Evolutionary classification of protein domain structures
alpha arraysalpha-helix arrays with mainly perpendicular helices
alpha bundlesalpha-helix bundles with mainly parallel helices
alpha superhelicesrepeating alpha-helix hairpins form a superhelix
alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain
alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix
beta barrelssingle beta-sheet folded upon itself to form a barrel
beta meanderssingle beta-sheet with mainly meander topology
beta sandwichestwo beta-sheets stacked together to form a sandwich




Representatives:
e1k5nA1[A:182-276]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
MAJOR HISTOCOMPATIBILITY COMPLEX MOLECULE HLA-B*2709 ; X-RAY DIFFRACTION 1.09Å
e1k5nB1[B:0-99]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
BETA-2-MICROGLOBULIN, LIGHT CHAIN ; ligands: GOL ; X-RAY DIFFRACTION 1.09Å
e1mjuH2[H:114-230]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
IMMUNOGLOBULIN MS6-12 ; ligands: GOL ; X-RAY DIFFRACTION 1.22Å
e1mjuL2[L:108-214]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
IMMUNOGLOBULIN MS6-12 ; ligands: GOL ; X-RAY DIFFRACTION 1.22Å
e4xzuF1[F:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3E6 antibody Fab light chain ; ligands: MG ; X-RAY DIFFRACTION 2.610Å
e5dupL1[L:110-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
AVFluIgG03 Light Chain ; X-RAY DIFFRACTION 3.05Å
e5eszL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH04 Light Chain ; X-RAY DIFFRACTION 4.19Å
e5eszB1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH04 Light Chain ; X-RAY DIFFRACTION 4.19Å
e5esvB2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH03 Light Chain ; X-RAY DIFFRACTION 3.1Å
e5esvD1[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH03 Light Chain ; X-RAY DIFFRACTION 3.1Å
e5esvL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH03 Light Chain ; X-RAY DIFFRACTION 3.1Å
e5dumL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
65C6 Light Chain ; X-RAY DIFFRACTION 3.0Å
e4r97B2[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
platelet factor 4 antibody KKO light chain ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.2Å
e4r9yL2[L:133-239] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Platelet factor 4 antibody KKO light chain ; X-RAY DIFFRACTION 4.1Å
e4r9yM1[M:133-239] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Platelet factor 4 antibody KKO light chain ; X-RAY DIFFRACTION 4.1Å
e4z7nF1[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.599Å
e4z7nL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.599Å
e4z7qF2[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.700Å
e4z7qL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.700Å
e4z7sF2[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
e4z7sL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
e5dfvD2[D:2000-2105] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.8Å
e5dfvF1[F:2000-2105] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.8Å
e5dmgL2[L:2000-2105] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RB86 antibody Fab fragment light chain ; X-RAY DIFFRACTION 2.5Å
e5dmgD1[D:2000-2105] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RB86 antibody Fab fragment light chain ; X-RAY DIFFRACTION 2.5Å
e5dmgF1[F:2000-2105] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
RB86 antibody Fab fragment light chain ; X-RAY DIFFRACTION 2.5Å
e3x3fL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of KMTR2 ; ligands: GOL ; X-RAY DIFFRACTION 2.1Å
e3x3gL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of KMTR2 ; ligands: CL ; X-RAY DIFFRACTION 2.5Å
e5dwuL1[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab - Light Chain ; X-RAY DIFFRACTION 3.970Å
e5en2B2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GD01 light chain ; X-RAY DIFFRACTION 1.821Å
e4d3cL2[L:109-209] Image Pymol Jmol Links: PDB, SCOP, CATH
SFN68 FAB ; X-RAY DIFFRACTION 2.62Å
e5d8jL1[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HA3 Fab Light Chain ; X-RAY DIFFRACTION 2.23Å
e4yhiB1[B:113-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab2a light chain ; X-RAY DIFFRACTION 1.90Å
e4yhiL1[L:113-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab2a light chain ; X-RAY DIFFRACTION 1.90Å
e4yhkL2[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab2a light chain ; X-RAY DIFFRACTION 2.21Å
e4yhlL1[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab2b light chain ; X-RAY DIFFRACTION 2.09Å
e4yhmL2[L:113-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab2b light chain ; X-RAY DIFFRACTION 2.16Å
e4yhoL1[L:113-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab3 light chain ; X-RAY DIFFRACTION 1.82Å
e5fgbA2[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Anti-HCV E2 Fab HC84-1 light chain ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 1.65Å
e5fgbB1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Anti-HCV E2 Fab HC84-1 light chain ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 1.65Å
e5fgcB2[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Anti-HCV E2 Fab HC33.8 light chain ; X-RAY DIFFRACTION 1.90Å
e5dyoB1[B:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 43.1 Light Chain ; ligands: SO4 ; X-RAY DIFFRACTION 2.36Å
e5dyoL2[L:113-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 43.1 Light Chain ; ligands: SO4 ; X-RAY DIFFRACTION 2.36Å
e4z7oF2[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 Fab light chain ; X-RAY DIFFRACTION 2.85Å
e4z7oL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 Fab light chain ; X-RAY DIFFRACTION 2.85Å
e4xawL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 1.47Å
e4xbeL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.756Å
e4xbgL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.73Å
e4xbgB1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: GOL,UNL ; X-RAY DIFFRACTION 2.73Å
e4xbgD2[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.73Å
e4xbgF2[F:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.73Å
e4xbgI1[I:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.73Å
e4xbpL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.94Å
e4xbpB1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.94Å
e4xbpD2[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.94Å
e4xbpF2[F:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.94Å
e4xc1L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.63Å
e4xc3L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: 1GP ; X-RAY DIFFRACTION 1.63Å
e4xccL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: GOL ; X-RAY DIFFRACTION 2.81Å
e4xceL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.93Å
e4xceB1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.93Å
e4xceD2[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.93Å
e4xcfL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: 43Y ; X-RAY DIFFRACTION 1.43Å
e4xcnL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.9Å
e4xcnB1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: GOL,UNL ; X-RAY DIFFRACTION 2.9Å
e4xcnD1[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.9Å
e4xcnF1[F:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 2.9Å
e4xcnI1[I:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.9Å
e4xcnK2[K:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.9Å
e4xcyL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 3.960Å
e4xcyB2[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 3.960Å
e4xcyD2[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 3.960Å
e4xcyF2[F:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 3.960Å
e4xcyK2[K:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 3.960Å
e5hdbF2[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.70Å
e5hdbL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Monoclonal antibody 10E5 light chain ; X-RAY DIFFRACTION 2.70Å
e4xbgK2[K:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ligands: UNL ; X-RAY DIFFRACTION 2.73Å
e4xcyI1[I:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; X-RAY DIFFRACTION 3.960Å
e5d93B2[B:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light Chain of Fab Fragment from a Mouse QSOX1-Specific Antibody ; X-RAY DIFFRACTION 2.2Å
e5d93E1[E:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light Chain of Fab Fragment from a Mouse QSOX1-Specific Antibody ; X-RAY DIFFRACTION 2.2Å
e4yhpB2[B:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 2.500Å
e4yhpD1[D:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 2.500Å
e4yhpL1[L:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 2.500Å
e4yhpF1[F:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 2.500Å
e4yhyC1[C:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 1.90Å
e4yhyL1[L:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 1.90Å
e4yhzL1[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab Light Chain ; X-RAY DIFFRACTION 2.3Å
e5eocL2[L:112-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab fragment (Light chain) ; X-RAY DIFFRACTION 1.98Å
e5eocM2[M:112-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab fragment (Light chain) ; X-RAY DIFFRACTION 1.98Å
e5d96I1[I:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of Fab fragment from an antibody targeting mouse and human QSOX1 ; X-RAY DIFFRACTION 2.3Å
e5d96B2[B:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of Fab fragment from an antibody targeting mouse and human QSOX1 ; X-RAY DIFFRACTION 2.3Å
e4yhnB2[B:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab3 light chain ; X-RAY DIFFRACTION 2.31Å
e4yhnL2[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
aDabi-Fab3 light chain ; X-RAY DIFFRACTION 2.31Å
e5e2tL2[L:113-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
AT8 LIGHT CHAIN ; X-RAY DIFFRACTION 2.10Å
e5e2uL2[L:113-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
AT8 LIGHT CHAIN ; X-RAY DIFFRACTION 2.40Å
e5e2vL1[L:113-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
AT8 LIGHT CHAIN ; ligands: GOL ; X-RAY DIFFRACTION 1.64Å
e5e2wL2[L:113-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
AT8 LIGHT CHAIN ; X-RAY DIFFRACTION 1.50Å
e5i18L1[L:114-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; ligands: GOL ; X-RAY DIFFRACTION 1.92Å
e5i1dL1[L:114-220] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.00Å
e5i1dA2[A:114-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; X-RAY DIFFRACTION 2.00Å
e4zxbB2[B:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 83-7 light chain ; X-RAY DIFFRACTION 3.3Å
e4zxbD2[D:108-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 83-14 light chain ; X-RAY DIFFRACTION 3.3Å
e5eoqL1[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Anti vaccinia virus A27 antibody Fab 1G6 light chain ; X-RAY DIFFRACTION 1.95Å
e5f96L2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
LIGHT CHAIN OF ANTIBODY CH235.12 ; ligands: EPE ; X-RAY DIFFRACTION 2.24Å
e5f9wC1[C:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of CH235-lineage antibody CH235 ; X-RAY DIFFRACTION 2.89Å
e5f9wL1[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of CH235-lineage antibody CH235 ; X-RAY DIFFRACTION 2.89Å
e5hj3F2[F:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
KZ52 Antibody Fragment ; X-RAY DIFFRACTION 3.300Å
e5hj3J1[J:108-206] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
KZ52 Antibody Fragment ; X-RAY DIFFRACTION 3.300Å
e5hj3N2[N:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
KZ52 Antibody Fragment ; X-RAY DIFFRACTION 3.300Å
e5hj3B1[B:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
KZ52 Antibody Fragment ; X-RAY DIFFRACTION 3.300Å
e4yr6B1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
light chain of 5G6 ; X-RAY DIFFRACTION 2.38Å
e4yr6E2[E:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
light chain of 5G6 ; X-RAY DIFFRACTION 2.38Å
e5dqdL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
S55-5 Fab (IgG1 kappa) light chain ; X-RAY DIFFRACTION 1.938Å
e5dqjL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
S55-5 Fab (IgG1 kappa) light chain ; X-RAY DIFFRACTION 2.600Å
e5dqjB2[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
S55-5 Fab (IgG1 kappa) light chain ; X-RAY DIFFRACTION 2.600Å
e5dq9B1[B:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
MAb 44B1 light chain ; X-RAY DIFFRACTION 1.950Å
e5dq9D2[D:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
MAb 44B1 light chain ; X-RAY DIFFRACTION 1.950Å
e5dq9L1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH
MAb 44B1 light chain ; X-RAY DIFFRACTION 1.950Å
e5f9oL1[L:107-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CH235.09 Light chain ; X-RAY DIFFRACTION 1.8599Å
e4rauA1[A:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauD2[D:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauG2[G:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauJ2[J:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauM1[M:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauP2[P:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauS2[S:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e4rauV1[V:110-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RTOFab light chain ; X-RAY DIFFRACTION 3.74Å
e5fhaL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody 114 Fab light chain ; X-RAY DIFFRACTION 1.970Å
e5fhcL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody 114 Fab light chain ; X-RAY DIFFRACTION 6.700Å
e5i5kL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Eculizumab light chain (variable domain) ; X-RAY DIFFRACTION 4.2Å
e5i5kY1[Y:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Eculizumab light chain (variable domain) ; X-RAY DIFFRACTION 4.2Å
e5i8kL2[L:111-217] Image Pymol Jmol Links: PDB, SCOP, CATH
HHH1 Fab Light chain ; X-RAY DIFFRACTION 1.77Å
e5i8oL1[L:111-217] Image Pymol Jmol Links: PDB, SCOP, CATH
HMM5 antibody light chain ; X-RAY DIFFRACTION 1.800Å
e5fhxL3[L:225-334] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody fragment light chain ; X-RAY DIFFRACTION 2.55Å
e5hcgL3[L:225-334] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CODV light chain ; X-RAY DIFFRACTION 2.68Å
e5igxL1[L:104-205] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
germline NIH45-46 light chain ; X-RAY DIFFRACTION 3.390Å
e5iesL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC01cHuGL2 Fab light chain ; ligands: GOL ; X-RAY DIFFRACTION 2.1542Å
e5if0B2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC01c-HuGL2 Fab light chain ; X-RAY DIFFRACTION 2.408Å
e5if0L2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC01c-HuGL2 Fab light chain ; ligands: PO4 ; X-RAY DIFFRACTION 2.408Å
e5ifaL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC01c-HuGL2 Fab light chain ; ligands: 1PE,GOL,SO4 ; X-RAY DIFFRACTION 1.82Å
e5cd3H1[H:111-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DRVIA7 Light Chain ; X-RAY DIFFRACTION 2.9Å
e5cd3B2[B:111-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DRVIA7 Light Chain ; X-RAY DIFFRACTION 2.9Å
e5cd3D2[D:111-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DRVIA7 Light Chain ; X-RAY DIFFRACTION 2.9Å
e5cd3F2[F:111-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DRVIA7 Light Chain ; X-RAY DIFFRACTION 2.9Å
e5cd5D2[D:111-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DRVIA7 Fab Light Chain ; X-RAY DIFFRACTION 3.39Å
e5f7eL1[L:104-208] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab light chain ; X-RAY DIFFRACTION 1.900Å
e5i30L1[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab PL-2 light chain ; X-RAY DIFFRACTION 1.900Å
e5i66B1[B:129-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 1.62Å
e5i6xC2[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 3.140Å
e5i6zC1[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 4.53Å
e5i71C1[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 3.150Å
e5i73C2[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 3.240Å
e5i74C2[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 3.395Å
e5i75C1[C:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
8B6 antibody, light chain ; X-RAY DIFFRACTION 3.490Å
e5eblB1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Fragment Light Chain ; X-RAY DIFFRACTION 2.300Å
e5ebmB1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Fragment Light Chain ; X-RAY DIFFRACTION 2.500Å
e5ebwB1[B:108-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Fragment Light Chain ; X-RAY DIFFRACTION 2.115Å
e5ec2B2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Fragment Light Chain ; X-RAY DIFFRACTION 2.300Å
e5ec1B2[B:108-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Fragment Light Chain ; X-RAY DIFFRACTION 2.750Å
e4z0bL1[L:107-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody light chain ; X-RAY DIFFRACTION 3.1Å
e5epmB1[B:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab fragment light chain ; X-RAY DIFFRACTION 1.75Å
e5epmF2[F:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab fragment light chain ; X-RAY DIFFRACTION 1.75Å
e5i9qC1[C:113-206] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3BNC55 light chain ; X-RAY DIFFRACTION 2.990Å
e5i9qL1[L:113-206] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
3BNC55 light chain ; X-RAY DIFFRACTION 2.990Å
e5fecL1[L:104-207] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
germline 3BNC60 light chain ; X-RAY DIFFRACTION 3.170Å
e5fecB2[B:104-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
germline 3BNC60 light chain ; X-RAY DIFFRACTION 3.170Å
e5dd3L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570.4 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.8Å
e5dd1L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.6Å
e5dd6L2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570.mut58 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.7Å
e5dd6B1[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570.mut58 FAB LIGHT CHAIN ; X-RAY DIFFRACTION 1.7Å
e5dd5L2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570.9 FAB HEAVY CHAIN ; X-RAY DIFFRACTION 1.9Å
e5jhlL2[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody Light chain ; X-RAY DIFFRACTION 3.00Å
e5dd0L2[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ANTI-HIV ANTIBODY DH570 FAB HEAVY LIGHT ; X-RAY DIFFRACTION 2.5Å
e5b3jF2[F:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab, light chain ; X-RAY DIFFRACTION 2.900Å
e5b3jL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab, light chain ; X-RAY DIFFRACTION 2.900Å
e4zsoA2[A:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Antibody Light Chain ; X-RAY DIFFRACTION 2.500Å
e4zsoC1[C:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Antibody Light Chain ; X-RAY DIFFRACTION 2.500Å
e5ikcA2[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MAb 6H10 light chain ; X-RAY DIFFRACTION 2.060Å
e5ikcL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MAb 6H10 light chain ; X-RAY DIFFRACTION 2.060Å
e5ea0L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of antibody 7968 Fab fragment ; X-RAY DIFFRACTION 2.0Å
e5bzdA1[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
5G8 HIV Antibody light chain ; ligands: GOL ; X-RAY DIFFRACTION 2.7Å
e5bzdC2[C:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
5G8 HIV Antibody light chain ; X-RAY DIFFRACTION 2.7Å
e5bzwA1[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
2B3 HIV Antibody light chain ; X-RAY DIFFRACTION 2.9Å
e5i8cB1[B:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC34.01 Fab light chain ; X-RAY DIFFRACTION 1.540Å
e5i8hF1[F:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC34.01 Fab light chain ; X-RAY DIFFRACTION 4.300Å
e5i8hH2[H:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC34.01 Fab light chain ; X-RAY DIFFRACTION 4.300Å
e5i8eB1[B:108-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC34.01 Fab light chain ; ligands: ZN ; X-RAY DIFFRACTION 2.650Å
e5i8eD2[D:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
VRC34.01 Fab light chain ; ligands: ZN ; X-RAY DIFFRACTION 2.650Å
e5hysL1[L:112-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Uncharacterized protein ; ligands: SO4 ; X-RAY DIFFRACTION 2.5Å
e5hysB2[B:112-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Uncharacterized protein ; ligands: SO4 ; X-RAY DIFFRACTION 2.5Å
e5hysD2[D:112-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Uncharacterized protein ; ligands: SO4 ; X-RAY DIFFRACTION 2.5Å
e5hysF2[F:112-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Uncharacterized protein ; ligands: SO4 ; X-RAY DIFFRACTION 2.5Å
e5czvL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 20350 light chain ; X-RAY DIFFRACTION 3.19Å
e5czxD1[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
20358 Fab light chain ; ligands: EDO ; X-RAY DIFFRACTION 2.1Å
e5czxL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
20358 Fab light chain ; X-RAY DIFFRACTION 2.1Å
e5dmiL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Chi220 Fab light chain ; X-RAY DIFFRACTION 3.690Å
e5fb8A2[A:137-243] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Anti-IL-16 antibody 14.1 Fab domain Kappa Chain ; ligands: EDO,SO4 ; X-RAY DIFFRACTION 2.07Å
e5esqA2[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; ligands: PO4 ; X-RAY DIFFRACTION 2.55Å
e5esqC1[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; ligands: PO4 ; X-RAY DIFFRACTION 2.55Å
e5hpmA1[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; X-RAY DIFFRACTION 2.67Å
e5hpmC2[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; X-RAY DIFFRACTION 2.67Å
e5iczA2[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; ligands: PO4 ; X-RAY DIFFRACTION 2.550Å
e5iczC2[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Cetuximab Fab light chain ; ligands: PO4 ; X-RAY DIFFRACTION 2.550Å
e5i16L1[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB LIGHT CHAIN ; ligands: GOL ; X-RAY DIFFRACTION 1.90Å
Previous Nexte1ogaE2[E:119-245]
nonrep
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CATH, PubMed,
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T-CELL RECEPTOR BETA CHAIN C REGION ; X-RAY DIFFRACTION 1.4Å
e1l6xA1[A:237-341]
nonrep
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IMMUNOGLOBULIN GAMMA-1 HEAVY CHAIN CONSTANT REGION ; X-RAY DIFFRACTION 1.65Å
e1l6xA2[A:342-443]
nonrep
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IMMUNOGLOBULIN GAMMA-1 HEAVY CHAIN CONSTANT REGION ; X-RAY DIFFRACTION 1.65Å
e1rzfL2[L:109-210]
nonrep
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FAB E51 LIGHT CHAIN ; ligands: GOL ; X-RAY DIFFRACTION 1.7Å
e2h26A1[A:184-279]
nonrep
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T-CELL SURFACE GLYCOPROTEIN CD1B ; ligands: GOL ; X-RAY DIFFRACTION 1.8Å
e1uvqA1[A:85-183]
nonrep
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HLA CLASS II HISTOCOMPATIBILITY ANTIGEN ; ligands: GLY,NAG ; X-RAY DIFFRACTION 1.800Å
e1uvqB1[B:95-191]
nonrep
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HLA CLASS II HISTOCOMPATIBILITY ANTIGEN ; X-RAY DIFFRACTION 1.800Å
e1u58A1[A:145-242]
nonrep
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MHC-I HOMOLOG M144 ; X-RAY DIFFRACTION 1.9Å
e2fbjH2[H:119-220]
nonrep
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IGA-KAPPA J539 FAB (HEAVY CHAIN) ; X-RAY DIFFRACTION 1.95Å
e3fruA1[A:179-269]
nonrep
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NEONATAL FC RECEPTOR ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.2Å
e1dn0B2[B:121-225]
nonrep
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IGM-KAPPA COLD AGGLUTININ (HEAVY CHAIN) ; X-RAY DIFFRACTION 2.28Å
e1fp5A1[A:336-438]
nonrep
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IGE HEAVY CHAIN EPSILON-1 ; X-RAY DIFFRACTION 2.3Å
e1fp5A2[A:439-543]
nonrep
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IGE HEAVY CHAIN EPSILON-1 ; X-RAY DIFFRACTION 2.3Å
e1hdmA1[A:94-196]
nonrep
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PROTEIN (CLASS II HISTOCOMPATIBILITY ANTIGEN, M ALPHA CHAIN) ; X-RAY DIFFRACTION 2.5Å
e1hdmB1[B:88-185]
nonrep
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PROTEIN (CLASS II HISTOCOMPATIBILITY ANTIGEN, M BETA CHAIN) ; X-RAY DIFFRACTION 2.5Å
e3pl6A2[A:83-180]
nonrep
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MHC class II HLA-DQ-alpha chain ; ligands: NAG ; X-RAY DIFFRACTION 2.55Å
e1o0vA1[A:228-330]
nonrep
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Immunoglobulin heavy chain epsilon-1 ; ligands: SO4 ; X-RAY DIFFRACTION 2.6Å
e1hyrC1[C:181-274]
nonrep
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MHC CLASS I CHAIN-RELATED PROTEIN A ; X-RAY DIFFRACTION 2.7Å
e1hzhH6[H:114-235]
nonrep
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IMMUNOGLOBULIN HEAVY CHAIN ; X-RAY DIFFRACTION 2.70Å
e1hzhH7[H:236-359]
nonrep
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IMMUNOGLOBULIN HEAVY CHAIN ; ligands: BMA,GAL,MAN,NAG ; X-RAY DIFFRACTION 2.70Å
e1hzhH8[H:360-478]
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IMMUNOGLOBULIN HEAVY CHAIN ; X-RAY DIFFRACTION 2.70Å
e3rdtC2[C:83-178]
nonrep
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H-2 class II histocompatibility antigen, A-B alpha chain ; X-RAY DIFFRACTION 2.70Å
e1hxmA2[A:121-206]
nonrep
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GAMMA-DELTA T-CELL RECEPTOR ; X-RAY DIFFRACTION 3.00Å
e1hxmB2[B:124-230]
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GAMMA-DELTA T-CELL RECEPTOR ; X-RAY DIFFRACTION 3.00Å

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain
beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander
a+b two layersone alpha-helix layer and one beta-sheet layer
a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers
a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers
a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers
a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain
a/b barrelsrepeating beta-alpha units form a barrel
a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers
mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions
few secondary structure elementsstabilized by cofactors or disulfides
extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes