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:
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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
e7zmkQ1[Q:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain of AS0326 ; X-RAY DIFFRACTION 3.40Å
e7zmkT1[T:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain of AS0326 ; X-RAY DIFFRACTION 3.40Å
e7zmkW2[W:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain of AS0326 ; X-RAY DIFFRACTION 3.40Å
e7r58L2[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab light chain ; X-RAY DIFFRACTION 1.90Å
e8dxuL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of Fab arm of antibody 10G4 ; X-RAY DIFFRACTION 2.728Å
e8hc2L1[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 Fab ; ELECTRON MICROSCOPY
e8hc3L1[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 ; ELECTRON MICROSCOPY
e8hc3E1[E:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 ; ELECTRON MICROSCOPY
e8hc4J2[J:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 Fab ; ELECTRON MICROSCOPY
e8hc4L2[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 Fab ; ELECTRON MICROSCOPY
e8hc4I2[I:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 Fab ; ELECTRON MICROSCOPY
e8hc5L1[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 ; ELECTRON MICROSCOPY
e8hc6L2[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of YB9-258 ; ELECTRON MICROSCOPY
e8c7hK2[K:128-229] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
28G11 Fab light chain ; ELECTRON MICROSCOPY
e7urxL2[L:127-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SJ25C1 Fab light chain ; ELECTRON MICROSCOPY
e7xy8L2[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
light chain ; X-RAY DIFFRACTION 2.300Å
e7xy8M2[M:109-214] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
light chain ; X-RAY DIFFRACTION 2.300Å
e7uvfL1[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Immunoglobulin light chain ; X-RAY DIFFRACTION 2.600Å
e7uvfY1[Y:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Immunoglobulin light chain ; X-RAY DIFFRACTION 2.600Å
e7uedL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
MORAb-009 Fab light chain ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 3Å
e7u9oL2[L:109-202] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
NE12 Fab light chain ; ELECTRON MICROSCOPY
e7uvhE2[E:108-210] Image Pymol Jmol Links: PDB, SCOP, CATH
RUPA-32 Fab Light Chain ; X-RAY DIFFRACTION 2.59Å
e7uvqE2[E:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab Kappa Light Chain ; X-RAY DIFFRACTION 3.29Å
e7yzjL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain of FAB fragment ; X-RAY DIFFRACTION 2.60Å
e8fe3L1[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM12 Fab Light Chain ; ELECTRON MICROSCOPY
e8fe3N1[N:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM12 Fab Light Chain ; ELECTRON MICROSCOPY
e8fe3P2[P:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM12 Fab Light Chain ; ELECTRON MICROSCOPY
e7yv7E2[E:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
The light chain of antibody 9B5 ; ELECTRON MICROSCOPY
e8fe4L2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM13 Fab Light Chain ; ELECTRON MICROSCOPY
e8fe4N1[N:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM13 Fab Light Chain ; ELECTRON MICROSCOPY
e8fe4P1[P:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
prM13 Fab Light Chain ; ELECTRON MICROSCOPY
e8cz5L2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab 2D9 Light Chain ; ligands: ACT,CD ; X-RAY DIFFRACTION 2.645Å
e7sqwB2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fragment ; X-RAY DIFFRACTION 3.21Å
e8hs2C2[C:394-498] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of Fab046 ; ELECTRON MICROSCOPY
e7z12C2[C:127-232] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PAM1.4, light Chain ; ELECTRON MICROSCOPY
e7uzbL2[L:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HSW-2 Fab light chain ; ELECTRON MICROSCOPY
e7uzdL2[L:129-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HSW-2 Fab light chain ; X-RAY DIFFRACTION 3Å
e7t97B1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.144Å
e7t97D1[D:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.144Å
e7t97F2[F:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.144Å
e7t97L1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.144Å
e7t98B1[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.97Å
e7t98L1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.97Å
e7t99B2[B:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.650Å
e7t99D1[D:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.650Å
e7t99F2[F:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.650Å
e7t99L2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FAB Light Chain ; X-RAY DIFFRACTION 2.650Å
e7uvhB2[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
RUPA-32 Fab Light Chain ; ligands: CL ; X-RAY DIFFRACTION 2.59Å
e7wvlL1[L:112-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
P4A2 Fab Light Chain ; X-RAY DIFFRACTION 3.0Å
e7x2hB2[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
6-2C L chain ; X-RAY DIFFRACTION 2.10Å
e7x2hD1[D:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
6-2C L chain ; X-RAY DIFFRACTION 2.10Å
e7wn8L1[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH
BC31M5 Fab Light chain ; ligands: ZN ; X-RAY DIFFRACTION 2.80Å
e7wn8Q2[Q:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH
BC31M5 Fab Light chain ; ligands: ZN ; X-RAY DIFFRACTION 2.80Å
e8gv4B2[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PN-SIA28 light chain ; X-RAY DIFFRACTION 2.5Å
e8gv4D1[D:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PN-SIA28 light chain ; X-RAY DIFFRACTION 2.5Å
e7wviB1[B:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of SIA28 ; X-RAY DIFFRACTION 2.48Å
e7wviD2[D:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of SIA28 ; X-RAY DIFFRACTION 2.48Å
e8dxtL1[L:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light chain of Fab arm of antibody GAR12 ; X-RAY DIFFRACTION 2.250Å
e7uymL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; X-RAY DIFFRACTION 2.20Å
e7v05a1[a:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05b2[b:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05c2[c:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05d1[d:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05e2[e:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05f2[f:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05g1[g:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05h1[h:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05i2[i:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05j2[j:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05k2[k:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05l2[l:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05m2[m:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7v05n1[n:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ELECTRON MICROSCOPY
e7uylL1[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
850 Fab Light Chain ; ligands: GOL ; X-RAY DIFFRACTION 2.00Å
e8be1B2[B:109-213] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
Antibody light chain ; ligands: SO4 ; X-RAY DIFFRACTION 1.980Å
e8be1E2[E:109-213] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
Antibody light chain ; ligands: SO4 ; X-RAY DIFFRACTION 1.980Å
e8athF2[F:107-207] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab B Light Chain ; X-RAY DIFFRACTION 2.37Å
e8athL1[L:107-208] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab B Light Chain ; X-RAY DIFFRACTION 2.37Å
e7s08L2[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
770F7 Fab Light chain ; X-RAY DIFFRACTION 2.4Å
e7s08B2[B:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
770F7 Fab Light chain ; ligands: GOL ; X-RAY DIFFRACTION 2.4Å
e7s1bL2[L:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
770F7 Fab light chain ; X-RAY DIFFRACTION 3.0Å
e7u0qF1[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
mAb 002-02 light chain ; ELECTRON MICROSCOPY
e7u0qI2[I:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
mAb 002-02 light chain ; ELECTRON MICROSCOPY
e7zlgL2[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CMT2-Fab light chain ; ELECTRON MICROSCOPY
e7zlhL1[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CMT2-Fab light chain ; ELECTRON MICROSCOPY
e7zliL2[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CMT2-Fab light chain ; ELECTRON MICROSCOPY
e7zljL2[L:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CMT2-Fab light chain ; ELECTRON MICROSCOPY
e8dl6C2[C:128-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
11F9 light-chain ; ELECTRON MICROSCOPY
e8dl7C2[C:128-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
11F9 light-chain ; ELECTRON MICROSCOPY
e8dl8C2[C:128-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
11F9 light-chain ; ELECTRON MICROSCOPY
e7wh8A1[A:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whbE1[E:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whbH2[H:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whbK2[K:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whdE1[E:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whdH2[H:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7whdK1[K:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
antibody ZB8 light chain ; ELECTRON MICROSCOPY
e7sd3H1[H:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ELECTRON MICROSCOPY
e7sd3N1[N:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ELECTRON MICROSCOPY
e7sd3M2[M:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
4E10 Fab light chain ; ELECTRON MICROSCOPY
e8d48L2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
sd1.040 Fab light chain ; ELECTRON MICROSCOPY
e7uvsB2[B:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH
LMIV230-02 Fab light chain ; X-RAY DIFFRACTION 2.03Å
e7ummL2[L:112-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ab109 Fab light chain ; ELECTRON MICROSCOPY
e7ummM1[M:112-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ab109 Fab light chain ; ELECTRON MICROSCOPY
e7ummN2[N:112-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
ab109 Fab light chain ; ELECTRON MICROSCOPY
e8as0C1[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0D2[D:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0G2[G:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0J2[J:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0M2[M:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0P2[P:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0V2[V:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8as0S2[S:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
D12 antibody light chain, Fab fragment ; X-RAY DIFFRACTION 3.5Å
e8ddkB2[B:106-107,B:136-201] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Light Chain CC5_17 ; X-RAY DIFFRACTION 3.85Å
e7u9pL2[L:108-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
NA8 Fab light chain ; ELECTRON MICROSCOPY
e8gx9F2[F:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
light chain of P2C-1F11 ; X-RAY DIFFRACTION 4.01Å
e8gx9L1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
light chain of P2C-1F11 ; X-RAY DIFFRACTION 4.01Å
e7x2kL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
1F11-L ; X-RAY DIFFRACTION 2.4Å
e7xczC2[C:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7125 fab ; ELECTRON MICROSCOPY
e7xdaC2[C:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7125 fab ; ELECTRON MICROSCOPY
e7xdkG2[G:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7125 fab ; ELECTRON MICROSCOPY
e7xdkJ1[J:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7125 fab ; ELECTRON MICROSCOPY
e7xdkM2[M:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7125 fab ; ELECTRON MICROSCOPY
e7xnfL1[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
P2C-1F11 Lambda chain ; X-RAY DIFFRACTION 2.79Å
e8bh5L2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Beta-27 light chain ; ligands: GOL ; X-RAY DIFFRACTION 2.38Å
e8dgvL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody CC99.103 Fab light chain ; X-RAY DIFFRACTION 2.300Å
e8dttB2[B:111-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COV93-03 light chain ; X-RAY DIFFRACTION 1.750Å
e8dw2C2[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody S309 light chain ; ELECTRON MICROSCOPY
e8dw3C2[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody S309 light chain ; ELECTRON MICROSCOPY
e7t25L2[L:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH
319-44 Fab light chain ; ligands: CL,IOD ; X-RAY DIFFRACTION 2.250Å
e7t25B1[B:109-213] Image Pymol Jmol Links: PDB, SCOP, CATH
319-44 Fab light chain ; ligands: CL,IOD ; X-RAY DIFFRACTION 2.250Å
e7t86L1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab CR5133 Light Chain ; X-RAY DIFFRACTION 1.898Å
e7t86A1[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab CR5133 Light Chain ; X-RAY DIFFRACTION 1.898Å
e7t86C2[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab CR5133 Light Chain ; X-RAY DIFFRACTION 1.898Å
e7t86E2[E:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab CR5133 Light Chain ; X-RAY DIFFRACTION 1.898Å
e7xswL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
S309 Lambda Chain ; X-RAY DIFFRACTION 3.30Å
e7xswB2[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
S309 Lambda Chain ; X-RAY DIFFRACTION 3.30Å
e8dw2L2[L:114-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody CR3022 light chain ; ELECTRON MICROSCOPY
e8dw3L1[L:114-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody CR3022 light chain ; ELECTRON MICROSCOPY
e7zxkL1[L:114-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SRF388 Light Chain ; X-RAY DIFFRACTION 2.20Å
e7yclB2[B:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
IS-9A Fab light chain ; X-RAY DIFFRACTION 2.130Å
e7yclL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
IS-9A Fab light chain ; X-RAY DIFFRACTION 2.130Å
e7xdaE1[E:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
BA7208 fab ; ELECTRON MICROSCOPY
e7x25C2[C:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x25F1[F:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x25K2[K:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x26K1[K:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x28D1[D:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x28K1[K:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x29G2[G:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x29K2[K:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7x2aK1[K:109-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
antibody S41 light chain ; ELECTRON MICROSCOPY
e7t1wL1[L:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; ligands: EDO ; X-RAY DIFFRACTION 2.450Å
e7t1wL22[L2:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.450Å
e7t1wL32[L3:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.450Å
e7t1wL41[L4:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; ligands: EDO ; X-RAY DIFFRACTION 2.450Å
e7t1wL51[L5:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.450Å
e7t1xL2[L:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.600Å
e7t1xL22[L2:107-213] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.600Å
e7t1xL31[L3:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.600Å
e7t1xL41[L4:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.600Å
e7t1xL51[L5:107-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab A194-01 light chain ; X-RAY DIFFRACTION 2.600Å
e7t0lK1[K:111-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain kappa ; X-RAY DIFFRACTION 3.0Å
e7t0lL1[L:111-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Light chain kappa ; X-RAY DIFFRACTION 3.0Å
e7z2mA2[A:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
11.003 Fab light-chain ; X-RAY DIFFRACTION 1.899Å
e7z2mC1[C:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
11.003 Fab light-chain ; X-RAY DIFFRACTION 1.899Å
e7z2mE2[E:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
11.003 Fab light-chain ; X-RAY DIFFRACTION 1.899Å
e7z2mL2[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
11.003 Fab light-chain ; X-RAY DIFFRACTION 1.899Å
e7z4tL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH
AAL160 light-chain ; X-RAY DIFFRACTION 3.300Å
e7z3wL2[L:108-214] Image Pymol Jmol Links: PDB, SCOP, CATH
AAL160 Fab light-chain ; ligands: ETE ; X-RAY DIFFRACTION 2.000Å
e7zxkI1[I:114-220] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
SRF388 Light Chain ; X-RAY DIFFRACTION 2.20Å
e7ucxL1[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH
11H1 Fab Light chain ; X-RAY DIFFRACTION 1.72Å
e8dfgL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
42D6 Fab Light Chain ; X-RAY DIFFRACTION 2.0Å
e8dfgM2[M:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
42D6 Fab Light Chain ; X-RAY DIFFRACTION 2.0Å
e7uviB1[B:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
RUPA-55 Fab light chain ; X-RAY DIFFRACTION 2.92Å
e7uviE2[E:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH
RUPA-55 Fab light chain ; X-RAY DIFFRACTION 2.92Å
e8d0aL2[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH
mouse anti-huUSP30 Fab light chain ; X-RAY DIFFRACTION 3.19Å
e8d1tL1[L:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH
mouse anti-huUSP30 Fab light chain ; X-RAY DIFFRACTION 2.94Å
e8djgB2[B:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
sAB Light Chain ; X-RAY DIFFRACTION 2.33Å
e8djgD1[D:109-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
sAB Light Chain ; ligands: GOL ; X-RAY DIFFRACTION 2.33Å
e7t82C2[C:113-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Light Chain ; X-RAY DIFFRACTION 3.500Å
e7t82L1[L:113-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Antibody Fab Light Chain ; X-RAY DIFFRACTION 3.500Å
e7pa9LLL1[LLL:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9NNN2[NNN:108-183] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9PPP2[PPP:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9RRR1[RRR:108-210] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9SSS2[SSS:108-210] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9UUU1[UUU:108-205] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9WWW2[WWW:108-212] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9ZZZ2[ZZZ:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9aaa2[aaa:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7pa9ddd2[ddd:108-211] Image Pymol Jmol Links: PDB, SCOP, CATH
Fab 98D3 VL ; X-RAY DIFFRACTION 2.75Å
e7yxuL1[L:108-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
light chain of Fab ; ligands: MN ; X-RAY DIFFRACTION 2.31Å
e8dttF2[F:111-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COV93-03 light chain ; X-RAY DIFFRACTION 1.750Å
e8gpxL1[L:110-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
YD73Fab_K ; X-RAY DIFFRACTION 3.8Å
e8eb2L1[L:113-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PA2.1 Fab Light Chain ; X-RAY DIFFRACTION 2.9Å
e8eb2M2[M:113-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PA2.1 Fab Light Chain ; X-RAY DIFFRACTION 2.9Å
e8eb2O2[O:113-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PA2.1 Fab Light Chain ; X-RAY DIFFRACTION 2.9Å
e8d29B2[B:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab light chain ; X-RAY DIFFRACTION 1.81Å
e8d29E1[E:109-214] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Fab light chain ; X-RAY DIFFRACTION 1.81Å
Previous Nexte1ogaE2[E:119-245]
nonrep
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Pymol
Jmol Links:
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SCOP,
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]
nonrep
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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