Evolutionary classification of protein domain structures
alpha arraysalpha-helix arrays with mainly perpendicular helices
Representatives:
e1cktA1[A:7-77] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HIGH MOBILITY GROUP 1 PROTEIN ; X-RAY DIFFRACTION 2.5Å
e7ploI2[I:1020-1069] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
WD repeat and HMG-box DNA-binding protein 1 ; ELECTRON MICROSCOPY
e1v63A1[A:1-101] Image Pymol Jmol Links: PDB, SCOP, CATH
Nucleolar transcription factor 1 ; SOLUTION NMR
e1j3xA1[A:8-77] Image Pymol Jmol Links: PDB, SCOP, CATH
High mobility group protein 2 ; SOLUTION NMR
e1aabA1[A:7-77] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HIGH MOBILITY GROUP PROTEIN ; SOLUTION NMR
e3fghA1[A:111-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: CD,CL,NA ; X-RAY DIFFRACTION 1.35Å
e2ly4A1[A:1-83] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HIGH MOBILITY GROUP PROTEIN B1 ; SOLUTION NMR
e2yrqA1[A:1-87] Image Pymol Jmol Links: PDB, SCOP, CATH
High mobility group protein B1 ; SOLUTION NMR
e2eqzA1[A:1-86] Image Pymol Jmol Links: PDB, SCOP, CATH
High mobility group protein B3 ; SOLUTION NMR
e2ctoA1[A:1-93] Image Pymol Jmol Links: PDB, SCOP, CATH
novel protein ; SOLUTION NMR
e3tq6B2[B:141-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 2.45Å
e4nnuB2[B:141-235] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.81Å
e4nodA2[A:141-233] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.9Å
e4nodB2[B:141-233] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.9Å
e4nodG2[G:141-233] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.9Å
e4nodH2[H:141-233] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.9Å
e2rtuA1[A:1-87] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
High mobility group protein B1 ; SOLUTION NMR
e3tmmA4[A:108-195] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.5Å
e4nnuA2[A:141-236] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
TRANSCRIPTION FACTOR A, MITOCHONDRIAL ; X-RAY DIFFRACTION 2.81Å
e3tq6A5[A:150-237] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 2.45Å
e4qr9A1[A:5-79] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; X-RAY DIFFRACTION 2.00Å
e4qr9B1[B:5-79] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; X-RAY DIFFRACTION 2.00Å
e6cijN2[N:9-80] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; ELECTRON MICROSCOPY
e6cg0N2[N:15-50] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; ELECTRON MICROSCOPY
e5zdzN2[N:11-75] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HMGB1 A-B box ; X-RAY DIFFRACTION 2.80Å
e5ze0N1[N:10-75] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HMGB1 A-B box ; X-RAY DIFFRACTION 2.75Å
e5ze1N2[N:11-75] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HMGB1 A-B box ; X-RAY DIFFRACTION 3.00Å
e5ze2N1[N:11-75] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
HMGB1 A-B box ; X-RAY DIFFRACTION 3.30Å
e6cikN1[N:19-48] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; X-RAY DIFFRACTION 3.15Å
e6cimN2[N:19-48] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
High mobility group protein B1 ; X-RAY DIFFRACTION 3.60Å
e6erpC2[C:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 4.50Å
e6erpG1[G:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 4.50Å
e6erqC2[C:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 4.50Å
e6erqG1[G:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 4.50Å
e6hb4A2[A:150-240] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: GOL ; X-RAY DIFFRACTION 3.05Å
e6hb4D1[D:150-237] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 3.05Å
e6hc3A1[A:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: TLA ; X-RAY DIFFRACTION 3.1Å
e6hc3D1[D:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: TLA ; X-RAY DIFFRACTION 3.1Å
e6hc3G1[G:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: TLA ; X-RAY DIFFRACTION 3.1Å
e6hc3J1[J:150-234] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 3.1Å
e6hb4G2[G:150-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 3.05Å
e6hb4J2[J:150-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 3.05Å
e7lbwA2[A:150-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: EDO ; X-RAY DIFFRACTION 2.84Å
e7lbxB1[B:150-232] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: EDO ; X-RAY DIFFRACTION 2.7Å
e7lbwB1[B:150-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; ligands: EDO ; X-RAY DIFFRACTION 2.84Å
e7lbxA1[A:150-233] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Transcription factor A, mitochondrial ; X-RAY DIFFRACTION 2.7Å
Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
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
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