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X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative

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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

X: Repetitive alpha hairpins
H: Translin
T: Translin
F: Translin

PF01997

Representatives:

e1j1jA1[A:1-217] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.2Å

e1keyA1[A:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.65Å

e1j1jB1[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.2Å

e1keyB1[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.65Å

e1keyD1[D:1-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.65Å

e1j1jC1[C:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.2Å

e1keyC1[C:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.65Å

e1j1jD1[D:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.2Å

e3axjB1[B:23-282] Image Pymol Jmol Links: PDB, SCOP, CATH

TRANSLIN ASSOCIATED FACTOR X, ISOFORM B ; X-RAY DIFFRACTION 2.1Å

e3axjA1[A:-3-221] Image Pymol Jmol Links: PDB, SCOP, CATH

GM27569P ; X-RAY DIFFRACTION 2.1Å

e3pjaJ1[J:32-155,J:180-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin-associated protein X ; X-RAY DIFFRACTION 3.0Å

e3pjaA1[A:2-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e4dg7A1[A:1-221] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e2qvaA1[A:5-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 3.4Å

e3zc0B1[B:1-191] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: CL,MG ; X-RAY DIFFRACTION 2.98Å

e2qrxA1[A:3-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 3.6Å

e2qvaB1[B:5-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 3.4Å

e2qvaC1[C:2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 3.4Å

e2qvaD1[D:5-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 3.4Å

e3pjaE1[E:1-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaH1[H:2-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3qb5B1[B:1-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; X-RAY DIFFRACTION 2.95Å

e3pjaC1[C:1-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaF1[F:1-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaG1[G:1-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaK1[K:31-155,K:180-272] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin-associated protein X ; X-RAY DIFFRACTION 3.0Å

e3pjaL1[L:31-155,L:180-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin-associated protein X ; X-RAY DIFFRACTION 3.0Å

e3qb5K1[K:31-155,K:180-272] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN-ASSOCIATED PROTEIN X ; ligands: CL,MN,PO4,SO4 ; X-RAY DIFFRACTION 2.95Å

e3pjaB1[B:2-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaD1[D:2-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3pjaI1[I:2-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.0Å

e3qb5A1[A:2-218] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; ligands: CL,NA ; X-RAY DIFFRACTION 2.95Å

e3qb5C1[C:2-219] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

TRANSLIN ; ligands: CL,PO4,SO4 ; X-RAY DIFFRACTION 2.95Å

e3riuA1[A:8-215] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.4Å

e3riuB1[B:7-213] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3.4Å

e3zc1C1[C:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 3.27Å

e3zc0H1[H:-2-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc0C1[C:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc1E1[E:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; X-RAY DIFFRACTION 3.27Å

e3zc0F1[F:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: CL,MG ; X-RAY DIFFRACTION 2.98Å

e3zc1B1[B:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 3.27Å

e3zc1G1[G:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 3.27Å

e3zc1F1[F:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 3.27Å

e3zc0A1[A:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc0D1[D:-2-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc0K1[K:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: CL,MG ; X-RAY DIFFRACTION 2.98Å

e3zc0G1[G:-2-186] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: CL,MG ; X-RAY DIFFRACTION 2.98Å

e3zc1H1[H:-2-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; X-RAY DIFFRACTION 3.27Å

e3zc0L1[L:-2-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc1A1[A:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; X-RAY DIFFRACTION 3.27Å

e3zc1D1[D:-2-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 3.27Å

e3zc0E1[E:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc0J1[J:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3zc0I1[I:-2-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AFTRAX ; ligands: MG ; X-RAY DIFFRACTION 2.98Å

e3riuC2[C:31-162,C:191-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin associated factor X, isoform B ; X-RAY DIFFRACTION 3.4Å

e4jhfC1[C:0-216] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfD1[D:-1-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfE1[E:0-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfF1[F:0-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfA1[A:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfB1[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfG1[G:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4jhfH1[H:1-216] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4dg7E1[E:7-222] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e4wyvE1[E:0-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvH1[H:0-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvA1[A:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvB1[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvF1[F:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvC1[C:1-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvG1[G:-1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4wyvD1[D:0-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Translin ; X-RAY DIFFRACTION 3Å

e4dg7G1[G:7-220] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e5jr9A1[A:-2-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9B1[B:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9E1[E:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9G1[G:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jrcA1[A:0-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: CA ; X-RAY DIFFRACTION 1.9Å

e5jrcC1[C:0-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: CA ; X-RAY DIFFRACTION 1.9Å

e5jr9D1[D:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9F1[F:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9H1[H:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jr9C1[C:1-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; X-RAY DIFFRACTION 2.4Å

e5jrcB1[B:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: CA ; X-RAY DIFFRACTION 1.9Å

e5jrcD1[D:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: CA ; X-RAY DIFFRACTION 1.9Å

e5jreA1[A:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE ; X-RAY DIFFRACTION 2.100Å

e5jreB1[B:0-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE ; X-RAY DIFFRACTION 2.100Å

e5jreC1[C:0-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE,ADZ ; X-RAY DIFFRACTION 2.100Å

e5jreD1[D:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE,ADZ ; X-RAY DIFFRACTION 2.100Å

e5jreE1[E:-1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADZ ; X-RAY DIFFRACTION 2.100Å

e5jreF1[F:0-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADZ ; X-RAY DIFFRACTION 2.100Å

e5jreG1[G:0-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE ; X-RAY DIFFRACTION 2.100Å

e5jreH1[H:0-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

NEQ131 ; ligands: ADE ; X-RAY DIFFRACTION 2.100Å

e4dg7B1[B:-19-192] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e4dg7F1[F:-19-192] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e4dg7H1[H:-19-192] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e4dg7D1[D:-19-192] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

e4dg7C1[C:-19-192] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GM27569p ; X-RAY DIFFRACTION 4.195Å

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