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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

X: HTH
H: HTH
T: tri-helical
F: ARID

PF01388 CL0123

Representatives:

e1c20A1[A:3-130] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DEAD RINGER PROTEIN ; SOLUTION NMR

e1kqqA1[A:3-130] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

DEAD RINGER PROTEIN ; SOLUTION NMR

e2oehA1[A:1-107] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AT-rich interactive domain-containing protein 5B ; SOLUTION NMR

e1kn5A1[A:3-104] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Transcription regulatory protein ADR6 ; SOLUTION NMR

e2kk0A1[A:1-145] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AT-rich interactive domain-containing protein 3A ; SOLUTION NMR

e2rq5A1[A:610-730] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein Jumonji ; SOLUTION NMR

e2lm1A1[A:214-320] Image Pymol Jmol Links: PDB, SCOP, CATH

LYSINE-SPECIFIC DEMETHYLASE LID ; SOLUTION NMR

e2li6A1[A:1-116] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SWI/SNF CHROMATIN-REMODELING COMPLEX SUBUNIT SWI1 ; SOLUTION NMR

e2yqeA1[A:72-171] Image Pymol Jmol Links: PDB, SCOP, CATH

Jumonji/ARID domain-containing protein 1D ; SOLUTION NMR

e2jxjA1[A:80-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Histone demethylase JARID1A ; SOLUTION NMR

e2cxyA1[A:1-114] Image Pymol Jmol Links: PDB, SCOP, CATH

BAF250B SUBUNIT ; X-RAY DIFFRACTION 1.6Å

e2jrzA1[A:1-117] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Histone demethylase JARID1C ; SOLUTION NMR

e2eqyA1[A:87-208] Image Pymol Jmol Links: PDB, SCOP, CATH

Jumonji, AT rich interactive domain 1B ; SOLUTION NMR

e2eh9A1[A:2-111] Image Pymol Jmol Links: PDB, SCOP, CATH

AT-RICH INTERACTIVE DOMAIN-CONTAINING PROTEIN 1B ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.0Å

e4ljxA1[A:223-344] Image Pymol Jmol Links: PDB, SCOP, CATH

AT-rich interactive domain-containing protein 3A ; X-RAY DIFFRACTION 2.21Å

e4ljxB1[B:223-344] Image Pymol Jmol Links: PDB, SCOP, CATH

AT-rich interactive domain-containing protein 3A ; X-RAY DIFFRACTION 2.21Å

e5v9tB5[B:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.050Å

e5cehA3[A:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.100Å

e5k4lA3[A:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.179Å

e5k4lB3[B:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.179Å

e5v9pA1[A:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.000Å

e5v9tA2[A:84-175] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Lysine-specific demethylase 5A ; X-RAY DIFFRACTION 3.050Å

e6lqfA1[A:555-669] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AT-rich interactive domain-containing protein 4 ; ligands: ZN ; X-RAY DIFFRACTION 1.500Å

e6l87A2[A:110-229] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AT-rich interactive domain-containing protein 4A ; SOLUTION NMR

e7v8nA1[A:303-417] Image Pymol Jmol Links: PDB, SCOP, CATH

AT-rich interactive domain-containing protein 4A ; X-RAY DIFFRACTION 2.05Å

e7v8nB1[B:305-415] Image Pymol Jmol Links: PDB, SCOP, CATH

AT-rich interactive domain-containing protein 4A ; X-RAY DIFFRACTION 2.05Å

e1ig6A1[A:1-107] nonrep Image Pymol Jmol Links: PDB, SCOP, CATHDOI

MODULATOR RECOGNITION FACTOR 2 ; SOLUTION NMR

e1kkxA1[A:3-104] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Transcription regulatory protein ADR6 ; SOLUTION NMR

e1ryuA1[A:1-120] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SWI/SNF-related, matrix-associated, actin-dependent regulator of chromatin subfamily F member 1 ; SOLUTION NMR

F: Unmapped domains

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.

T: DNA-binding domain of intron-encoded endonucleases

lacks the N-terminal helix, circularly permuted wing

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