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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

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

X: Immunoglobulin-like beta-sandwich
H: Immunoglobulin-related
T: Common fold of diphtheria toxin/transcription factors/cytochrome f
F: Runt

PF00853 CL0073

Representatives:

e1eaqA1[A:50-173] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: CL ; X-RAY DIFFRACTION 1.250Å

e1io4C1[C:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: AU ; X-RAY DIFFRACTION 3.0Å

e1ljmB1[B:2060-2173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNX1 TRANSCRIPTION FACTOR ; ligands: CL ; X-RAY DIFFRACTION 2.5Å

e1eaqB1[B:50-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: CL ; X-RAY DIFFRACTION 1.250Å

e1e50Q1[Q:62-171] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1eaoA1[A:50-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: BR ; X-RAY DIFFRACTION 1.400Å

e1e50C1[C:54-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1eanA1[A:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: CL ; X-RAY DIFFRACTION 1.700Å

e1h9dC1[C:54-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT1 ; X-RAY DIFFRACTION 2.600Å

e1hjcD1[D:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; X-RAY DIFFRACTION 2.650Å

e1hjbF1[F:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; X-RAY DIFFRACTION 3.000Å

e1co1A1[A:21-133] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE BINDING FACTOR ALPHA ; SOLUTION NMR

e1cmoA1[A:52-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

POLYOMAVIRUS ENHANCER BINDING PROTEIN 2 ; SOLUTION NMR

e1eaoB1[B:50-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: BR ; X-RAY DIFFRACTION 1.400Å

e1e50G1[G:57-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1e50A1[A:59-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1hjbC1[C:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; X-RAY DIFFRACTION 3.000Å

e1e50E1[E:57-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1e50R1[R:62-171] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT ; X-RAY DIFFRACTION 2.600Å

e1h9dA1[A:54-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CORE-BINDING FACTOR ALPHA SUBUNIT1 ; X-RAY DIFFRACTION 2.600Å

e1ljmA1[A:1061-1173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNX1 TRANSCRIPTION FACTOR ; ligands: CL ; X-RAY DIFFRACTION 2.5Å

e1hjcA1[A:60-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; X-RAY DIFFRACTION 2.650Å

e2j6wA1[A:50-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: CL ; X-RAY DIFFRACTION 2.6Å

e2j6wB1[B:50-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RUNT-RELATED TRANSCRIPTION FACTOR 1 ; ligands: CL ; X-RAY DIFFRACTION 2.6Å

e4l0yA1[A:50-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.5Å

e3wttA1[A:60-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.350Å

e3wtsA1[A:59-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.350Å

e3wtsF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.350Å

e3wttF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.350Å

e3wtuA1[A:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wtuF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wtxA1[A:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.800Å

e3wtxF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.800Å

e3wtyA1[A:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wtyF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wu1A1[A:55-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.400Å

e3wtvA1[A:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wtvF1[F:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.700Å

e3wtwA1[A:60-177] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.900Å

e3wtwF1[F:60-178] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.900Å

e4l0zA1[A:54-212] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Runt-related transcription factor 1 ; X-RAY DIFFRACTION 2.7Å

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.

X: Glycosyl hydrolase domain-like

some similarity with Ig fold

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