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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

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

X: Rubredoxin-like

binds one zinc with two CxxC motifs on two beta-hairpins

X: RING/U-box-like

binds two zincs. one in the same way as rubredoxin, probably related to rubredoxin. the other in a similar way as glucocorticoid receptor

H: RING/U-box-like
T: Cysteine-rich domain
F: C1_1

PF00130 CL0229

Representatives:

e1ptqA1[A:231-280] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN KINASE C DELTA TYPE ; ligands: ZN ; X-RAY DIFFRACTION 1.95Å

e1kbfA1[A:330-378] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Kinase suppressor of Ras 1 ; ligands: ZN ; SOLUTION NMR

e8dgsA3[A:234-282] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ligands: ZN ; ELECTRON MICROSCOPY

e1xa6A3[A:213-262] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Beta2-chimaerin ; ligands: ZN ; X-RAY DIFFRACTION 3.2Å

e1ptrA1[A:231-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN KINASE C DELTA TYPE ; ligands: PRB,ZN ; X-RAY DIFFRACTION 2.20Å

e1farA1[A:136-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF-1 ; ligands: ZN ; SOLUTION NMR

e1y8fA1[A:566-616] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Unc-13 homolog A ; ligands: ZN ; SOLUTION NMR

e3cxlA3[A:203-260] Image Pymol Jmol Links: PDB, SCOP, CATH

N-chimerin ; ligands: ZN ; X-RAY DIFFRACTION 2.600Å

e2enzA1[A:220-284] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C theta type ; ligands: ZN ; SOLUTION NMR

e2fnfX1[X:108-166] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

putative Ras Effector Nore1 ; ligands: ZN ; SOLUTION NMR

e3pfqA3[A:101-153] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C beta type ; ligands: ZN ; X-RAY DIFFRACTION 4.0Å

e1rfhA1[A:108-166] Image Pymol Jmol Links: PDB, SCOP, CATH

Ras association (RalGDS/AF-6) domain family 5 ; ligands: ZN ; SOLUTION NMR

e3uejA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e4b6dA1[A:279-338] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.2Å

e2eliA1[A:1-85] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C alpha type ; ligands: ZN ; SOLUTION NMR

e2db6A1[A:1-74] Image Pymol Jmol Links: PDB, SCOP, CATH

SH3 and cysteine rich domain 3 ; ligands: ZN ; SOLUTION NMR

e2e73A1[A:29-105] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C gamma type ; ligands: ZN ; SOLUTION NMR

e4fkdA1[A:1-65] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C theta type ; ligands: ZN ; X-RAY DIFFRACTION 1.63Å

e3ueyB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3ugdA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: EDO,PO4,ZN ; X-RAY DIFFRACTION 1.45Å

e3ueyA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3uglA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Proteine kinase C delta type ; ligands: 09V,PO4,ZN ; X-RAY DIFFRACTION 1.35Å

e3ugdB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: EDO,PO4,ZN ; X-RAY DIFFRACTION 1.45Å

e3uffA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3uejB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3uffB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3ugiB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: 09U,PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3ugiA1[A:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: 09U,PO4,ZN ; X-RAY DIFFRACTION 1.3Å

e3uglB1[B:222-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Proteine kinase C delta type ; ligands: 09V,PO4,ZN ; X-RAY DIFFRACTION 1.35Å

e4b6dB1[B:279-335] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: ZN ; X-RAY DIFFRACTION 2.2Å

e4b6dD1[D:279-338] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: ZN ; X-RAY DIFFRACTION 2.2Å

e4b6dF1[F:279-338] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: ZN ; X-RAY DIFFRACTION 2.2Å

e4b6dC1[C:279-338] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: ZN ; X-RAY DIFFRACTION 2.2Å

e4b6dE1[E:279-335] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAC GTPASE-ACTIVATING PROTEIN 1 ; ligands: ZN ; X-RAY DIFFRACTION 2.2Å

e2ennA1[A:137-213] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C theta type ; ligands: ZN ; SOLUTION NMR

e2yuuA1[A:1-83] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C delta type ; ligands: ZN ; SOLUTION NMR

e2vrwB2[B:509-564] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTO-ONCOGENE VAV ; ligands: ZN ; X-RAY DIFFRACTION 1.85Å

e3bjiA2[A:509-565] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Proto-oncogene vav ; ligands: ZN ; X-RAY DIFFRACTION 2.6Å

e3bjiB7[B:509-566] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Proto-oncogene vav ; ligands: ZN ; X-RAY DIFFRACTION 2.6Å

e2rowA2[A:23-84] Image Pymol Jmol Links: PDB, SCOP, CATH

Rho-associated protein kinase 2 ; ligands: ZN ; SOLUTION NMR

e3ky9B4[B:509-565] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTO-ONCOGENE VAV ; ligands: ZN ; X-RAY DIFFRACTION 2.73Å

e1tboA1[A:94-159] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN KINASE C, GAMMA TYPE ; ligands: ZN ; SOLUTION NMR

e1tbnA1[A:94-159] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN KINASE C, GAMMA TYPE ; ligands: ZN ; SOLUTION NMR

e3ky9A2[A:485-564] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTO-ONCOGENE VAV ; ligands: ZN ; X-RAY DIFFRACTION 2.73Å

e4l9mA3[A:538-593] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAS GUANYL-RELEASING PROTEIN 1 ; ligands: GOL,ZN ; X-RAY DIFFRACTION 3.0Å

e5ue8A3[A:541-662] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein unc-13 homolog A ; ligands: CL,ZN ; X-RAY DIFFRACTION 3.350Å

e5ue8B3[B:542-662] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein unc-13 homolog A ; ligands: CL,ZN ; X-RAY DIFFRACTION 3.350Å

e6nybA2[A:233-281] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Serine/threonine-protein kinase B-raf ; ligands: ZN ; ELECTRON MICROSCOPY

e6newA1[A:509-567] Image Pymol Jmol Links: PDB, SCOP, CATH

Proto-oncogene vav ; ligands: ZN ; X-RAY DIFFRACTION 2.500Å

e6nfaA3[A:509-566] Image Pymol Jmol Links: PDB, SCOP, CATH

Proto-oncogene vav ; ligands: 9K1,ZN ; X-RAY DIFFRACTION 2.700Å

e6nf1A3[A:509-565] Image Pymol Jmol Links: PDB, SCOP, CATH

Proto-oncogene vav ; ligands: 9JY,MES,ZN ; X-RAY DIFFRACTION 2.600Å

e6ra0A2[A:95-149] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Serine/threonine-protein kinase dkf-1 ; ligands: ZN ; X-RAY DIFFRACTION 2.26Å

e6ptsD2[D:437-487] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: 17F,PCW,ZN ; SOLUTION NMR

e7jhpC2[C:136-187] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: ZN ; X-RAY DIFFRACTION 2.76Å

e6ptwD2[D:437-487] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: 17F,PCW,ZN ; SOLUTION NMR

e6xguB2[B:136-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.7Å

e6xgvB2[B:136-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: CL,GOL,ZN ; X-RAY DIFFRACTION 2.100Å

e6xhaB2[B:136-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.87Å

e6xhbB2[B:136-188] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: CL,GOL,ZN ; X-RAY DIFFRACTION 2.500Å

e6xi7B2[B:137-185] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF proto-oncogene serine/threonine-protein kinase ; ligands: CL,ZN ; X-RAY DIFFRACTION 1.950Å

e6uwaA2[A:100-153] Image Pymol Jmol Links: PDB, SCOP, CATH

Protein kinase C ; ligands: CIT,PB,ZN ; X-RAY DIFFRACTION 1.20Å

e7mfdA3[A:234-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Serine/threonine-protein kinase B-raf ; ligands: ZN ; ELECTRON MICROSCOPY

e7mfeA3[A:234-272,A:360-362] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Serine/threonine-protein kinase B-raf ; ligands: ZN ; ELECTRON MICROSCOPY

e7kndA1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: ZN ; X-RAY DIFFRACTION 1.390Å

e7knjA1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: WTS,XP5,ZN ; X-RAY DIFFRACTION 1.57Å

e7ko6A1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: WUD,XP5,ZN ; X-RAY DIFFRACTION 1.80Å

e7l92A1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,EOH,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92D1[D:230-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,EOH,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92G1[G:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92J1[J:230-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92M1[M:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92P1[P:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92S1[S:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,EOH,ZN ; X-RAY DIFFRACTION 1.75Å

e7l92V1[V:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: DGA,DPV,ZN ; X-RAY DIFFRACTION 1.75Å

e7lcbA1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: XP5,XYV,ZN ; X-RAY DIFFRACTION 1.7Å

e7leoA1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: XP5,ZN ; X-RAY DIFFRACTION 1.64Å

e7leoD1[D:231-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: XP5,XZJ,ZN ; X-RAY DIFFRACTION 1.64Å

e7lf3A1[A:229-280] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Protein kinase C delta type ; ligands: XP5,XZJ,ZN ; X-RAY DIFFRACTION 1.130Å

e8dgtA3[A:234-282] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ligands: ZN ; ELECTRON MICROSCOPY

e1faqA1[A:136-187] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

RAF-1 ; ligands: ZN ; SOLUTION NMR

e1r79A1[A:1-84] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Diacylglycerol kinase, delta ; ligands: ZN ; 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: Ariadne-1 protein homolog

only binds one zinc, structurally very different

X: Glucocorticoid receptor-like

binds zinc with one beta-hairpin and one helix, the helix binds DNA

extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes