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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

X: Ribonuclease H-like
H: Ribonuclease H-like
T: Ribonuclease H-like
F: Glucokinase

PF02685 CL0108

Representatives:

e1sz2A1[A:114-321] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOKINASE ; ligands: BGC ; X-RAY DIFFRACTION 2.2Å

e1sz2A2[A:3-113] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOKINASE ; ligands: BGC ; X-RAY DIFFRACTION 2.2Å

e6ediA1[A:1-159] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase ; X-RAY DIFFRACTION 1.840Å

e1sz2B2[B:3-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOKINASE ; ligands: BGC ; X-RAY DIFFRACTION 2.2Å

e6ediB2[B:1-159] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase ; X-RAY DIFFRACTION 1.840Å

e3vpzA2[A:7-125] Image Pymol Jmol Links: PDB, SCOP, CATH

GLUCOKINASE ; X-RAY DIFFRACTION 1.69Å

e2q2rA2[A:-5-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: BGC ; X-RAY DIFFRACTION 2.1Å

e2q2rB1[B:-5-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: BGC ; X-RAY DIFFRACTION 2.1Å

e1q18B3[B:2-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOKINASE ; X-RAY DIFFRACTION 2.36Å

e1q18A4[A:2-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOKINASE ; X-RAY DIFFRACTION 2.36Å

e5brdA1[A:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: BG8 ; X-RAY DIFFRACTION 2.400Å

e5brdB1[B:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: BG8 ; X-RAY DIFFRACTION 2.400Å

e5breA2[A:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4UZ ; X-RAY DIFFRACTION 2.500Å

e5breB2[B:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4UZ ; X-RAY DIFFRACTION 2.500Å

e5brfA2[A:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4V5 ; X-RAY DIFFRACTION 2.100Å

e5brfB1[B:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4V5 ; X-RAY DIFFRACTION 2.100Å

e5brhA2[A:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4V3 ; X-RAY DIFFRACTION 1.900Å

e5brhB2[B:1-147] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase 1, putative ; ligands: 4V3 ; X-RAY DIFFRACTION 1.900Å

e6da0A1[A:23-172] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucokinase ; ligands: ANP,BGC ; X-RAY DIFFRACTION 2.200Å

e6vzzA2[A:2-151] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

BamaA.19900.a ; ligands: BGC,CA,EDO ; X-RAY DIFFRACTION 2.650Å

e7s2hA2[A:23-174] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1, putative ; ligands: FLC,NA,SO4 ; X-RAY DIFFRACTION 1.80Å

e7s2hB2[B:23-174] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1, putative ; ligands: SO4 ; X-RAY DIFFRACTION 1.80Å

e7s2nB2[B:23-174] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1 ; X-RAY DIFFRACTION 1.75Å

e7s2pA2[A:23-174] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1 ; ligands: 4UZ,SO4 ; X-RAY DIFFRACTION 2.35Å

e7s2pB2[B:23-140] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1 ; ligands: 4UZ ; X-RAY DIFFRACTION 2.35Å

e7s2nA2[A:-1-147] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase 1 ; X-RAY DIFFRACTION 1.75Å

e8dtcA1[A:12-161] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase ; ligands: BGC,EDO,SO4 ; X-RAY DIFFRACTION 2.250Å

e8dtcB2[B:12-161] Image Pymol Jmol Links: PDB, SCOP, CATH

Glucokinase ; ligands: BGC,EDO,SO4 ; X-RAY DIFFRACTION 2.250Å

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.

few secondary structure elementsstabilized by cofactors or disulfides

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