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




Representatives:
e1v7zA1[A:3-259]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e1q3kC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1q3kB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1q3kE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1q3kF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1j2tE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1v7zF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e1j2uA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1j2tA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1j2uE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1j2tF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1j2tC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1v7zC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e1j2uD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1j2tB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1j2uB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1v7zB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e1q3kD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1q3kA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
creatininase ; ligands: GOL,ZN ; X-RAY DIFFRACTION 2.10Å
e1v7zD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e1j2uC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1j2uF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: SO4,ZN ; X-RAY DIFFRACTION 1.85Å
e1j2tD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MN,SO4,ZN ; X-RAY DIFFRACTION 1.8Å
e1v7zE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: CRN,MN,SO4,ZN ; X-RAY DIFFRACTION 1.6Å
e3a6dA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3lubA1[A:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3a6dB1[B:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3a6dC1[C:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3a6dD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3a6dE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3a6dF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CREATININE AMIDOHYDROLASE ; ligands: MGX,MN,SO4,ZN ; X-RAY DIFFRACTION 1.9Å
e3a6eA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6eB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6eC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6eD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6eE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6eF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.97Å
e3a6fA1[A:2-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6fB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6fC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6fD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6fE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6fF1[F:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CAC,MN,ZN ; X-RAY DIFFRACTION 1.78Å
e3a6gA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6gB1[B:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6gC1[C:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6gD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6gE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6gF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hB1[B:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hC1[C:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hE1[E:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6hF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.0Å
e3a6jA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CRN,SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6jB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CRN,SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6jC1[C:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CRN,SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6jD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6jE1[E:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CRN,SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6jF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CRN,SO4,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6kA1[A:2-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6kB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6kC1[C:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6kD1[D:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6kE1[E:3-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6kF1[F:4-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,MN,ZN ; X-RAY DIFFRACTION 2.20Å
e3a6lA1[A:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6lB1[B:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6lC1[C:2-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6lD1[D:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6lE1[E:4-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3a6lF1[F:3-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Creatinine amidohydrolase ; ligands: CL,ZN ; X-RAY DIFFRACTION 2.00Å
e3lubB1[B:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubC1[C:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubD1[D:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CA,CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubE1[E:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CA,CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubF1[F:0-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubG1[G:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubH1[H:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubI1[I:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CA,CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubJ1[J:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubK1[K:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3lubL1[L:1-253] Image Pymol Jmol Links: PDB, SCOP, CATH
Putative creatinine amidohydrolase ; ligands: CL,EDO,ZN ; X-RAY DIFFRACTION 2.11Å
e3no4C1[C:-1-248] Image Pymol Jmol Links: PDB, SCOP, CATH
creatinine amidohydrolase ; ligands: EDO,NI,UNL ; X-RAY DIFFRACTION 2.000Å
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