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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

X: Rossmann-like
H: Rossmann-related
T: Nucleotide-binding domain
F: GLF,NAD_binding_8

PF03275 PF13450

Representatives:

e2bi7A2[A:2-247,A:317-384] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.000Å

e1i8tA1[A:1-244,A:314-367] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å

e3hdyD1[D:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FDA,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyF1[F:28-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3he3C1[C:28-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3D1[D:28-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3mj4F1[F:28-391] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP,XYL ; X-RAY DIFFRACTION 2.6Å

e3mj4J1[J:27-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3hdqF1[F:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3he3F1[F:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3G1[G:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3H1[H:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3mj4B1[B:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3mj4C1[C:28-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3hdqA1[A:25-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqB1[B:27-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqC1[C:28-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqD1[D:29-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqE1[E:26-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqG1[G:27-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqH1[H:27-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqI1[I:27-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdqJ1[J:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.36Å

e3hdyA1[A:25-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyB1[B:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FDA,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyE1[E:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyG1[G:29-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FDA,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyH1[H:28-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyI1[I:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3hdyJ1[J:30-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e3he3A1[A:25-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3B1[B:27-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3E1[E:26-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3I1[I:27-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3he3J1[J:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.4Å

e3mj4A1[A:25-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3mj4D1[D:30-388] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,URM,XYL ; X-RAY DIFFRACTION 2.6Å

e3mj4E1[E:29-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP,XYL ; X-RAY DIFFRACTION 2.6Å

e3mj4G1[G:27-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3mj4H1[H:27-390] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP ; X-RAY DIFFRACTION 2.6Å

e3mj4I1[I:26-389] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,UDP,XYL ; X-RAY DIFFRACTION 2.6Å

e3hdyC1[C:33-381] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.4Å

e1i8tB1[B:1-244,B:314-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å

e1v0jA1[A:4-258,A:331-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: BCN,FAD ; X-RAY DIFFRACTION 2.250Å

e1v0jB1[B:4-258,B:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.250Å

e1v0jC1[C:4-258,C:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.250Å

e1v0jD1[D:4-258,D:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.250Å

e2bi8A1[A:2-247,A:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.350Å

e3gf4A1[A:2-247,A:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UPG ; X-RAY DIFFRACTION 2.450Å

e3gf4B1[B:2-247,B:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,U5P ; X-RAY DIFFRACTION 2.450Å

e3inrA1[A:2-247,A:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.3Å

e3inrB1[B:2-247,B:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.3Å

e3intA1[A:2-247,A:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Probable UDP-galactopyranose mutase ; ligands: FDA,UDP ; X-RAY DIFFRACTION 2.5Å

e3intB1[B:2-247,B:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Probable UDP-galactopyranose mutase ; ligands: FDA,GDU ; X-RAY DIFFRACTION 2.5Å

e3kybA1[A:2-247,A:317-384] Image Pymol Jmol Links: PDB, SCOP, CATH

Probable UDP-galactopyranose mutase ; ligands: FAD,FMN ; X-RAY DIFFRACTION 2.3Å

e3kybB1[B:2-247,B:317-382] Image Pymol Jmol Links: PDB, SCOP, CATH

Probable UDP-galactopyranose mutase ; ligands: FAD,FMN ; X-RAY DIFFRACTION 2.3Å

e1wamA1[A:3-247,A:317-383] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-GALACTOPYRANOSE MUTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.350Å

e4mo2A2[A:1-243,A:312-363] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GOL,NH4,SO4 ; X-RAY DIFFRACTION 2.000Å

e4mo2B3[B:1-243,B:312-365] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FDA,GOL,SO4 ; X-RAY DIFFRACTION 2.000Å

e4rpgB1[B:4-258,B:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.40Å

e4rpgA2[A:4-258,A:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.40Å

e4rpgC2[C:4-258,C:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.40Å

e4rphB1[B:5-258,B:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.600Å

e4rphA2[A:5-258,A:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.600Å

e4rphC2[C:5-258,C:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,GDU ; X-RAY DIFFRACTION 2.600Å

e4rpjA1[A:4-258,A:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.500Å

e4rpjB1[B:4-258,B:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.500Å

e4rpjC1[C:4-258,C:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.500Å

e4rpkB1[B:5-258,B:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UA,FAD ; X-RAY DIFFRACTION 2.550Å

e4rpkA2[A:5-258,A:330-396] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UA,FAD ; X-RAY DIFFRACTION 2.550Å

e4rpkC2[C:5-258,C:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UA,FAD ; X-RAY DIFFRACTION 2.550Å

e4rplB2[B:5-258,B:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UC,FAD ; X-RAY DIFFRACTION 2.2499Å

e4rplA2[A:5-258,A:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UC,FAD ; X-RAY DIFFRACTION 2.2499Å

e4rplC2[C:5-258,C:330-395] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 3UC,FAD ; X-RAY DIFFRACTION 2.2499Å

e4xgkA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 40K,FDA,SO4 ; X-RAY DIFFRACTION 2.650Å

e4xgkB1[B:2-254,B:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: 40K,FDA,SO4 ; X-RAY DIFFRACTION 2.650Å

e5br7A1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: EDO,FAD,FLC,IPA,NA ; X-RAY DIFFRACTION 1.950Å

e5eqdA2[A:14-267,A:339-405] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,NO3,SO4 ; X-RAY DIFFRACTION 1.830Å

e5eqdB1[B:15-267,B:339-405] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,NO3,SO4,UDP ; X-RAY DIFFRACTION 1.830Å

e5er9A1[A:13-267,A:339-406] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,NO3,SO4,UDP ; X-RAY DIFFRACTION 1.689Å

e5er9B1[B:14-267,B:339-406] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,NO3,SO4,UDP ; X-RAY DIFFRACTION 1.689Å

e5eqfA2[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,SO4,UDP ; X-RAY DIFFRACTION 2.145Å

e5eqfB2[B:2-254,B:328-386] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UDP-galactopyranose mutase ; ligands: FAD,UDP ; X-RAY DIFFRACTION 2.145Å

e5f3rA2[A:15-267,A:339-405] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: DMS,FAD ; X-RAY DIFFRACTION 2.040Å

e6d2eA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,GDU,IPA,NA ; X-RAY DIFFRACTION 2.050Å

e6d2gA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FDA,GDU,IPA,NA,SO4 ; X-RAY DIFFRACTION 2.500Å

e6d99A1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,IPA,NA,UD2 ; X-RAY DIFFRACTION 2.150Å

e6d9aA2[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FDA,IPA,NA,UD2 ; X-RAY DIFFRACTION 2.900Å

e6d9bA2[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,IPA,NA,UPG ; X-RAY DIFFRACTION 2.200Å

e6d9cA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FDA,NA,UPG ; X-RAY DIFFRACTION 3.050Å

e6d9dA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FAD,IPA,NA,UD1 ; X-RAY DIFFRACTION 2.200Å

e6d9eA1[A:2-254,A:328-387] Image Pymol Jmol Links: PDB, SCOP, CATH

UDP-galactopyranose mutase ; ligands: FDA,IPA,NA,SO4,UD1 ; X-RAY DIFFRACTION 2.850Å

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.

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