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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

X: alpha-helical ferredoxin-like
H: alpha-helical ferredoxin
T: alpha-helical ferredoxin
F: Fer4_8

PF13183 CL0344

Representatives:

e2bs2B1[B:107-239] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

QUINOL-FUMARATE REDUCTASE IRON-SULFUR SUBUNIT B ; ligands: F3S,SF4 ; X-RAY DIFFRACTION 1.78Å

e5odcC1[C:1-184] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,ACT,GOL,SF4 ; X-RAY DIFFRACTION 2.30Å

e5odcI1[I:1-173] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,GOL,MG,SF4 ; X-RAY DIFFRACTION 2.30Å

e5odhC1[C:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,GOL,SF4 ; X-RAY DIFFRACTION 2.20Å

e5odhI1[I:1-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,COM,GOL,SF4,TP7 ; X-RAY DIFFRACTION 2.20Å

e5odiC1[C:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,GOL,SF4 ; X-RAY DIFFRACTION 2.4Å

e5odiI1[I:1-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,GOL,SF4 ; X-RAY DIFFRACTION 2.4Å

e5odqC1[C:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,9SB,GOL,SF4 ; X-RAY DIFFRACTION 2.15Å

e5odqI1[I:1-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,9SB,GOL,SF4 ; X-RAY DIFFRACTION 2.15Å

e5odrC1[C:1-184] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,GOL,SF4 ; X-RAY DIFFRACTION 2.20Å

e5odrI1[I:1-183] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Heterodisulfide reductase, subunit C ; ligands: 9S8,COM,GOL,SF4,TP7 ; X-RAY DIFFRACTION 2.20Å

e7bkbC1[C:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkbc1[c:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkcC1[C:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkcc1[c:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkdC1[C:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkdc1[c:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkeC1[C:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

e7bkec1[c:2-190] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CoB--CoM heterodisulfide reductase subunit C ; ligands: 9S8,SF4 ; ELECTRON MICROSCOPY

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.

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

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