Domain ID e1sqqC2

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  • A: alpha bundles
  • X: Transmembrane heme-binding four-helical bundle
  • H: Transmembrane heme-binding four-helical bundle
  • T: Transmembrane di-heme cytochromes
  • F: Cytochrome_B
UID: 000058196
Type: Automatic domain
Parent: e1ppjC2
Range: C:15-260
Ligands: HEM OST UQ2
PDB: 1sqq
PDB Description: Cytochrome b
UniProt: P00157
Hsap BLAST neighbor: P00156
Species: Bos taurus

Structure of domain e1sqqC2

Domains in the same chain:

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e1sqqC2 C:15-260 Transmembrane heme-binding four-helical bundle Transmembrane heme-binding four-helical bundle Transmembrane di-heme cytochromes
e1sqqC1 C:261-379 a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)

Domains in the same PDB:

e1sqqA1 A:2-233 LuxS, MPP, ThrRS/AlaRS common domain LuxS, MPP, ThrRS/AlaRS common domain LuxS/MPP-like metallohydrolase
e1sqqA2 A:234-442 LuxS, MPP, ThrRS/AlaRS common domain LuxS, MPP, ThrRS/AlaRS common domain LuxS/MPP-like metallohydrolase
e1sqqB1 B:18-235 LuxS, MPP, ThrRS/AlaRS common domain LuxS, MPP, ThrRS/AlaRS common domain LuxS/MPP-like metallohydrolase
e1sqqB2 B:236-439 LuxS, MPP, ThrRS/AlaRS common domain LuxS, MPP, ThrRS/AlaRS common domain LuxS/MPP-like metallohydrolase
e1sqqC2 C:15-260 Transmembrane heme-binding four-helical bundle Transmembrane heme-binding four-helical bundle Transmembrane di-heme cytochromes
e1sqqC1 C:261-379 a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
e1sqqD1 D:1-195 Cytochrome c-like Cytochrome c Cytochrome c
e1sqqD2 D:196-241 cytochrome c1 transmembrane anchor cytochrome c1 transmembrane anchor cytochrome c1 transmembrane anchor
e1sqqE2 E:1-69 iron-sulfur subunit (ISP) transmembrane anchor iron-sulfur subunit (ISP) transmembrane anchor iron-sulfur subunit (ISP) transmembrane anchor
e1sqqE3 E:70-196 ISP domain ISP domain ISP domain
e1sqqF1 F:12-110 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
e1sqqG1 G:1-75 Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
e1sqqH1 H:13-78 cytochrome bc1 complex 11 kDa protein-like Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
e1sqqI1 I:1-57 Ubiquinol-cytochrome c reductase 8 kDa protein Ubiquinol-cytochrome c reductase 8 kDa protein Ubiquinol-cytochrome c reductase 8 kDa protein
e1sqqJ1 J:3-61 Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
e1sqqK1 K:1-53 Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)

Structural contacts of domain e1sqqC2 of H-group "Transmembrane heme-binding four-helical bundle":

The domain and its neighboring domains (both within the asymmetric unit and to crystallographic symmetry mates) are represented by spheres and linked by lines. Distances between the center of the domain and interfaces are shown for each contact.

Domain IDSymmetry operatorH-groupVisualization
e1sqqD1 C:X,Y,Z->D:x,y,z Cytochrome c Interaction Interface Pymol
e1sqqD2 C:X,Y,Z->D:x,y,z cytochrome c1 transmembrane anchor Interaction Interface Pymol
e1sqqF1 C:X,Y,Z->F:x,y,z 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Interaction Interface Pymol
e1sqqC2 C:x,y,z->C:-X+1,-Y+1,Z Transmembrane heme-binding four-helical bundle Interaction Interface Pymol
e1sqqC2 C:-X+1,-Y+1,Z->C:x,y,z Transmembrane heme-binding four-helical bundle Interaction Interface Pymol
e1sqqG1 C:X,Y,Z->G:x,y,z Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Interaction Interface Pymol
e1sqqE2 C:-X+1,-Y+1,Z->E:x,y,z iron-sulfur subunit (ISP) transmembrane anchor Interaction Interface Pymol
e1sqqE2 C:-X+1,-Y+1,Z->E:x,y,z iron-sulfur subunit (ISP) transmembrane anchor Interaction Interface Pymol
e1sqqE2 C:X,Y,Z->E:x,y,z iron-sulfur subunit (ISP) transmembrane anchor Interaction Interface Pymol
e1sqqA2 C:x,y,z->A:X,Y,Z LuxS, MPP, ThrRS/AlaRS common domain Interaction Interface Pymol
e1sqqK1 C:-X+1,-Y+1,Z->K:x,y,z Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Interaction Interface Pymol