Macromolecule Annotations for the Entities in PDB 1KB9

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains Domain Info Class Fold Superfamily Family Domain Species
A27-239 d1kb9a1 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like Cytochrome bc1 core subunit 1 Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
A240-457 d1kb9a2 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like Cytochrome bc1 core subunit 1 Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
B17-218 d1kb9b1 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like Cytochrome bc1 core subunit 2 Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
B219-368 d1kb9b2 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like Cytochrome bc1 core subunit 2 Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
C262-385 d1kb9c1 Membrane and cell surface proteins and peptides 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) Mitochondrial cytochrome b subunit, C-terminal domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
C1-261 d1kb9c2 Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Transmembrane di-heme cytochromes Cytochrome b of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase) Mitochondrial cytochrome b subunit, N-terminal domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
D62-260 d1kb9d1 All alpha proteins Cytochrome c Cytochrome c Cytochrome bc1 domain Cytochrome bc1 domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
D261-307 d1kb9d2 Membrane and cell surface proteins and peptides Single transmembrane helix Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase), transmembrane anchor Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase), transmembrane anchor Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase), transmembrane anchor Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
E87-215 d1kb9e1 All beta proteins ISP domain ISP domain Rieske iron-sulfur protein (ISP) ISP subunit of the mitochondrial cytochrome bc1- complex, water-soluble domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
E31-86 d1kb9e2 Membrane and cell surface proteins and peptides Single transmembrane helix ISP transmembrane anchor ISP transmembrane anchor Iron-sulfur subunit (ISP) of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase), transmembrane region Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
F d1kb9f_ Membrane and cell surface proteins and peptides 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) 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) Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
G d1kb9g_ Membrane and cell surface proteins and peptides 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) 14 kDa protein of cytochrome bc1 complex (Ubiquinol- cytochrome c reductase) Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
H d1kb9h_ Membrane and cell surface proteins and peptides Single transmembrane helix 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) Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
I d1kb9i_ Membrane and cell surface proteins and peptides Single transmembrane helix 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) Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
J d1kb9j_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin heavy chain variable domain, VH Mouse (Mus musculus), cluster 7.1 [TaxId: 10090]
K d1kb9k_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin light chain kappa variable domain, VL- kappa Mouse (Mus musculus), cluster 4 [TaxId: 10090]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains Domain Class Architecture Topology Homology
A1 1kb9A01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
A2 1kb9A02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
B1 1kb9B01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
B2 1kb9B02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
C 1kb9C00 Mainly Alpha Up-down Bundle Cytochrome Bc1 Complex; Chain C Cytochrome Bc1 Complex; Chain C
D1 1kb9D01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
D2 1kb9D02 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain D, domain 2 Cytochrome c
E1 1kb9E01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
E2 1kb9E02 Mainly Beta 3-layer Sandwich Rieske Iron-sulfur Protein 'Rieske'-like iron-sulphur domains
F 1kb9F00 Mainly Alpha Orthogonal Bundle Helix Hairpins
G 1kb9G00 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain F Cytochrome Bc1 Complex; Chain F
H 1kb9H00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
I 1kb9I00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
J 1kb9J00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins
K 1kb9K00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source

Gene Product Annotation Gene Ontology Consortium Homepage

Chains Polymer Molecular Function Biological Process Cellular Component
A UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I (1KB9:A)
B UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2 (1KB9:B)
C CYTOCHROME B (1KB9:C)
D CYTOCHROME C1, HEME PROTEIN (1KB9:D)
  • none
  • none
E UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT (1KB9:E)
F UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 17 KD PROTEIN (1KB9:F)
  • none
G UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 14 KD PROTEIN (1KB9:G)
H UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX UBIQUINONE- BINDING PROTEIN QP-C (1KB9:H)
I UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 7.3 KD PROTEIN (1KB9:I)
  • none
J HEAVY CHAIN (VH) OF FV-FRAGMENT (1KB9:J)
  • none
  • none
  • none
K LIGHT CHAIN (VL) OF FV-FRAGMENT (1KB9:K)
  • none
  • none
  • none

Protein Modification Annotation

Type PDB Residue Nr. Description