Macromolecule Annotations for the Entities in PDB 1KYO

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

Chains Domain Info Class Fold Superfamily Family Domain Species
A27-239 d1kyoa1 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]
A240-456 d1kyoa2 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 d1kyob1 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 d1kyob2 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]
D62-260 d1kyod1 All alpha proteins Cytochrome c Cytochrome c Cytochrome bc1 domain Cytochrome bc1 domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
D261-306 d1kyod2 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 d1kyoe1 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 d1kyoe2 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 d1kyof_ 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 d1kyog_ 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 d1kyoh_ 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 d1kyoi_ 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 d1kyoj_ 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 d1kyok_ 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]
L27-239 d1kyol1 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]
L240-456 d1kyol2 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]
M17-218 d1kyom1 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]
M219-368 d1kyom2 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]
O62-260 d1kyoo1 All alpha proteins Cytochrome c Cytochrome c Cytochrome bc1 domain Cytochrome bc1 domain Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
O261-306 d1kyoo2 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]
P87-215 d1kyop1 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]
P31-86 d1kyop2 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]
Q d1kyoq_ 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]
R d1kyor_ 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]
S d1kyos_ 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]
T d1kyot_ 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]
U d1kyou_ 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]
V d1kyov_ 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]
W d1kyow_ All alpha proteins Cytochrome c Cytochrome c monodomain cytochrome c Mitochondrial cytochrome c Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]
C262-385 d1kyoc2 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 d1kyoc3 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]
N262-385 d1kyon2 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]
N1-261 d1kyon3 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]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains Domain Class Architecture Topology Homology
A1 1kyoA01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
A2 1kyoA02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
B1 1kyoB01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
B2 1kyoB02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
C 1kyoC00 Mainly Alpha Up-down Bundle Cytochrome Bc1 Complex; Chain C Cytochrome Bc1 Complex; Chain C
D1 1kyoD01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
D2 1kyoD02 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain D, domain 2 Cytochrome c
E1 1kyoE01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
E2 1kyoE02 Mainly Beta 3-layer Sandwich Rieske Iron-sulfur Protein 'Rieske'-like iron-sulphur domains
F 1kyoF00 Mainly Alpha Orthogonal Bundle Helix Hairpins
G 1kyoG00 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain F Cytochrome Bc1 Complex; Chain F
H 1kyoH00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
I 1kyoI00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
J 1kyoJ00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins
K 1kyoK00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins
L1 1kyoL01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
L2 1kyoL02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
M1 1kyoM01 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
M2 1kyoM02 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex; Chain A, domain 1 Cytochrome Bc1 Complex; Chain A, domain 1
N 1kyoN00 Mainly Alpha Up-down Bundle Cytochrome Bc1 Complex; Chain C Cytochrome Bc1 Complex; Chain C
O1 1kyoO01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
O2 1kyoO02 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain D, domain 2 Cytochrome c
P1 1kyoP01 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
P2 1kyoP02 Mainly Beta 3-layer Sandwich Rieske Iron-sulfur Protein 'Rieske'-like iron-sulphur domains
Q 1kyoQ00 Mainly Alpha Orthogonal Bundle Helix Hairpins
R 1kyoR00 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain F Cytochrome Bc1 Complex; Chain F
S 1kyoS00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
T 1kyoT00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces
U 1kyoU00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins
V 1kyoV00 Mainly Beta Sandwich Immunoglobulin-like Immunoglobulins
W 1kyoW00 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex; Chain D, domain 2 Cytochrome c

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,L UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I (1KYO:A,L)
B,M UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2 (1KYO:B,M)
C,N CYTOCHROME B (1KYO:C,N)
D,O CYTOCHROME C1, HEME PROTEIN (1KYO:D,O)
  • none
  • none
E,P UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT (1KYO:E,P)
F,Q UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 17 KD PROTEIN (1KYO:F,Q)
  • none
  • none
  • none
G,R UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 14 KD PROTEIN (1KYO:G,R)
H,S UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX UBIQUINONE- BINDING PROTEIN QP-C (1KYO:H,S)
I,T UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 7.3 KD PROTEIN (1KYO:I,T)
  • none
J,U HEAVY CHAIN (VH) OF FV-FRAGMENT (1KYO:J,U)
  • none
  • none
  • none
K,V LIGHT CHAIN (VL) OF FV-FRAGMENT (1KYO:K,V)
  • none
  • none
  • none
W CYTOCHROME C, ISO-1 (1KYO:W)

Protein Modification Annotation

Type PDB Residue Nr. Description