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2B4Z

Crystal structure of cytochrome C from bovine heart at 1.5 A resolution.

Functional Information from GO Data
ChainGOidnamespacecontents
A0005739cellular_componentmitochondrion
A0005758cellular_componentmitochondrial intermembrane space
A0006122biological_processmitochondrial electron transport, ubiquinol to cytochrome c
A0006123biological_processmitochondrial electron transport, cytochrome c to oxygen
A0006915biological_processapoptotic process
A0009055molecular_functionelectron transfer activity
A0020037molecular_functionheme binding
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues23
DetailsBINDING SITE FOR RESIDUE HEM A 500
ChainResidue
ALYS13
ATYR48
ATHR49
AASN52
ATRP59
ATYR67
ALEU68
ATHR78
ALYS79
AMET80
AILE81
ACYS14
APHE82
AHOH205
AHOH217
AHOH225
AGLN16
ACYS17
AHIS18
ATHR28
APRO30
ATHR40
AGLY41

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBINDING: covalent
ChainResidueDetails
AALA15
AHIS18

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: axial binding residue
ChainResidueDetails
ATHR19
AILE81

site_idSWS_FT_FI3
Number of Residues1
DetailsMOD_RES: N-acetylglycine => ECO:0000269|PubMed:5933874
ChainResidueDetails
AASP2

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: Phosphotyrosine => ECO:0000269|PubMed:16866357
ChainResidueDetails
ATHR49

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: N6-succinyllysine => ECO:0000250|UniProtKB:P62897
ChainResidueDetails
AGLY56

site_idSWS_FT_FI6
Number of Residues1
DetailsMOD_RES: N6-succinyllysine; alternate => ECO:0000250|UniProtKB:P62897
ChainResidueDetails
ALYS73

site_idSWS_FT_FI7
Number of Residues1
DetailsMOD_RES: Phosphotyrosine => ECO:0000269|PubMed:18471988
ChainResidueDetails
ALEU98

site_idSWS_FT_FI8
Number of Residues1
DetailsMOD_RES: N6-acetyllysine => ECO:0000250|UniProtKB:P62897
ChainResidueDetails
ALYS100

237423

PDB entries from 2025-06-11

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