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2AXX

THE SOLUTION STRUCTURE OF OXIDIZED RAT MICROSOMAL CYTOCHROME B5, NMR, 21 STRUCTURES

Functional Information from GO Data
ChainGOidnamespacecontents
A0020037molecular_functionheme binding
Functional Information from PDB Data
site_idAC1
Number of Residues14
DetailsBINDING SITE FOR RESIDUE HEM A 96
ChainResidue
ALEU46
AASN57
APHE58
AHIS63
ASER64
AALA67
ASER71
ALEU25
ALEU32
APHE35
AHIS39
APRO40
AGLY41
AVAL45

site_idNUL
Number of Residues2
DetailsHEME SITE.
ChainResidue
AHIS39
AHIS63

Functional Information from PROSITE/UniProt
site_idPS00191
Number of Residues8
DetailsCYTOCHROME_B5_1 Cytochrome b5 family, heme-binding domain signature. FLEEHPGG
ChainResidueDetails
APHE35-GLY42

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues76
DetailsDomain: {"description":"Cytochrome b5 heme-binding","evidences":[{"source":"PROSITE-ProRule","id":"PRU00279","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P56395","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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