1HKO

NMR structure of bovine cytochrome b5

Replaces:  1WDB

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0020037	molecular_function	heme binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	17
Details	BINDING SITE FOR RESIDUE HEM A 105

Chain	Residue
A	LEU27
A	ASN61
A	PHE62
A	VAL65
A	HIS67
A	SER68
A	ALA71
A	LEU74
A	SER75
A	LEU29
A	PHE39
A	HIS43
A	PRO44
A	VAL49
A	GLU52
A	GLN53
A	ALA58

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Functional Information from PROSITE/UniProt

site_id	PS00191
Number of Residues	8
Details	CYTOCHROME_B5_1 Cytochrome b5 family, heme-binding domain signature. FLEEHPGG

Chain	Residue	Details
A	PHE39-GLY46

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	BINDING: axial binding residue => ECO:0000255|PROSITE-ProRule:PRU00279, ECO:0000269|PubMed:15299727

Chain	Residue	Details
A	PRO44
A	SER68

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site_id	SWS_FT_FI2
Number of Residues	1
Details	MOD_RES: N-acetylalanine => ECO:0000269|PubMed:2752049, ECO:0000269|PubMed:4030743

Chain	Residue	Details
A	GLU2

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site_id	SWS_FT_FI3
Number of Residues	3
Details	MOD_RES: N6-acetyllysine => ECO:0000250|UniProtKB:P56395

Chain	Residue	Details
A	ALA7
A	TYR10
A	HIS19

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