1XJZ

Crystal Structures of the G139A, G139A-NO and G143H Mutants of Human Heme Oxygenase-1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Heme oxygenase 1	polymer	233	26912.6	2	UniProt (P09601) Pfam (PF01126)	Homo sapiens (human)	HO-1
2	C, D (A, B)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
3	E, F (A, B)	water	water		18.0	330	Chemie (HOH)

Sequence modifications

A, B: 1 - 233 (UniProt: P09601)

PDB	External Database	Details
Ala 139	Gly 139	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	53825.3
Non-Polymers*	Number of molecules	2
	Total formula weight	1233.0
All*	Total formula weight	55058.3

*Water molecules are not included.