3C77

1.08 A crystal structure of nitrophorin 4 from Rhodnius prolixus containing FE(III) deuteroporphyrin ix complexed with ammonia at ph 7.5

Replaces:  2AT4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (X)	Nitrophorin-4	polymer	184	20292.7	1	UniProt (Q94734) Pfam (PF02087)	Rhodnius prolixus	NP4
2	B (X)	AMMONIA	non-polymer		17.0	1	Chemie (NH3)
3	C (X)	FE(III) DEUTEROPORPHYRIN IX	non-polymer		564.4	1	Chemie (FDE)
4	D (X)	water	water		18.0	274	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20292.7
Non-Polymers*	Number of molecules	2
	Total formula weight	581.4
All*	Total formula weight	20874.1

*Water molecules are not included.