2BP8

M144Q Structure of nitrite reductase from Alcaligenes xylosoxidans

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE	polymer	336	36568.4	1	UniProt (O68601) Pfam (PF07732) Pfam (PF00394) In PDB	ACHROMOBACTER XYLOSOXIDANS	NITRITE REDUCTASE, NIR
2	B	DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE	polymer	336	36568.4	1	UniProt (O68601) Pfam (PF07732) Pfam (PF00394) In PDB	ACHROMOBACTER XYLOSOXIDANS	NITRITE REDUCTASE, NIR
3	A, B	COPPER (II) ION	non-polymer		63.5	4	Chemie (CU)
4	A, B	ZINC ION	non-polymer		65.4	10	Chemie (ZN)
5	A, B	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
6		water	water		18.0	792	Chemie (HOH)

Sequence modifications

A: 1 - 336 (UniProt: O68601)

PDB	External Database	Details
Ser 26	Thr 50	conflict
Thr 28	Ser 52	conflict
Gln 144	Met 168	engineered mutation
Glu 160	Gln 184	conflict

B: 1 - 336 (UniProt: O68601)

PDB	External Database	Details
Gln 144	Met 168	engineered mutation
Glu 160	Gln 184	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73136.9
Non-Polymers*	Number of molecules	18
	Total formula weight	1292.5
All*	Total formula weight	74429.4

*Water molecules are not included.