3F2I

Crystal structure of the alr0221 protein from Nostoc, Northeast Structural Genomics Consortium Target NsR422.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	Alr0221 protein	polymer	172	19858.5	6	UniProt (Q8Z077) Pfam (PF00300) In PDB	Nostoc sp.
2	A, B, C, D, E...	PHOSPHATE ION	non-polymer		95.0	6	Chemie (PO4)
3	A, B, C, D, E...	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL)
4		water	water		18.0	411	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 164 (UniProt: Q8Z077)

PDB	External Database	Details
Leu 165	-	expression tag
Glu 166	-	expression tag
His 167	-	expression tag
His 168	-	expression tag
His 169	-	expression tag
His 170	-	expression tag
His 171	-	expression tag
His 172	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	119150.7
Non-Polymers*	Number of molecules	12
	Total formula weight	782.5
All*	Total formula weight	119933.3

*Water molecules are not included.