4LNA

CRYSTAL STRUCTURE OF purine nucleoside phosphorylase I from Spirosoma linguale DSM 74, NYSGRC Target 029362

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Purine nucleoside phosphorylase	polymer	293	33046.1	1	UniProt (D2QIK7) Pfam (PF01048) In PDB	Spirosoma linguale	Inosine-guanosine phosphorylase
2	A	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
3	A	ADENINE	non-polymer		135.1	1	Chemie (ADE)
4	A	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	1	Chemie (MPD)
5	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
6		water	water		18.0	136	Chemie (HOH)

Sequence modifications

A: 1 - 271 (UniProt: D2QIK7)

PDB	External Database	Details
Mse -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
Ser -14	-	expression tag
Ser -13	-	expression tag
Gly -12	-	expression tag
Val -11	-	expression tag
Asp -10	-	expression tag
Leu -9	-	expression tag
Gly -8	-	expression tag
Thr -7	-	expression tag
Glu -6	-	expression tag
Asn -5	-	expression tag
Leu -4	-	expression tag
Tyr -3	-	expression tag
Phe -2	-	expression tag
Gln -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33046.1
Non-Polymers*	Number of molecules	5
	Total formula weight	478.7
All*	Total formula weight	33524.7

*Water molecules are not included.