3PAJ

2.00 Angstrom resolution crystal structure of a quinolinate phosphoribosyltransferase from Vibrio cholerae O1 biovar eltor str. N16961

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Nicotinate-nucleotide pyrophosphorylase, carboxylating	polymer	320	34830.5	2	UniProt (Q9KPE6) Pfam (PF02749) Pfam (PF01729) In PDB	Vibrio cholerae O1 biovar El Tor
2	B	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3		water	water		18.0	414	Chemie (HOH)

Sequence modifications

A, B: 1 - 296 (UniProt: Q9KPE6)

PDB	External Database	Details
Met -23	-	expression tag
His -22	-	expression tag
His -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
Ser -16	-	expression tag
Ser -15	-	expression tag
Gly -14	-	expression tag
Val -13	-	expression tag
Asp -12	-	expression tag
Leu -11	-	expression tag
Gly -10	-	expression tag
Thr -9	-	expression tag
Glu -8	-	expression tag
Asn -7	-	expression tag
Leu -6	-	expression tag
Tyr -5	-	expression tag
Phe -4	-	expression tag
Gln -3	-	expression tag
Ser -2	-	expression tag
Asn -1	-	expression tag
Ala 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	69661.0
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	69685.3

*Water molecules are not included.