1VLP

Crystal structure of a putative nicotinate phosphoribosyltransferase (yor209c, npt1) from saccharomyces cerevisiae at 1.75 A resolution

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 (A, B, C, D)	nicotinate phosphoribosyltransferase	polymer	441	51013.0	4	UniProt (P39683) Pfam (PF17767) Pfam (PF04095)	Saccharomyces cerevisiae (baker's yeast)	NAPRTase
2	E, H, L, O (A, B, C, D)	PHOSPHATE ION	non-polymer		95.0	4	Chemie (PO4)
3	F, I, M (A, B, C)	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL)
4	G (A)	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	1	Chemie (MES)
5	J, K, N (B, C)	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
6	P, Q, R, S (A, B, C, D)	water	water		18.0	1271	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 429 (UniProt: P39683)

PDB	External Database	Details
Mse -11	-	expression tag
Gly -10	-	expression tag
Ser -9	-	expression tag
Asp -8	-	expression tag
Lys -7	-	expression tag
Ile -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Mse 1	Met 1	modified residue
Mse 14	Met 14	modified residue
Mse 19	Met 19	modified residue
Mse 192	Met 192	modified residue
Mse 196	Met 196	modified residue
Mse 236	Met 236	modified residue
Mse 253	Met 253	modified residue
Mse 347	Met 347	modified residue
Mse 399	Met 399	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	204052.1
Non-Polymers*	Number of molecules	11
	Total formula weight	867.7
All*	Total formula weight	204919.8

*Water molecules are not included.