3NBQ

Human uridine phosphorylase 1 (hUPP1) with 5-fluorouracil

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)	Uridine phosphorylase 1	polymer	328	36050.6	4	UniProt (Q16831) Pfam (PF01048)	Homo sapiens (human)	UrdPase 1, UPase 1
2	E, F, G, H (A, B, C, D)	5-FLUOROURACIL	non-polymer		130.1	4	Chemie (URF)
3	I, J, K, L (A, B, C, D)	water	water		18.0	128	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 310 (UniProt: Q16831)

PDB	External Database	Details
Met -17	-	expression tag
Arg -16	-	expression tag
Gly -15	-	expression tag
Ser -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
Gly -7	-	expression tag
Ser -6	-	expression tag
Pro -5	-	expression tag
Gly -4	-	expression tag
Leu -3	-	expression tag
Gln -2	-	expression tag
Glu -1	-	expression tag
Phe 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	144202.5
Non-Polymers*	Number of molecules	4
	Total formula weight	520.3
All*	Total formula weight	144722.8

*Water molecules are not included.