4PAW

Structure of hypothetical protein HP1257.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Orotate phosphoribosyltransferase	polymer	225	24647.4	2	UniProt (P56162) Pfam (PF00156)	Helicobacter pylori	OPRTase
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F (A, B)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	G (B)	THIOCYANATE ION	non-polymer		58.1	1	Chemie (SCN)
5	H, I (A, B)	water	water		18.0	102	Chemie (HOH)

Sequence modifications

A, B: 1 - 201 (UniProt: P56162)

PDB	External Database	Details
Met -21	-	expression tag
Gly -20	-	expression tag
Ser -19	-	expression tag
Ser -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
Ser -11	-	expression tag
Ser -10	-	expression tag
Gly -9	-	expression tag
Arg -8	-	expression tag
Glu -7	-	expression tag
Asn -6	-	expression tag
Leu -5	-	expression tag
Tyr -4	-	expression tag
Phe -3	-	expression tag
Gln -2	-	expression tag
Gly -1	-	expression tag
His 0	-	expression tag
Gly 202	-	expression tag
Ser 203	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	49294.8
Non-Polymers*	Number of molecules	5
	Total formula weight	378.8
All*	Total formula weight	49673.6

*Water molecules are not included.