7VPF

Crystal structure of a novel putative sugar isomerase from the psychrophilic bacterium Paenibacillus sp. R4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Xylose isomerase	polymer	293	32615.1	2	UniProt (A0A1R1C9D1) Pfam (PF01261) In PDB	Paenibacillus sp. FSL H7-0331
2	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Sequence modifications

A, B: 2 - 273 (UniProt: A0A1R1C9D1)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Met 1	-	expression tag
Leu 97	Phe 103	conflict
Val 123	Asp 129	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	65230.2
Non-Polymers*	Number of molecules	4
	Total formula weight	211.0
All*	Total formula weight	65441.2

*Water molecules are not included.