3WW2

X-ray structures of Cellulomonas parahominis L-ribose isomerase with L-psicose

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)	L-ribose isomerase	polymer	256	28342.7	2	UniProt (L0N3Y0)	Cellulomonas parahominis
2	C, E (A, B)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	D (A)	alpha-L-psicofuranose	non-polymer		180.2	1	Chemie (SF6)
4	F (B)	L-psicose	non-polymer		180.2	1	Chemie (LPK)
5	G (B)	beta-L-psicofuranose	non-polymer		180.2	1	Chemie (SF9)
6	H, I (A, B)	water	water		18.0	101	Chemie (HOH)

Sequence modifications

A, B: 2 - 249 (UniProt: L0N3Y0)

PDB	External Database	Details
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
Gly 0	-	expression tag
Ser 1	-	expression tag
Leu 119	Phe 119	engineered mutation
Phe 125	Leu 125	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	56685.4
Non-Polymers*	Number of molecules	5
	Total formula weight	650.3
All*	Total formula weight	57335.7

*Water molecules are not included.