3TCS

Crystal structure of a putative racemase from Roseobacter denitrificans

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)	Racemase, putative	polymer	388	43844.3	2	UniProt (Q161M1) Pfam (PF02746) Pfam (PF13378)	Roseobacter denitrificans
2	C, I (A, B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
3	D, E, J, K (A, B)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
4	F, L (A, B)	D-ALANINE	non-polymer		89.1	2	Chemie (DAL)
5	G, M (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
6	H, N (A, B)	TETRAETHYLENE GLYCOL	non-polymer		194.2	2	Chemie (PG4)
7	O, P (A, B)	water	water		18.0	229	Chemie (HOH)

Sequence modifications

A, B: 1 - 366 (UniProt: Q161M1)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	87688.6
Non-Polymers*	Number of molecules	12
	Total formula weight	919.0
All*	Total formula weight	88607.6

*Water molecules are not included.