5WYF

Structure of amino acid racemase, 2.12 A

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)	Isoleucine 2-epimerase	polymer	462	50708.6	4	UniProt (M1GRN3) Pfam (PF00202)	Lactobacillus buchneri	BCAA racemase
2	E, JA, P, Y (A, D, B, C)	N-[O-PHOSPHONO-PYRIDOXYL]-ISOLEUCINE	non-polymer		362.3	4	Chemie (ILP)
3	AA, BA, CA, DA, EA... (C, A, D, B)	CADMIUM ION	non-polymer		112.4	36	Chemie (CD)
4	SA, TA, UA, VA (A, B, C, D)	water	water		18.0	423	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 450 (UniProt: M1GRN3)

PDB	External Database	Details
Gly -11	-	expression tag
Ser -10	-	expression tag
Gly -9	-	expression tag
Gly -8	-	expression tag
Ile -7	-	expression tag
Glu -6	-	expression tag
Gly -5	-	expression tag
Arg -4	-	expression tag
His -3	-	expression tag
Met -2	-	expression tag
Glu -1	-	expression tag
Leu 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	202834.3
Non-Polymers*	Number of molecules	40
	Total formula weight	5496.1
All*	Total formula weight	208330.3

*Water molecules are not included.