4KP1

Crystal structure of IPM isomerase large subunit from methanococcus jannaschii (MJ0499)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Isopropylmalate/citramalate isomerase large subunit	polymer	445	49217.9	1	UniProt (P81291) Pfam (PF00330)	Methanocaldococcus jannaschii	(R)-2-methylmalate dehydratase, (R)-citramalate dehydratase, 3-isopropylmalate dehydratase, Alpha-isopropylmalate dehydratase, Citraconate hydratase, Isopropylmalate isomerase, IPMI, Maleate hydratase, Malease
2	B (A)	2,4-dimethylpentane-2,4-diol	non-polymer		132.2	1	Chemie (KP1)
3	C, D, E, F (A)	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	4	Chemie (MPD)
4	G (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5	H (A)	water	water		18.0	212	Chemie (HOH)

Sequence modifications

A: 1 - 424 (UniProt: P81291)

PDB	External Database	Details
Mse -20	-	expression tag
Gly -19	-	expression tag
Ser -18	-	expression tag
Ser -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Leu -7	-	expression tag
Val -6	-	expression tag
Pro -5	-	expression tag
Arg -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Mse 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	49217.9
Non-Polymers*	Number of molecules	6
	Total formula weight	629.2
All*	Total formula weight	49847.1

*Water molecules are not included.