4XC8

Isobutyryl-CoA mutase fused with bound butyryl-CoA, GDP, and Mg and without cobalamin (apo-IcmF/GDP)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Isobutyryl-CoA mutase fused	polymer	1113	122927.6	2	UniProt (Q1LRY0) Pfam (PF02310) Pfam (PF03308) Pfam (PF01642) In PDB	Ralstonia metallidurans (strain CH34 / ATCC 43123 / DSM 2839)
2	A, B	Butyryl Coenzyme A	non-polymer		837.6	2	Chemie (BCO)
3	A, B	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP)
4	A, B	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)

Sequence modifications

A, B: 1 - 1093 (UniProt: Q1LRY0)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	245855.2
Non-Polymers*	Number of molecules	8
	Total formula weight	2658.9
All*	Total formula weight	248514.0

*Water molecules are not included.