5N00

Crystal structure of the decarboxylase AibA/AibB C56A variant

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, A)	Glutaconate CoA-transferase family, subunit A	polymer	265	28367.8	2	UniProt (Q1D4I4) Pfam (PF01144)	Myxococcus xanthus (strain DK 1622)
2	C, D (B, D)	Glutaconate CoA-transferase family, subunit B	polymer	248	26248.8	2	UniProt (Q1D4I3) Pfam (PF01144)	Myxococcus xanthus (strain DK 1622)
3	E (A)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
4	F, G, H, I (C, A, B, D)	water	water		18.0	978	Chemie (HOH)

Sequence modifications

C, A: 1 - 265 (UniProt: Q1D4I4)

PDB	External Database	Details
Ala 191	Lys 191	engineered mutation

B, D: 1 - 246 (UniProt: Q1D4I3)

PDB	External Database	Details
Pro -1	-	expression tag
His 0	-	expression tag
Ala 56	Cys 56	engineered mutation
Ala 200	Glu 200	engineered mutation
Ala 201	Glu 201	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	109233.3
Non-Polymers*	Number of molecules	1
	Total formula weight	59.0
All*	Total formula weight	109292.3

*Water molecules are not included.