7KCT

Crystal Structure of the Hydrogenobacter thermophilus 2-Oxoglutarate Carboxylase (OGC) Biotin Carboxylase (BC) Domain Dimer in Complex with Adenosine 5'-Diphosphate Magnesium Salt (MgADP), Adenosine 5'-Diphosphate (ADP, and Bicarbonate Anion (Hydrogen Carbonate/HCO3-)

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)	2-oxoglutarate carboxylase small subunit	polymer	481	54677.5	2	UniProt (D3DJ42) Pfam (PF00289) Pfam (PF02786) Pfam (PF02785)	Hydrogenobacter thermophilus	2-oxoglutarate carboxylase beta subunit
2	C, D, G, H (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	4	Chemie (ADP)
3	E, I (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	F (A)	BICARBONATE ION	non-polymer		61.0	1	Chemie (BCT)
5	J, K (A, B)	water	water		18.0	310	Chemie (HOH)

Sequence modifications

A, B: 1 - 472 (UniProt: D3DJ42)

PDB	External Database	Details
Met -8	-	initiating methionine
Lys -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
Gln 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	109355.0
Non-Polymers*	Number of molecules	7
	Total formula weight	1818.4
All*	Total formula weight	111173.4

*Water molecules are not included.