3DV0

Snapshots of catalysis in the E1 subunit of the pyruvate dehydrogenase multi-enzyme complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G (A, C, E, G)	Pyruvate dehydrogenase E1 component subunit alpha	polymer	369	41518.2	4	UniProt (P21873)	Bacillus stearothermophilus
2	B, D, F, H (B, D, F, H)	Pyruvate dehydrogenase E1 component subunit beta	polymer	325	35495.6	4	UniProt (P21874)	Bacillus stearothermophilus
3	I, J (I, J)	Dihydrolipoyllysine-residue acetyltransferase component of pyruvate dehydrogenase complex	polymer	428	46392.2	2	UniProt (P11961)	Bacillus stearothermophilus	E2, Dihydrolipoamide acetyltransferase component of pyruvate dehydrogenase complex
4	K, N, P, U, W... (A, B, C, E, G)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG) PubChem (888)
5	L, Q, T, X (A, C, E, G)	2-{4-[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]-3-METHYLTHIOPHEN-2-YL}ETHYL TRIHYDROGEN DIPHOSPHATE	non-polymer		423.3	4	Chemie (TPW) PubChem (10364977)
6	M, R, V, Z (B, D, F, H)	POTASSIUM ION	non-polymer		39.1	4	Chemie (K) PubChem (813)
7	O, S (B, D)	PYRUVIC ACID	non-polymer		88.1	2	Chemie (PYR) PubChem (1060)
8	AA, BA, CA, DA, EA... (A, B, C, D, E...)	water	water		18.0	990	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	400839.7
Non-Polymers*	Number of molecules	16
	Total formula weight	2171.6
All*	Total formula weight	403011.3

*Water molecules are not included.