6ZSP

Human serine racemase bound to ATP and malonate.

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (AAA, BBB)	Serine racemase	polymer	347	37812.1	2	UniProt (Q9GZT4) Pfam (PF00291)	Homo sapiens (Human)	D-serine ammonia-lyase,D-serine dehydratase,L-serine ammonia-lyase,L-serine dehydratase
2	C (AAA)	IMIDAZOLE	non-polymer		69.1	1	Chemie (IMD)
3	D, K, L, M (AAA, BBB)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
4	E, N (AAA, BBB)	MALONATE ION	non-polymer		102.0	2	Chemie (MLI)
5	F, G, H, Q, R... (AAA, BBB)	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
6	I, J (BBB)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
7	O, P (BBB)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
8	T, U (AAA, BBB)	water	water		18.0	368	Chemie (HOH)

Sequence modifications

AAA, BBB: 1 - 340 (UniProt: Q9GZT4)

PDB	External Database	Details
Asp 2	Cys 2	engineered mutation
Asp 6	Cys 6	engineered mutation
His 341	-	expression tag
His 342	-	expression tag
His 343	-	expression tag
His 344	-	expression tag
His 345	-	expression tag
His 346	-	expression tag
Gln 347	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	75624.2
Non-Polymers*	Number of molecules	17
	Total formula weight	1941.4
All*	Total formula weight	77565.6

*Water molecules are not included.