5B3A

Crystal Structure of O-Phoshoserine Sulfhydrylase from Aeropyrum pernix in Complexed with the alpha-Aminoacrylate Intermediate

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)	Protein CysO	polymer	389	42025.9	2	UniProt (Q9YBL2) Pfam (PF00291)	Aeropyrum pernix K1	Cystathionine beta-synthase,Cysteine synthase,O-acetylserine sulfhydrylase,O-phosphoserine sulfhydrylase,Serine sulfhydrase
2	C, E (A, B)	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	2	Chemie (MPD)
3	D, F (A, B)	2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid	non-polymer		316.2	2	Chemie (0JO)
4	G, H (A, B)	water	water		18.0	348	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	84051.7
Non-Polymers*	Number of molecules	4
	Total formula weight	868.8
All*	Total formula weight	84920.5

*Water molecules are not included.