1T3D

Crystal structure of Serine Acetyltransferase from E.coli at 2.2A

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	Serine acetyltransferase	polymer	289	31581.6	3	UniProt (P0A9D4) Pfam (PF06426) Pfam (PF00132) In PDB	Escherichia coli	SAT
2	B	CYSTEINE	non-polymer		121.2	3	Chemie (CYS)
3		water	water		18.0	416	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 273 (UniProt: P0A9D4)

PDB	External Database	Details
His -15	-	EXPRESSION TAG
His -14	-	EXPRESSION TAG
His -13	-	EXPRESSION TAG
His -12	-	EXPRESSION TAG
His -11	-	EXPRESSION TAG
His -10	-	EXPRESSION TAG
Ser -9	-	EXPRESSION TAG
Ser -8	-	EXPRESSION TAG
Gly -7	-	EXPRESSION TAG
Leu -6	-	EXPRESSION TAG
Val -5	-	EXPRESSION TAG
Pro -4	-	EXPRESSION TAG
Arg -3	-	EXPRESSION TAG
Gly -2	-	EXPRESSION TAG
Ser -1	-	EXPRESSION TAG
His 0	-	EXPRESSION TAG
Mse 1	Met 1	MODIFIED RESIDUE
Mse 26	Met 26	MODIFIED RESIDUE
Mse 48	Met 48	MODIFIED RESIDUE
Mse 58	Met 58	MODIFIED RESIDUE
Mse 77	Met 77	MODIFIED RESIDUE
Mse 155	Met 155	MODIFIED RESIDUE
Mse 201	Met 201	MODIFIED RESIDUE
Mse 254	Met 254	MODIFIED RESIDUE
Mse 256	Met 256	MODIFIED RESIDUE

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	94744.8
Non-Polymers*	Number of molecules	3
	Total formula weight	363.5
All*	Total formula weight	95108.3

*Water molecules are not included.