1SSM

Serine Acetyltransferase- Apoenzyme (truncated)

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, D, E...	Serine acetyltransferase	polymer	242	26646.7	6	UniProt (P43886) Pfam (PF06426) Pfam (PF00132) In PDB	Haemophilus influenzae	SAT
2		water	water		18.0	569	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 242 (UniProt: P43886)

PDB	External Database	Details
Mse 1	Met 1	MODIFIED RESIDUE
Mse 22	Met 22	MODIFIED RESIDUE
Mse 54	Met 54	MODIFIED RESIDUE
Mse 151	Met 151	MODIFIED RESIDUE
Mse 197	Met 197	MODIFIED RESIDUE

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	159880.3
All*	Total formula weight	159880.3

*Water molecules are not included.