1KL7

Crystal Structure of Threonine Synthase from Yeast

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)	Threonine Synthase	polymer	514	57867.2	2	UniProt (P16120) Pfam (PF14821) Pfam (PF00291)	Saccharomyces cerevisiae (baker's yeast)
2	C, D (A, B)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
3	E, F (A, B)	water	water		18.0	334	Chemie (HOH)

Sequence modifications

A, B: 1 - 514 (UniProt: P16120)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 66	Met 66	modified residue
Mse 197	Met 197	modified residue
Mse 251	Met 251	modified residue
Mse 291	Met 291	modified residue
Mse 331	Met 331	modified residue
Mse 512	Met 512	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	115734.5
Non-Polymers*	Number of molecules	2
	Total formula weight	494.3
All*	Total formula weight	116228.8

*Water molecules are not included.