1ELQ

CRYSTAL STRUCTURE OF THE CYSTINE C-S LYASE C-DES

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	L-CYSTEINE/L-CYSTINE C-S LYASE	polymer	390	42846.6	2	UniProt (Q9ZHG9) Pfam (PF00266) In PDB	Synechocystis sp.
2	A, B	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
3	A, B	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
4		water	water		18.0	706	Chemie (HOH)

Sequence modifications

A, B: 12 - 393 (UniProt: Q9ZHG9)

PDB	External Database	Details
Met 4	-	engineered mutation
Thr 5	-	engineered mutation
Met 6	-	engineered mutation
Ile 7	-	engineered mutation
Thr 8	-	engineered mutation
Pro 9	-	engineered mutation
Ser 10	-	engineered mutation
Leu 11	-	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	85693.2
Non-Polymers*	Number of molecules	4
	Total formula weight	572.5
All*	Total formula weight	86265.6

*Water molecules are not included.