5W2V

Crystal structure of mutant CJ YCEI protein (CJ-G34C) with selenocysteine guest structure

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Putative periplasmic protein	polymer	180	20245.9	1	UniProt (Q0PB90) Pfam (PF04264) In PDB	Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)
2	A	UNKNOWN LIGAND	non-polymer		282.5	1	Chemie (UNL)
3	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	A	SELENOCYSTEINE	non-polymer		168.1	1	Chemie (SEC)
5		water	water		18.0	16	Chemie (HOH)

Sequence modifications

A: 22 - 190 (UniProt: Q0PB90)

PDB	External Database	Details
Met 21	-	expression tag
Cys 34	Gly 34	engineered mutation
Glu 191	-	expression tag
Gly 192	-	expression tag
Gly 193	-	expression tag
Ser 194	-	expression tag
His 195	-	expression tag
His 196	-	expression tag
His 197	-	expression tag
His 198	-	expression tag
His 199	-	expression tag
His 200	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20245.9
Non-Polymers*	Number of molecules	4
	Total formula weight	642.7
All*	Total formula weight	20888.6

*Water molecules are not included.