5W3C

Crystal structure of mutant CJ YCEI protein (CJ-N182C) 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	Polyisoprenoid-binding protein	polymer	180	20188.8	1	UniProt (Q79JB5) Pfam (PF04264) UniProt (by SIFTS) (Q0PB90) In PDB	Campylobacter jejuni	YCEI periplasmic protein, Protein yceI, periplasmic protein
2	A	EICOSANE	non-polymer		282.5	1	Chemie (LFA)
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	19	Chemie (HOH)

Sequence modifications

A: 22 - 190 (UniProt: Q79JB5)

PDB	External Database	Details
Met 21	-	initiating methionine
Cys 182	Asn 182	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	20188.8
Non-Polymers*	Number of molecules	4
	Total formula weight	642.7
All*	Total formula weight	20831.6

*Water molecules are not included.