4WCN

Crystal Structure of Tripeptide bound Cell Shape Determinant Csd4 protein from Helicobacter pylori

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Conserved hypothetical secreted protein	polymer	439	50178.6	1	UniProt (B5ZAD9) Pfam (PF17033) Pfam (PF17130) Pfam (PF17129)	Helicobacter pylori
2	AA, B, BA, C, CA... (A)	IODIDE ION	non-polymer		126.9	41	Chemie (IOD)
3	QA (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
4	RA, SA (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
5	TA (A)	N-acetyl-L-alanyl-N-[(1S,5R)-5-amino-1,5-dicarboxypentyl]-D-glutamine	non-polymer		432.4	1	Chemie (3KS)
6	UA (A)	water	water		18.0	327	Chemie (HOH)

Sequence modifications

A: 23 - 438 (UniProt: B5ZAD9)

PDB	External Database	Details
Met 0	-	initiating methionine
Gly 1	-	expression tag
Ser 2	-	expression tag
Ser 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
Ser 10	-	expression tag
Ser 11	-	expression tag
Gly 12	-	expression tag
Leu 13	-	expression tag
Val 14	-	expression tag
Pro 15	-	expression tag
Arg 16	-	expression tag
Gly 17	-	expression tag
Ser 18	-	expression tag
Ser 19	-	expression tag
Met 20	-	expression tag
Glu 21	-	expression tag
Met 22	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	50178.6
Non-Polymers*	Number of molecules	45
	Total formula weight	5746.9
All*	Total formula weight	55925.5

*Water molecules are not included.