3MLI

2ouf-ds, a disulfide-linked dimer of Helicobacter pylori protein HP0242

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Putative uncharacterized protein	polymer	100	11919.6	4	UniProt (O25025) Pfam (PF09442) In PDB	Helicobacter pylori (Campylobacter pylori)
2	D	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3		water	water		18.0	11	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 94 (UniProt: O25025)

PDB	External Database	Details
Cys 44	Leu 44	engineered mutation
Leu 93	Asn 93	engineered mutation
His 95	-	expression tag
His 96	-	expression tag
His 97	-	expression tag
His 98	-	expression tag
His 99	-	expression tag
His 100	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	47678.2
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	47758.4

*Water molecules are not included.