4S3I

Crystal structure of beta clamp 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, B (A, B)	DNA polymerase III subunit beta	polymer	384	43511.9	2	UniProt (K4NBW6) Pfam (PF00712) Pfam (PF02767) Pfam (PF02768) UniProt (by SIFTS) (O25242)	Helicobacter pylori 26695	beta clamp
2	C, D (A, B)	water	water		18.0	391	Chemie (HOH)

Sequence modifications

A, B: 1 - 374 (UniProt: K4NBW6)

PDB	External Database	Details
Met -1	-	expression tag
Ala 0	-	expression tag
Glu 375	-	expression tag
Leu 376	-	expression tag
His 377	-	expression tag
His 378	-	expression tag
His 379	-	expression tag
His 380	-	expression tag
His 381	-	expression tag
His 382	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	87023.7
All*	Total formula weight	87023.7

*Water molecules are not included.