4UZG

Crystal structure of group B streptococcus pilus 2b backbone protein SAK_1440

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	SURFACE PROTEIN SPB1	polymer	292	31446.4	1	UniProt (Q3K0A5) Pfam (PF17802) UniProt (by SIFTS) (A0A0M3KKY8) In PDB	STREPTOCOCCUS AGALACTIAE A909	GROUP B STREPTOCOCCUS PILUS 2B BACKBONE PROTEIN
2	A	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
3	A	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
4		water	water		18.0	494	Chemie (HOH)

Sequence modifications

A: 185 - 470 (UniProt: Q3K0A5)

PDB	External Database	Details
Met 184	-	expression tag
His 471	-	expression tag
His 472	-	expression tag
His 473	-	expression tag
His 474	-	expression tag
His 475	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	31446.4
Non-Polymers*	Number of molecules	5
	Total formula weight	244.4
All*	Total formula weight	31690.7

*Water molecules are not included.