4QQA

Crystal structure of pneumolysin from Streptococcus pneumoniae

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Pneumolysin	polymer	484	54351.7	1	UniProt (Q2XU26) Pfam (PF01289) Pfam (PF17440) In PDB	Streptococcus pneumoniae
2		water	water		18.0	146	Chemie (HOH)

Sequence modifications

A: 1 - 471 (UniProt: Q2XU26)

PDB	External Database	Details
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	54351.7
All*	Total formula weight	54351.7

*Water molecules are not included.