4HMO

Crystal structure of streptococcus pneumoniae TIGR4 PiaA in complex with Bis-tris propane

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Iron-compound ABC transporter, iron compound-binding protein	polymer	328	36280.1	1	UniProt (Q97R09) Pfam (PF01497) UniProt (by SIFTS) (A0A0H2UPT5) In PDB	Streptococcus pneumoniae
2	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
3	A	2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		282.3	1	Chemie (B3P)
4		water	water		18.0	113	Chemie (HOH)

Sequence modifications

A: 23 - 341 (UniProt: Q97R09)

PDB	External Database	Details
Met 14	-	expression tag
Gly 15	-	expression tag
His 16	-	expression tag
His 17	-	expression tag
His 18	-	expression tag
His 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
Met 22	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	36280.1
Non-Polymers*	Number of molecules	3
	Total formula weight	466.5
All*	Total formula weight	36746.6

*Water molecules are not included.