5LV1

2.12 A resolution structure of PtxB from Prochlorococcus marinus (MIT 9301) in complex with phosphite

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 (A, C, B)	PtxB	polymer	280	30331.4	3	UniProt (A3PDP9) Pfam (PF12974)	Prochlorococcus marinus (strain MIT 9301)
2	D, E, F (A, C, B)	oxidanylphosphinate	non-polymer		81.0	3	Chemie (78T)
3	G, H, I (A, C, B)	water	water		18.0	123	Chemie (HOH)

Sequence modifications

A, C, B: 2 - 272 (UniProt: A3PDP9)

PDB	External Database	Details
Met 1	-	initiating methionine
Leu 273	-	expression tag
Glu 274	-	expression tag
His 275	-	expression tag
His 276	-	expression tag
His 277	-	expression tag
His 278	-	expression tag
His 279	-	expression tag
His 280	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	90994.2
Non-Polymers*	Number of molecules	3
	Total formula weight	243.0
All*	Total formula weight	91237.2

*Water molecules are not included.