7BIZ

Structure of a B12 binding lipoprotein from Bacteroides thetaiotaomicron

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cell surface protein	polymer	501	56154.5	2	UniProt (A0A0N7IAT3) Pfam (PF16820) UniProt (by SIFTS) (Q8A6C8) In PDB	Bacteroides thetaiotaomicron	PKD domain protein,PKD-like domain protein
2	A, B	CYANOCOBALAMIN	non-polymer		1356.4	2	Chemie (CNC)
3	A, B	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
4	A, B	POLYETHYLENE GLYCOL (N=34)	non-polymer		1529.8	3	Chemie (15P)
5	A, B	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
6	B	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	1	Chemie (MES)
7		water	water		18.0	1405	Chemie (HOH)

Sequence modifications

A, B: 103 - 593 (UniProt: A0A0N7IAT3)

PDB	External Database	Details
Met 101	-	initiating methionine
Gly 102	-	cloning artifact
Leu 594	-	cloning artifact
Glu 595	-	expression tag
His 596	-	expression tag
His 597	-	expression tag
His 598	-	expression tag
His 599	-	expression tag
His 600	-	expression tag
His 601	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	112309.1
Non-Polymers*	Number of molecules	12
	Total formula weight	7703.8
All*	Total formula weight	120012.8

*Water molecules are not included.