3QU9

Crystal structure of pyrophosphatase from bacteroides thetaiotaomicron, asp13asn mutant complexed with magnesium and tartrate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	INORGANIC PYROPHOSPHATASE	polymer	243	27006.9	1	UniProt (Q8A5V9) Pfam (PF13419) In PDB	Bacteroides thetaiotaomicron
2	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	A	L(+)-TARTARIC ACID	non-polymer		150.1	1	Chemie (TLA)
4	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
6		water	water		18.0	110	Chemie (HOH)

Sequence modifications

A: 1 - 224 (UniProt: Q8A5V9)

PDB	External Database	Details
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
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
Asn 13	Asp 13	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	27006.9
Non-Polymers*	Number of molecules	4
	Total formula weight	301.9
All*	Total formula weight	27308.8

*Water molecules are not included.