3GZG

Crystal structure of the Xanthomonas axonopodis pv. citri molybdate-binding protein (ModA) mutant (K127S)

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, B, C)	Molybdate-binding periplasmic protein; permease	polymer	253	26542.1	3	UniProt (Q8PHA1) Pfam (PF13531)	Xanthomonas axonopodis pv. citri (Citrus canker)
2	D, E, H (A, C)	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
3	F, G, I (A, B, C)	MOLYBDATE ION	non-polymer		159.9	3	Chemie (MOO)
4	J, K, L (A, B, C)	water	water		18.0	850	Chemie (HOH)

Sequence modifications

A, B, C: 2 - 233 (UniProt: Q8PHA1)

PDB	External Database	Details
Met -19	-	expression tag
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
Met 1	-	expression tag
Leu 56	Phe 80	SEE REMARK 999
Ser 127	Lys 151	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	79626.2
Non-Polymers*	Number of molecules	6
	Total formula weight	768.0
All*	Total formula weight	80394.2

*Water molecules are not included.