5VK4

Crystal structure of a phosphoribosylformylglycinamidine cyclo-ligase from Neisseria gonorrhoeae bound to AMPPNP and magnesium

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Phosphoribosylformylglycinamidine cyclo-ligase	polymer	352	37984.2	2	UniProt (A0A1D3FYK6) Pfam (PF00586) Pfam (PF02769) UniProt (by SIFTS) (Q5F973) In PDB	Neisseria gonorrhoeae	AIR synthase,AIRS,Phosphoribosyl-aminoimidazole synthetase
2	A, B	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER	non-polymer		506.2	2	Chemie (ANP)
3	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4		water	water		18.0	51	Chemie (HOH)

Sequence modifications

A, B: 1 - 344 (UniProt: A0A1D3FYK6)

PDB	External Database	Details
Met -7	-	initiating methionine
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	75968.5
Non-Polymers*	Number of molecules	4
	Total formula weight	1061.0
All*	Total formula weight	77029.5

*Water molecules are not included.