3LA2

Crystal structure of NtcA in complex with 2-oxoglutarate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Global nitrogen regulator	polymer	243	27122.6	2	UniProt (P0A4U6) Pfam (PF00027) Pfam (PF13545)	Anabaena	DNA-binding protein VF1, Nitrogen-responsive regulatory protein
2	C, D (A, B)	2-OXOGLUTARIC ACID	non-polymer		146.1	2	Chemie (AKG)
3	E, F (A, B)	water	water		18.0	120	Chemie (HOH)

Sequence modifications

A, B: 1 - 223 (UniProt: P0A4U6)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	54245.3
Non-Polymers*	Number of molecules	2
	Total formula weight	292.2
All*	Total formula weight	54537.5

*Water molecules are not included.