3LA7

Crystal structure of NtcA in apo-form

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 (A)	octyl beta-D-glucopyranoside	non-polymer		292.4	1	Chemie (BOG)
3	D, E (A, B)	water	water		18.0	170	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	1
	Total formula weight	292.4
All*	Total formula weight	54537.7

*Water molecules are not included.