2J9E

Structure of GlnK1 with bound effectors indicates regulatory mechanism for ammonia uptake

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)	HYPOTHETICAL NITROGEN REGULATORY PII-LIKE PROTEIN MJ0059	polymer	119	13311.5	3	UniProt (Q60381) Pfam (PF00543)	METHANOCOCCUS JANNASCHII	GLNK1
2	D, H, J (A, B, C)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	3	Chemie (ATP)
3	E (A)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
4	F, G, L, M (A, C)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
5	I (B)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
6	K (C)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
7	N (C)	2-OXOGLUTARIC ACID	non-polymer		146.1	1	Chemie (AKG)
8	O, P, Q (A, B, C)	water	water		18.0	392	Chemie (HOH)

Sequence modifications

A, B, C: -1 - 0 (PDB: 2J9E)
A, B, C: 113 - 117 (PDB: 2J9E)
A, B, C: 1 - 112 (UniProt: Q60381)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	39934.4
Non-Polymers*	Number of molecules	11
	Total formula weight	1915.8
All*	Total formula weight	41850.2

*Water molecules are not included.