2XZW

STRUCTURE OF PII FROM SYNECHOCOCCUS ELONGATUS IN COMPLEX WITH 2- OXOGLUTARATE AT LOW 2-OG CONCENTRATIONS

Replaces:  2XUN

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, D, E... (A, B, C, D, E...)	NITROGEN REGULATORY PROTEIN P-II	polymer	115	12753.7	9	UniProt (P0A3F4) Pfam (PF00543)	SYNECHOCOCCUS ELONGATUS	PII SIGNAL TRANSDUCING PROTEIN
2	BA, J, M, P, S... (I, A, B, C, D...)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	9	Chemie (ATP)
3	CA, K, N, Q, V... (I, A, B, C, F...)	2-OXOGLUTARIC ACID	non-polymer		146.1	6	Chemie (AKG)
4	AA, DA, L, O, R... (H, I, A, B, C...)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG)
5	EA, FA, GA, HA, IA... (A, B, C, D, E...)	water	water		18.0	318	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H, I: 1 - 112 (UniProt: P0A3F4)

PDB	External Database	Details
Ser 113	-	expression tag
Ala 114	-	expression tag
Trp 115	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	9
	Total formula weight	114783.4
Non-Polymers*	Number of molecules	21
	Total formula weight	5587.0
All*	Total formula weight	120370.5

*Water molecules are not included.