7OBJ

Carbon regulatory PII-like protein SbtB from Synechocystis sp. 6803 in complex with cyclic di-AMP (c-di-AMP)

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	Membrane-associated protein slr1513	polymer	120	13222.1	3	UniProt (P73954) Pfam (PF00543) In PDB	Synechocystis sp. PCC 6803	SbtB protein
2	A	(2R,3R,3aS,5R,7aR,9R,10R,10aS,12R,14aR)-2,9-bis(6-amino-9H-purin-9-yl)octahydro-2H,7H-difuro[3,2-d:3',2'-j][1,3,7,9,2,8 ]tetraoxadiphosphacyclododecine-3,5,10,12-tetrol 5,12-dioxide	non-polymer		658.4	2	Chemie (2BA)
3		water	water		18.0	105	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 110 (UniProt: P73954)

PDB	External Database	Details
Ser 111	-	expression tag
Ala 112	-	expression tag
Trp 113	-	expression tag
Ser 114	-	expression tag
His 115	-	expression tag
Pro 116	-	expression tag
Gln 117	-	expression tag
Phe 118	-	expression tag
Glu 119	-	expression tag
Lys 120	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	39666.3
Non-Polymers*	Number of molecules	2
	Total formula weight	1316.8
All*	Total formula weight	40983.2

*Water molecules are not included.