7R31

Carbon regulatory PII-like protein SbtB from Synechocystis sp. 6803, C105A+C110A variant, in complex with ATP (co-crystal), tetragonal crystal form

This is a non-PDB format compatible entry.

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)	Membrane-associated protein slr1513	polymer	120	13158.0	3	UniProt (P73954) Pfam (PF00543)	Synechocystis sp. PCC 6803
2	D, G, I (A, B, C)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	3	Chemie (ATP)
3	E, H, J (A, B, C)	SODIUM ION	non-polymer		23.0	3	Chemie (NA)
4	F (A)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5	K (C)	PENTAETHYLENE GLYCOL	non-polymer		238.3	1	Chemie (1PE)
6	L, M, N (A, B, C)	water	water		18.0	236	Chemie (HOH)

Sequence modifications

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

PDB	External Database	Details
Ala 105	Cys 105	engineered mutation
Ala 110	Cys 110	engineered mutation
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	39473.9
Non-Polymers*	Number of molecules	8
	Total formula weight	1864.2
All*	Total formula weight	41338.2

*Water molecules are not included.