5O3P

Carbon regulatory PII-like protein SbtB from Synechocystis sp. 6803 in Apo state, trigonal crystal 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, C	Membrane-associated protein slr1513	polymer	120	13222.1	3	UniProt (P73954) Pfam (PF00543) In PDB	Synechocystis sp. PCC 6803	SbtB protein
2	A, C	PENTAETHYLENE GLYCOL	non-polymer		238.3	2	Chemie (1PE)
3	B	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG)
4		water	water		18.0	178	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	3
	Total formula weight	582.7
All*	Total formula weight	40249.0

*Water molecules are not included.