7CKV

Crystal structure of Cyanobacteriochrome GAF domain in Pr state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	RcaE	polymer	180	20391.1	2	UniProt (Q47897) Pfam (PF01590)	Microchaete diplosiphon	Cyanobacteriochrome
2	C, D (A, B)	PHYCOCYANOBILIN	non-polymer		588.7	2	Chemie (CYC)
3	E (B)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4	F, G (A, B)	water	water		18.0	346	Chemie (HOH)

Sequence modifications

A, B: 165 - 323 (UniProt: Q47897)

PDB	External Database	Details
Met 144	-	expression tag
Gly 145	-	expression tag
Ser 146	-	expression tag
Ser 147	-	expression tag
His 148	-	expression tag
His 149	-	expression tag
His 150	-	expression tag
His 151	-	expression tag
His 152	-	expression tag
His 153	-	expression tag
Ser 154	-	expression tag
Ser 155	-	expression tag
Gly 156	-	expression tag
Leu 157	-	expression tag
Val 158	-	expression tag
Pro 159	-	expression tag
Arg 160	-	expression tag
Gly 161	-	expression tag
Ser 162	-	expression tag
His 163	-	expression tag
Met 164	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	40782.3
Non-Polymers*	Number of molecules	3
	Total formula weight	1201.7
All*	Total formula weight	41983.9

*Water molecules are not included.