6UV8

Crystal structure of a far-red cyanobacteriochrome photoreceptor at room temperature

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Multi-sensor signal transduction histidine kinase	polymer	188	22056.0	1	UniProt (K9ZI18) Pfam (PF01590) In PDB	Anabaena cylindrica (strain ATCC 27899 / PCC 7122)
2	A	PHYCOCYANOBILIN	non-polymer		588.7	1	Chemie (CYC)
3		water	water		18.0	8	Chemie (HOH)

Sequence modifications

A: 840 - 1018 (UniProt: K9ZI18)

PDB	External Database	Details
Met 839	-	initiating methionine
Leu 1019	-	expression tag
Glu 1020	-	expression tag
His 1021	-	expression tag
His 1022	-	expression tag
His 1023	-	expression tag
His 1024	-	expression tag
His 1025	-	expression tag
His 1026	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22056.0
Non-Polymers*	Number of molecules	1
	Total formula weight	588.7
All*	Total formula weight	22644.7

*Water molecules are not included.