2WIQ

Fluorescent protein KillerRed in the native 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	KILLERRED	polymer	259	28729.2	2	UniProt (Q2TCH5) Pfam (PF01353) In PDB	Anthomedusae sp. DC-2005
2	A, B	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
3	A, B	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4		water	water		18.0	269	Chemie (HOH)

Sequence modifications

A, B: -21 - 1 (PDB: 2WIQ)
A, B: 2 - 237 (UniProt: Q2TCH5)

PDB	External Database	Details
Crq 65	Gln 65	chromophore
Crq 65	Tyr 66	chromophore
Crq 65	Gly 67	chromophore

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	57458.4
Non-Polymers*	Number of molecules	5
	Total formula weight	334.2
All*	Total formula weight	57792.6

*Water molecules are not included.