4B30

Structure of the mutant V44A of the fluorescent protein KillerRed

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	KILLERRED	polymer	237	26417.7	1	UniProt (Q2TCH5) Pfam (PF01353)	ANTHOMEDUSAE SP. DC-2005
2	B (B)	KILLERRED	polymer	237	26401.7	1	UniProt (Q2TCH5) Pfam (PF01353)	ANTHOMEDUSAE SP. DC-2005
3	C (A)	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
4	D, E, F, G, J... (A, B)	CHLORIDE ION	non-polymer		35.5	8	Chemie (CL)
5	H, I (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
6	K, L, M, N, Q... (A, B)	GLYCEROL	non-polymer		92.1	6	Chemie (GOL)
7	T, U (A, B)	water	water		18.0	260	Chemie (HOH)

Sequence modifications

A: 1 - 237 (UniProt: Q2TCH5)

PDB	External Database	Details
Ala 44	Val 44	engineered mutation
Crq 65	Gln 65	chromophore
Crq 65	Tyr 66	chromophore
Crq 65	Gly 67	chromophore

B: 1 - 237 (UniProt: Q2TCH5)

PDB	External Database	Details
Ala 44	Val 44	engineered mutation
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	52819.3
Non-Polymers*	Number of molecules	17
	Total formula weight	978.2
All*	Total formula weight	53797.6

*Water molecules are not included.