2WHS

Fluorescent Protein mKeima at pH 3.8

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, D (A, B, C, D)	LARGE STOKES SHIFT FLUORESCENT PROTEIN	polymer	242	27231.7	4	UniProt (Q1JV70) Pfam (PF01353)	Montipora sp. 20
2	E, F, G, H, I... (A, B, C, D)	SULFATE ION	non-polymer		96.1	11	Chemie (SO4)
3	P, Q, R, S (A, B, C, D)	water	water		18.0	761	Chemie (HOH)

Sequence modifications

A, B, C, D: -20 - -1 (PDB: 2WHS)
A, B, C, D: 0 - 221 (UniProt: Q1JV70)

PDB	External Database	Details
Crq 62	Gln 62	chromophore
Crq 62	Tyr 63	chromophore
Crq 62	Gly 64	chromophore

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	108926.7
Non-Polymers*	Number of molecules	11
	Total formula weight	1056.7
All*	Total formula weight	109983.4

*Water molecules are not included.