3K1K

Green fluorescent protein bound to enhancer nanobody

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Green Fluorescent Protein	polymer	238	27017.6	2	UniProt (P42212) Pfam (PF01353) In PDB	Aequorea Victoria
2	C, D	Enhancer	polymer	123	13759.2	2		Camelus dromedarius
3		water	water		18.0	407	Chemie (HOH)

Sequence modifications

A, B: 1 - 238 (UniProt: P42212)

PDB	External Database	Details
Gly 2	Ser 2	engineered mutation
Gys 66	Ser 65	chromophore
Gys 66	Tyr 66	chromophore
Gys 66	Gly 67	chromophore
Arg 80	Gln 80	engineered mutation
Ser 99	Phe 99	engineered mutation
Thr 153	Met 153	engineered mutation
Ala 163	Val 163	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	81553.6
All*	Total formula weight	81553.6

*Water molecules are not included.