1EMA: Green fluorescent protein from aequorea victoria

Green fluorescent protein from aequorea victoria. Determined by X-ray diffraction at 1.9 Å resolution. Released 8 Nov 1996.

Method
X-ray diffraction
Resolution
1.9 Å
Organism
Aequorea victoria
Chains
1
Atoms
1,866
Mol. weight
27.23 kDa
Released
8 Nov 1996

Explore 1EMA in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1EMA contains 7 α-helices and 14 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 7 helices, 14 β-strands

ElementResiduesLengthSheet
α-helix4-85
β-strand12-22111
β-strand25-36121
β-strand41-4881
α-helix57-604
α-helix69-713
β-strand7311
α-helix74-752
α-helix76-816
α-helix83-864
β-strand92-10091
β-strand105-115111
β-strand118-128111
β-strand14112
β-strand148-15581
β-strand160-170111
β-strand17112
β-strand176-187121
α-helix195-1973
β-strand199-208101
β-strand217-227111

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Green fluorescent proteinAprotein236Aequorea victoriaP42212 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1EMA_1 GREEN FLUORESCENT PROTEIN (chains A)
MSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTL
VTTFXVQCFSRYPDHMKRHDFFKSAMPEGYVQERTIFFKDDGNYKTRAEVKFEGDTLVNR
IELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKVNFKIRHNIEDGSVQLADHY
QQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLEFVTAAGITHGMDELYK

Primary citation

Crystal structure of the Aequorea victoria green fluorescent protein. Ormo, M., Cubitt, A.B., Kallio, K. et al. Science (1996) 273:1392-1395. PubMed

Other PDB entries of the same protein (UniProt P42212 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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