High resolution structure of GCaMP3 dimer form 1 at pH 7.5

Summary for 4IK8

Related4IK1 4IK3 4IK4 4IK5 4IK9
DescriptorRCaMP, Green fluorescent protein, CALCIUM ION (3 entities in total)
Functional Keywordscalcium indicator, mutants, fluorescent intensity, dimerization, beta-barrel, calmodulin, fluorescent protein
Biological sourceEntacmaea quadricolor (Bubble-tip anemone)
Total number of polymer chains1
Total molecular weight50704.7
Chen, Y.,Song, X.,Miao, L.,Zhu, Y.,Ji, G. (deposition date: 2012-12-25, release date: 2014-02-05, Last modification date: 2017-06-21)
Primary citation
Chen, Y.,Song, X.,Ye, S.,Miao, L.,Zhu, Y.,Zhang, R.G.,Ji, G.
Structural insight into enhanced calcium indicator GCaMP3 and GCaMPJ to promote further improvement.
Protein Cell, 4:299-309, 2013
PubMed: 23549615 (PDB entries with the same primary citation)
DOI: 10.1007/s13238-013-2103-4
MImport into Mendeley
Experimental method

Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers0.201403.5%6.8%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution