1SN4

STRUCTURE OF SCORPION NEUROTOXIN BMK M4

Summary for 1SN4

Related1SN1
DescriptorPROTEIN (NEUROTOXIN BMK M4), ACETATE ION (3 entities in total)
Functional Keywordsneurotoxin, sodium channel inhibitor, scorpion, toxin
Biological sourceMesobuthus martensii (Chinese scorpion)
Cellular locationSecreted P45698
Total number of polymer chains1
Total molecular weight7325.18
Authors
He, X.L.,Li, H.M.,Liu, X.Q.,Zeng, Z.H.,Wang, D.C. (deposition date: 1998-11-11, release date: 1999-11-17, Last modification date: 2017-10-04)
Primary citation
He, X.L.,Li, H.M.,Zeng, Z.H.,Liu, X.Q.,Wang, M.,Wang, D.C.
Crystal structures of two alpha-like scorpion toxins: non-proline cis peptide bonds and implications for new binding site selectivity on the sodium channel.
J.Mol.Biol., 292:125-135, 1999
PubMed: 10493862 (PDB entries with the same primary citation)
DOI: 10.1006/jmbi.1999.3036
MImport into Mendeley
Experimental method
X-RAY DIFFRACTION (1.3 Å)
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Structure validation

ClashscoreRamachandran outliersSidechain outliers3405.9%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution

More Asymmetric unit images

Molmil generated image of 1sn4
no rotation
Molmil generated image of 1sn4
rotated about x axis by 90°
Molmil generated image of 1sn4
rotated about y axis by 90°