Crystal structure of native heptameric SAP-like pentraxin from Limulus polyphemus

Summary for 3FLP

Related3FLR 3FLT 1qtj 1sac 1gnh
DescriptorSAP-like pentraxin, CALCIUM ION (3 entities in total)
Functional Keywordsphysiological doubly-stacked heptamer, pentraxin fold, cyclic heptamer, invertebrate lectin, sugar binding protein
Biological sourceLimulus polyphemus (Atlantic horseshoe crab)
Total number of polymer chains14
Total molecular weight334444.77
Shrive, A.K.,Greenhough, T.J.,Armstrong, P.B. (deposition date: 2008-12-19, release date: 2009-01-20, Last modification date: 2011-07-13)
Primary citation
Shrive, A.K.,Burns, I.,Chou, H.T.,Stahlberg, H.,Armstrong, P.B.,Greenhough, T.J.
Crystal structures of Limulus SAP-like pentraxin reveal two molecular aggregations.
J.Mol.Biol., 386:1240-1254, 2009
PubMed: 19452596 (PDB entries with the same primary citation)
MImport into Mendeley
Experimental method

Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers 0.22450 1.2% 0.5%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution
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PDB entries from 2020-10-21