Crystal structure of the selenocysteine synthase SelA and tRNASec complex

Summary for 3W1K

Related3W1H 3W1I 3W1J
DescriptorL-seryl-tRNA(Sec) selenium transferase (E.C.
Functional Keywordsprotein-RNA complex, homodecamer, pentamer of dimers, fold-type I pyridoxal 5'-phosphate (PLP) dependent enzyme, non-canonical tRNA, L-seryl-tRNA(Sec) selenium transferase, selenocysteine synthesis, selenium metabolism, TRANSFERASE-RNA complex,TRANSFERASE/RNA
Biological sourceAquifex aeolicus
Cellular locationCytoplasm (By similarity) O67140
Total number of polymer chains10
Total molecular weight407099.94
Itoh, Y.,Sekine, S.,Yokoyama, S. (deposition date: 2012-11-15, release date: 2013-06-05)
Primary citation
Itoh, Y.,Brocker, M.J.,Sekine, S.,Hammond, G.,Suetsugu, S.,Soll, D.,Yokoyama, S.
Decameric SelA-tRNA(Sec) ring structure reveals mechanism of bacterial selenocysteine formation
Science, 340:75-78, 2013
PubMed: 23559248
DOI: 10.1126/science.1229521
MImport into Mendeley
Experimental method

Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliersRNA backbone0.255351.0%1.2%17.0%0.54MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution

More Asymmetric unit images

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