Protein sy'n cael ei godio yn y corff dynol gan y genyn L1TD1 yw L1TD1 a elwir hefyd yn LINE1 type transposase domain containing 1 (Saesneg). Segment o DNA yw'r genyn, sy'n amgodio ffwythiant arbennig. Mae'r genyn yma wedi ei leoli ar yr edefyn blaen o gromosom dynol 1, band 1p31.3.[2]
Yn aml mae gan enynnau lawer o gyfystyron. Mae hyn oherwydd eu bod yn aml yn cael eu darganfod gan nifer o bobl mewn cyd-destunau gwahanol heb wybod mai'r un genynnau oeddyn nhw. Hefyd mae gan wahanol gymunedau gwyddonol safonau gwahanol ar gyfer enwi genynnau. Dyma restr o gyfystyron ar gyfer y genyn L1TD1.
"LINE-1 hypomethylation in gastric cancer, detected by bisulfite pyrosequencing, is associated with poor prognosis. ". Gastric Cancer. 2013. PMID23179365.
"LINE-1 hypomethylation is associated with bladder cancer risk among nonsmoking Chinese. ". Int J Cancer. 2012. PMID21445976.
"Embryonic Stem Cell-Related Protein L1TD1 Is Required for Cell Viability, Neurosphere Formation, and Chemoresistance in Medulloblastoma. ". Stem Cells Dev. 2015. PMID26159230.
"The L1TD1 protein interactome reveals the importance of post-transcriptional regulation in human pluripotency. ". Stem Cell Reports. 2015. PMID25702638.
"Positive selection and multiple losses of the LINE-1-derived L1TD1 gene in mammals suggest a dual role in genome defense and pluripotency.". PLoS Genet. 2014. PMID25211013.