PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28695676-4 2017 Photoactivatable Ribonucleoside-Enhanced Cross-linking and Immunoprecipitation (PAR-CLIP) analysis using human neuronal cells showed that Matrin3 recognized pyrimidine-rich sequences as binding motifs, including the polypyrimidine tract, a splicing regulatory element. Ribonucleosides 17-31 matrin 3 Homo sapiens 138-145