PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31304983-2 2019 Here, we analyze why many COP1-interacting transcription factors and photoreceptors harbor sequence-divergent Val-Pro (VP) motifs that bind COP1 with different binding affinities. L-valyl-L-proline 110-117 COP1 E3 ubiquitin ligase Homo sapiens 26-30 31304983-2 2019 Here, we analyze why many COP1-interacting transcription factors and photoreceptors harbor sequence-divergent Val-Pro (VP) motifs that bind COP1 with different binding affinities. L-valyl-L-proline 110-117 COP1 E3 ubiquitin ligase Homo sapiens 140-144