PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18694876-8 2008 In contrast to SUMO-1, which is not detectable prior to pachytene in normal tissue, SUMO-2/3 is identified as early as leptotene and zygotene and in some, but not all, pachytene cells; no linear patterns were detected. pachytene 168-177 small ubiquitin like modifier 2 Homo sapiens 84-90