PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26230322-9 2015 We observed that Ala mutations of Trp664, Trp668 and Trp670 in MPER moderately lowered the intracellular and intraviral contents of Env while significantly elevating the content of another viral structural protein, p55/Gag and its derivative p24/capsid. Alanine 17-20 H3 histone pseudogene 44 Homo sapiens 215-218