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[109], 'culture': [110], 'low-replicating': [119], 'converted': [122], 'into': [123, 147, 185], 'high-replicating': [126, 150], 'Mutations': [128], 'within': [129], 'usually': [131], 'conserved': [132], 'GPGR': [133], 'tip': [134, 169], 'loop,': [137], 'shown': [140], 'to': [141, 176], 'be': [142], 'responsible': [143], 'for': [144], 'conversion': [146], 'phenotype,': [151], 'had': [152], 'occurred.': [153], 'vitro': [155], 'mutagenesis': [156], 'that': [158, 193], 'coupled': [159], 'changes': [160], 'amino': [162], 'acids': [163], 'at': [164], 'both': [165, 200], 'sides': [166], 'able': [175], 'convert': [177], 'viral': [179], 'replicating': [184], 'inducing,': [187], 'high': [188], 'replicating.': [189], 'Our': [190], 'data': [191], 'show': [192], 'is': [197], 'involved': [198], 'forming': [202], 'replicative': [204], 'capacity': [205], 'HIV-1.': [207]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1876598876', 'counts_by_year': [{'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 7}, {'year': 2013, 'cited_by_count': 8}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2025-01-09T03:11:19.157915', 'created_date': '2016-06-24'}