Chains and heterogens:
PDB Chain Sequences:
>4awsA (A:) mxqslfqpitlgaltlknrivmppltrsrasqpgdvanhmmaiyyaqrasaglivsegtq isptakgyawtpgiytpeqiagwrivteavhakgcaifaqlwhvgrvthpdnidgqqpis sstlkaenvkvfvdngsdepgfvdvavpramtkadiaqviadyrqaalnameagfdgiel haangylinqfidseannrsdeyggslenrlrfldevvaalvdaigaervgvrlaplttl ngtvdadpiltytaaaallnkhrivylhiaevdwddapdtpvsfkralreayqgvliyag rynaekaeqaindgladmigfgrpfianpdlperlrhgyplaehvpatlfgggekgltdy ptyqa
>4awsA (A:) xqslfqpitlgaltlknrivmppltrsrasqpgdvanhmmaiyyaqrasaglivsegtqi sptakgyawtpgiytpeqiagwrivteavhakgcaifaqlwhvgrvthpdnidgqqpiss stlkaenvkvfvdngsdepgfvdvavpramtkadiaqviadyrqaalnameagfdgielh aangylinqfidseannrsdeyggslenrlrfldevvaalvdaigaervgvrlaplttln gtvdadpiltytaaaallnkhrivylhiaevdwddapdtpvsfkralreayqgvliyagr ynaekaeqaindgladmigfgrpfianpdlperlrhgyplaehvpatlfgggekgltdyp tyqa