Chains and heterogens:
PDB Chain Sequences:
>4lb0A (A:) smrwkrmmqlldvhcegeigkvaiggvpkipgdtvadqlhwlntdpkgrelrhflvlepr gapigsvnlllpakdsradaafiilqpdqahassgsnsicvttallesgmiemqepetvv mletaaglvkavaqcrdghcdsvtltmvpsfvheldaqiateswgeirfdlayggvfyal vdvrqlgltiepgnarrlveagmllkgeinqriqvvhpdipaisgvayvmfrdedpdgav rtcttmwpgrvdrspcgtgnsanlatlhargrvkpgdsflsrsiigsqftvglqglttva grsaviptitgrgftygihqvaldafdplgggfvltdvwgaaaetiki
>4lb0A (A:) mrwkrmmqlldvhcegeigkvaiggvpkipgdtvadqlhwlntdpkgrelrhflvleprg apigsvnlllpakdsradaafiilqpdqahassgsnsicvttallesgmiemqepetvvm letaaglvkavaqcrdghcdsvtltmvpsfvheldaqiateswgeirfdlayggvfyalv dvrqlgltiepgnarrlveagmllkgeinqriqvvhpdipaisgvayvmfrdedpdgavr tcttmwpgrvdrspcgtgnsanlatlhargrvkpgdsflsrsiigsqftvglqglttvag rsaviptitgrgftygihqvalddplgggfvltdvwgaaaet
>4lb0B (B:) smrwkrmmqlldvhcegeigkvaiggvpkipgdtvadqlhwlntdpkgrelrhflvlepr gapigsvnlllpakdsradaafiilqpdqahassgsnsicvttallesgmiemqepetvv mletaaglvkavaqcrdghcdsvtltmvpsfvheldaqiateswgeirfdlayggvfyal vdvrqlgltiepgnarrlveagmllkgeinqriqvvhpdipaisgvayvmfrdedpdgav rtcttmwpgrvdrspcgtgnsanlatlhargrvkpgdsflsrsiigsqftvglqglttva grsaviptitgrgftygihqvaldafdplgggfvltdvwgaaaetiki
>4lb0B (B:) smrwkrmmqlldvhcegeigkvaiggvpkipgdtvadqlhwlntdpkgrelrhflvlepr gapigsvnlllpakdsradaafiilqpdqahassgsnsicvttallesgmiemqepetvv mletaaglvkavaqcrdghcdsvtltmvpsfvheldaqiateswgeirfdlayggvfyal vdvrqlgltiepgnarrlveagmllkgeinqriqvvhpdipaisgvayvmfrdedpdgav rtcttmwpgrvdrspcgtgnsanlatlhargrvkpgdsflsrsiigsqftvglqglttva grsaviptitgrgftygihqvaldafdplgggfvltdvwgaaaetik