Chains and heterogens:
PDB Chain Sequences:
>1l9bC (C:) qegdpeagakafnqcqtchvivddsgttiagrnaktgpnlygvvgrtagtqadfkgygeg mkeagakglawdeehfvqyvqdptkflkeytgdakakgkmtfklkkeadahniwaylqqv avrp
>1l9bH (H:) mvgvtafgnfdlaslaiysfwiflagliyylqtenmregyplenedgtpaanqgpfplpk pktfilphgrgtltvpgpesedrpialartavsegfphaptgdpmkdgvgpaswvarrdl peldghghnkikpmkaaagfhvsagknpiglpvrgcdleiagkvvdiwvdipeqmarfle velkdgstrllpmqmvkvqsnrvhvnalssdlfagiptiksptevtlleedkicgyvagg lmyaapkrksvvaamlaeya
>1l9bH (H:) gnfdlaslaiysfwiflagliyylqtenmregyplenedgtpaanqgpfplpkpktfilp hgrgtltvpgpesedrpialartavsegfphaptgdpmkdgvgpaswvarrdlpeldghg hnkikpmkaaagfhvsagknpiglpvrgcdleiagkvvdiwvdipeqmarflevelkdgs trllpmqmvkvqsnrvhvnalssdlfagiptiksptevtlleedkicgyvagglmyaapk rksvva
>1l9bL (L:) allsferkyrvpggtlvggnlfdfwvgpfyvgffgvatfffaalgiiliawsavlqgtwn pqlisvyppaleyglggaplakgglwqiiticatgafvswalreveicrklgigyhipfa fafailayltlvlfrpvmmgawgyafpygiwthldwvsntgytygnfhynpahmiaisff ftnalalalhgalvlsaanpekgkemrtpdhedtffrdlvgysigtlgihrlglllslsa vffsalcmiitgtiwfdqwvdwwqwwvklpwwanipgging
>1l9bM (M:) aeyqnifsqvqvrgpadlgmtedvnlanrsgvgpfstllgwfgnaqlgpiylgslgvlsl fsglmwfftigiwfwyqagwnpavflrdlfffsleppapeyglsfaaplkegglwliasf fmfvavwswwgrtylraqalgmgkhtawaflsaiwlwmvlgfirpilmgswseavpygif shldwtnnfslvhgnlfynpfhglsiaflygsallfamhgatilavsrfggereleqiad rgtaaeraalfwrwtmgfnatmegihrwaiwmavlvtltggigillsgtvvdnwyvwgqn hgmapln
>1l9bM (M:) fstllgwfgnaqlgpiylgslgvlslfsglmwfftigiwfwyqagwnpavflrdlfffsl eppapeyglsfaaplkegglwliasffmfvavwswwgrtylraqalgmgkhtawaflsai wlwmvlgfirpilmgswseavpygifshldwtnnfslvhgnlfynpfhglsiaflygsal lfamhgatilavsrfggereleqiadrgtaaeraalfwrwtmgfnatmegihrwaiwmav lvtltggigillsgtvvdnwyvwgqnh