Chains and heterogens:
PDB Chain Sequences:
>1c2bA (A:) dpqllvrvrggqlrgirlkapggpvsaflgipfaeppvgsrrfmppepkrpwsgvldatt fqnvcyqyvdtlypgfegtemwnpnrelsedclylnvwtpyprpasptpvliwiygggfy sgaasldvydgrflaqvegavlvsmnyrvgtfgflalpgsreapgnvglldqrlalqwvq eniaafggdpmsvtlfgesagaasvgmhilslpsrslfhravlqsgtpngpwatvsagea rrratllarlvgcppggaggndteliaclrtrpaqdlvdhewhvlpqesifrfsfvpvvd gdflsdtpealintgdfqdlqvlvgvvkdegsyflvygvpgfskdneslisraqflagvr igvpqasdlaaeavvlhytdwlhpedpthlrdamsavvgdhnvvcpvaqlagrlaaqgar vyayifehrastltwplwmgvphgyeiefifglpldpslnytteerifaqrlmkywtnfa rtgdpndprdskspqwppyttaaqqyvslnlkplevrrglraqtcafwnrflpkllsat