Chains and heterogens:
PDB Chain Sequences:
>2c40A (A:) mkkvyfnhdggvddlvslflllqmdnveltgvsvipadcylepamsasrkiidrfgknti evaasnsrgknpfpkdwrmhafyvdalpilnesgkvvthvaakpahhhlietllqteekt tllftgpltdlaralyeapiienkikrlvwmggtfrtagnvhepehdgtaewnsfwdpea varvweanieidlitlestnqvpltidireqwakerkyigidflgqcyaivpplvhfakn styylwdvltaafvgkadlakvqtinsivhtygpsqgrtvetddgrpvhvvydvnhdrff dyitrlakkvst
>2c40A (A:) mkkvyfnhdggvddlvslflllqmdnveltgvsvipadcylepamsasrkiidrfgknti evaasnsrgknpfpkdwrmhafyvdalpilnesgkvvthvaakpahhhlietllqteekt tllftgpltdlaralyeapiienkikrlvwmggtfrtagnvhepehdgtaewnsfwdpea varvweanieidlitlestnqvpltidireqwakerkyigidflgqcyaivpplyylwdv ltaafvgkadlakvqtinsivhtygpsqgrtvetddgrpvhvvydvnhdrffdyitrlak kv
>2c40B (B:) mkkvyfnhdggvddlvslflllqmdnveltgvsvipadcylepamsasrkiidrfgknti evaasnsrgknpfpkdwrmhafyvdalpilnesgkvvthvaakpahhhlietllqteekt tllftgpltdlaralyeapiienkikrlvwmggtfrtagnvhepehdgtaewnsfwdpea varvweanieidlitlestnqvpltidireqwakerkyigidflgqcyaivpplvhfakn styylwdvltaafvgkadlakvqtinsivhtygpsqgrtvetddgrpvhvvydvnhdrff dyitrlakkvst
>2c40B (B:) mkkvyfnhdggvddlvslflllqmdnveltgvsvipadcylepamsasrkiidrfgknti evaasnsrgknpfpkdwrmhafyvdalpilnesgkvvthvaakpahhhlietllqteekt tllftgpltdlaralyeapiienkikrlvwmggtfrtagnvhepehdgtaewnsfwdpea varvweanieidlitlestnqvpltidireqwakerkyigidflgqcyaivppylwdvlt aafvgkadlakvqtinsivhtygpsqgrtvetddgrpvhvvydvnhdrffdyitrlakkv