Chains and heterogens:
PDB Chain Sequences:
>3hcdA (A:) msgadrspnagaapdsapgqaavasayqrfepraylrnnyapprgdlcnpngvgpwklrc laqtfatgevsgrtlidigsgptvyqllsacshfeditmtdflevnrqelgrwlqeepga fnwsmysqhacliegkgecwqdkerqlrarvkrvlpidvhqpqplgagspaplpadalvs afcleavspdlasfqraldhittllrpgghllligaleeswylagearltvvpvseeevr ealvrsgykvrdlrtyimpahlqtgvddvkgvffawaqkvglehhhhhh
>3hcdA (A:) asayqrfepraylrnnyapprgdlcnpngvgpwklrclaqtfatgevsgrtlidigsgpt vyqllsacshfeditmtdflevnrqelgrwlqeepgafnwsmysqhacliegkgecwqdk erqlrarvkrvlpidvhqpqplgagspaplpadalvsafcleavspdlasfqraldhitt llrpgghllligaleeswylagearltvvpvseeevrealvrsgykvrdlrtyimpahlq tgvddvkgvffawaqkv
>3hcdB (B:) msgadrspnagaapdsapgqaavasayqrfepraylrnnyapprgdlcnpngvgpwklrc laqtfatgevsgrtlidigsgptvyqllsacshfeditmtdflevnrqelgrwlqeepga fnwsmysqhacliegkgecwqdkerqlrarvkrvlpidvhqpqplgagspaplpadalvs afcleavspdlasfqraldhittllrpgghllligaleeswylagearltvvpvseeevr ealvrsgykvrdlrtyimpahlqtgvddvkgvffawaqkvglehhhhhh
>3hcdB (B:) pdsapgqaavasayqrfepraylrnnyapprgdlcnpngvgpwklrclaqtfatgevsgr tlidigsgptvyqllsacshfeditmtdflevnrqelgrwlqeepgafnwsmysqhacli egkgecwqdkerqlrarvkrvlpidvhqpqplgagspaplpadalvsafcleavspdlas fqraldhittllrpgghllligaleeswylagearltvvpvseeevrealvrsgykvrdl rtyimpahlqtgvddvkgvffawaqkvg