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