Chains and heterogens:
PDB Chain Sequences:
>4e31A (A:) ghmshladvspptacrvcgggvqefldlgrqplsdrfrkpdelddeftyrlavgrcdsce mvqlteevprdlmfhevfpyhssgssvmrehfamlardflateltgpdpfiveigcndgi mlrtiqeagvrhlgfepssgvaakarekgirvrtdffekataddvrrtegpanviyaant lchipyvqsvlegvdallapdgvfvfedpylgdivaktsfdqiydehfflfsatsvqgma qrcgfelvdvqrlpvhggevrytlarqgsrtpsaavaqllaaereqelsdmatlrafagn vvkirdeltallhrlraegrsvvgygataksatvtnfcgigpdlvhsvydttpdkqnrlt pgahipvrpasafsdpypdyallfawnhaeeimakeqefhqaggrwilyvpevhir
>4e31A (A:) tacrvcgggvqefldlgrqplsdrfrkpdelddeftyrlavgrcdscemvqlteevprdl mfhevfpyhssgssvmrehfamlardflateltgpdpfiveigcndgimlrtiqeagvrh lgfepssgvaakarekgirvrtdffekataddvrrtegpanviyaantlchipyvqsvle gvdallapdgvfvfedpylgdivaktsfdqiydehfflfsatsvqgmaqrcgfelvdvqr lpvhggevrytlarqgsrtpsaavaqllaaereqelsdmatlrafagnvvkirdeltall hrlraegrsvvgygataksatvtnfcgigpdlvhsvydttpdkqnrltpgahipvrpasa fsdpypdyallfawnhaeeimakeqefhqaggrwilyvpevhir