Chains and heterogens:
PDB Chain Sequences:
>1f3jA (A:) ieadhvgfygttvyqspgdigqythefdgdelfyvdldkkktvwrlpefgqlilfepqgg lqniaaekhnlgiltkrsnftpatneapqatvfpkspvllgqpntlicfvdnifppvini twlrnsksvtdgvyetsflvnrdhsfhklsyltfipsdddiydckvehwgleepvlkhwe pe
>1f3jB (B:) erhfvhqfkgecyftngtqrirlvtryiynreeylrfdsdvgeyravtelgrhsaeyynk qylertraeldtacrhnyeetevptslrrleqpnvaislsrtealnhhntlvcsvtdfyp akikvrwfrngqeetvgvsstqlirngdwtfqvlvmlemtphqgevytchvehpslkspi tvewraq
>1f3jD (D:) ieadhvgfygttvyqspgdigqythefdgdelfyvdldkkktvwrlpefgqlilfepqgg lqniaaekhnlgiltkrsnftpatneapqatvfpkspvllgqpntlicfvdnifppvini twlrnsksvtdgvyetsflvnrdhsfhklsyltfipsdddiydckvehwgleepvlkhwe pe
>1f3jE (E:) erhfvhqfkgecyftngtqrirlvtryiynreeylrfdsdvgeyravtelgrhsaeyynk qylertraeldtacrhnyeetevptslrrleqpnvaislsrtealnhhntlvcsvtdfyp akikvrwfrngqeetvgvsstqlirngdwtfqvlvmlemtphqgevytchvehpslkspi tvewraq