Chains and heterogens:
PDB Chain Sequences:
>1v53A (A:) mkmklavlpgdgigpevmdaairvlktvldndgheavfenaliggaaideagtplpeetl dicrrsdaillgavggpkwdhnpaslrpekgllglrkemglfanlrpvkayatllnaspl krervenvdlvivreltgglyfgrpserrgpgenevvdtlaytreeieriiekafqlaqi rrkklasvdkanvlessrmwreiaeetakkypdvelshmlvdstsmqlianpgqfdvivt enmfgdilsdeasvitgslgmlpsaslrsdrfgmyepvhgsapdiagqgkanplgtvlsa almlrysfglekeaaaiekavddvlqdgyctgdlqvangkvvstieltdrlieklnnsaa gprifq
>1v53A (A:) mkmklavlpgdgigpevmdaairvlktvldndgheavfenaliggaaideagtplpeetl dicrrsdaillgavggpkwdhnpaslrpekgllglrkemglfanlrpvkayatllnaspl krervenvdlvivreltgglyfgrpserrgpgenevvdtlaytreeieriiekafqlaqi rrkklasvdkanvlessrmwreiaeetakkypdvelshmlvdstsmqlianpgqfdvivt enmfgdilsdeasvitgslgmlpsaslrsdrfgmyepvhgsapdiagqgkanplgtvlsa almlrysfglekeaaaiekavddvlqdgyctgdlqvangkvvstieltdrliekln
>1v53B (B:) mkmklavlpgdgigpevmdaairvlktvldndgheavfenaliggaaideagtplpeetl dicrrsdaillgavggpkwdhnpaslrpekgllglrkemglfanlrpvkayatllnaspl krervenvdlvivreltgglyfgrpserrgpgenevvdtlaytreeieriiekafqlaqi rrkklasvdkanvlessrmwreiaeetakkypdvelshmlvdstsmqlianpgqfdvivt enmfgdilsdeasvitgslgmlpsaslrsdrfgmyepvhgsapdiagqgkanplgtvlsa almlrysfglekeaaaiekavddvlqdgyctgdlqvangkvvstieltdrlieklnnsaa gprifq
>1v53B (B:) mkmklavlpgdgigpevmdaairvlktvldndgheavfenaliggaaideagtplpeetl dicrrsdaillgavggpkwdhnpaslrpekgllglrkemglfanlrpvkayatllnaspl krervenvdlvivreltgglyfgrpserrgpgenevvdtlaytreeieriiekafqlaqi rrkklasvdkanvlessrmwreiaeetakkypdvelshmlvdstsmqlianpgqfdvivt enmfgdilsdeasvitgslgmlpsaslrsdrfgmyepvhgsapdiagqgkanplgtvlsa almlrysfglekeaaaiekavddvlqdgyctgdlqvangkvvstieltdrliekln