Chains and heterogens:
PDB Chain Sequences:
>1f1rA (A:) mtnfvptpsvpapdivrcaymeivvtdlaksrefyvdvlglhvteedentiylrsleefi hhnlvlrqgpiaavaafayrvkspaevdaaeayykelgcrterrkegftkgigdsvrved plgfpyeffyetehverltqrydlysagelvrldhfnqvtpdvprgrayledlgfrvsed ikdsdgvtyaawmhrkqtvhdtaltggngprmhhvafathekhniiqicdkmgalrisdr iergpgrhgvsnafylyildpdghrieiytqdyytgdpdnptitwdvhdnqrrdwwgnpv vpswyteaslvldldgnpqpviv
>1f1rA (A:) nfvptpsvpapdivrcaymeivvtdlaksrefyvdvlglhvteedentiylrsleefihh nlvlrqgpiaavaafayrvkspaevdaaeayykelgcrterrkegftkgigdsvrvedpl gfpyeffyetehverltqrydlysagelvrldhfnqvtpdvprgrayledlgfrvsedik dsdgvtyaawmhrkqtvhdtaltggngprmhhvafathekhniiqicdkmgalrisdrie rgpgrhgvsnafylyildpdghrieiytqdyytgdpdnptitwdvhdnqrrdwwgnpvvp swyteaslvldldgnpqpviv
>1f1rB (B:) mtnfvptpsvpapdivrcaymeivvtdlaksrefyvdvlglhvteedentiylrsleefi hhnlvlrqgpiaavaafayrvkspaevdaaeayykelgcrterrkegftkgigdsvrved plgfpyeffyetehverltqrydlysagelvrldhfnqvtpdvprgrayledlgfrvsed ikdsdgvtyaawmhrkqtvhdtaltggngprmhhvafathekhniiqicdkmgalrisdr iergpgrhgvsnafylyildpdghrieiytqdyytgdpdnptitwdvhdnqrrdwwgnpv vpswyteaslvldldgnpqpviv
>1f1rB (B:) nfvptpsvpapdivrcaymeivvtdlaksrefyvdvlglhvteedentiylrsleefihh nlvlrqgpiaavaafayrvkspaevdaaeayykelgcrterrkegftkgigdsvrvedpl gfpyeffyetehverltqrydlysagelvrldhfnqvtpdvprgrayledlgfrvsedik dsdgvtyaawmhrkqtvhdtaltggngprmhhvafathekhniiqicdkmgalrisdrie rgpgrhgvsnafylyildpdghrieiytqdyytgdpdnptitwdvhdnqrrdwwgnpvvp swyteaslvldldgnpqpviv