Chains and heterogens:
PDB Chain Sequences:
>1vfuA (A:) mlleaifheakgsyaypisetqlrvrlrakkgdvvrcevlyadryaspeeelahalagka gsderfdyfeallecstkrvkyvflltgpqgeavyfgetgfsaerskagvfqyayihrse vfttpewakeaviyqifperfangdpsndppgteqwakdarprhdsfyggdlkgvidrlp yleelgvtalyftpifaspshhkydtadylaidpqfgdlptfrrlvdeahrrgikiilda vfnhagdqffafrdvlqkgeqsrykdwffiedfpvsktsrtnyetfavqvpampklrten pevkeylfdvarfwmeqgidgwrlnvanevdhafwrefrrlvkslnpdalivgeiwhdas gwlmgdqfdsvmnylfresvirffatgeihaerfdaeltrarmlypeqaaqglwnlldsh nterfltscggneakfrlavlfqmtylgtpliyygdeigmagatdpdcrrpmiweekeqn rglfefykelirlrhrlasltrgnvrswhadkqanlyafvrtvqdqhvgvvlnnrgekqt vllqvpesggktwldcltgeevhgkqgqlkltlrpyqgmilwngr
>1vfuB (B:) mlleaifheakgsyaypisetqlrvrlrakkgdvvrcevlyadryaspeeelahalagka gsderfdyfeallecstkrvkyvflltgpqgeavyfgetgfsaerskagvfqyayihrse vfttpewakeaviyqifperfangdpsndppgteqwakdarprhdsfyggdlkgvidrlp yleelgvtalyftpifaspshhkydtadylaidpqfgdlptfrrlvdeahrrgikiilda vfnhagdqffafrdvlqkgeqsrykdwffiedfpvsktsrtnyetfavqvpampklrten pevkeylfdvarfwmeqgidgwrlnvanevdhafwrefrrlvkslnpdalivgeiwhdas gwlmgdqfdsvmnylfresvirffatgeihaerfdaeltrarmlypeqaaqglwnlldsh nterfltscggneakfrlavlfqmtylgtpliyygdeigmagatdpdcrrpmiweekeqn rglfefykelirlrhrlasltrgnvrswhadkqanlyafvrtvqdqhvgvvlnnrgekqt vllqvpesggktwldcltgeevhgkqgqlkltlrpyqgmilwngr