Chains and heterogens:
PDB Chain Sequences:
>1vftA (A:) mnetptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaaw lgtatpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraa grtariqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsi rlqldafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgt paqlglrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgr gpvlvagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtia yeivtriggrvprvylgglehhhhhh
>1vftA (A:) tptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaawlgt atpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraagrt ariqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsirlq ldafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgtpaq lglrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgrgpv lvagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtiayei vtriggrvprvylgglehhhhh
>1vftB (B:) mnetptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaaw lgtatpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraa grtariqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsi rlqldafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgt paqlglrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgr gpvlvagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtia yeivtriggrvprvylgglehhhhhh
>1vftB (B:) ptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaawlgta tpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraagrta riqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsirlql dafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgtpaql glrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgrgpvl vagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtiayeiv triggrvprvylgglehhhh