Chains and heterogens:
PDB Chain Sequences:
>1vfhA (A:) mnetptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaaw lgtatpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraa grtariqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsi rlqldafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgt paqlglrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgr gpvlvagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtia yeivtriggrvprvylgglehhhhhh
>1vfhA (A:) etptrvyaeidldavranvralraraprsalmavvksnayghgavpcaraaqeagaawlg tatpeealelraagiqgrimcwlwtpggpwreaietdidvsvsgmwaldevraaaraagr tariqlkadtglgrngcqpadwaelvgaavaaqaegtvqvtgvwshfacadepghpsirl qldafrdmlayaekegvdpevrhianspatltlpethfdlvrtglavygvspspelgtpa qlglrpamtlraslalvktvpaghgvsyghhyvtesethlalvpagyadgiprnasgrgp vlvagkirraagriamdqfvvdlgedlaeagdeavilgdaergeptaedwaqaahtiaye ivtriggrvprvylgglehhhh