Chains and heterogens:
PDB Chain Sequences:
>2vitA (A:) qavvtqesalttspgetvtltcrsstgavttsnyanwvqekpdhlftgliggtnnrapgv parfsgsligdkaaltitgaqtedeaiyfcalwysnhwvfgggtkltvlgqpksspsvtl fppsseeletnkatlvctitdfypgvvtvdwkvdgtpvtqgmettqpskqsnnkymassy ltltarawerhssyscqvtheghtveksls
>2vitB (B:) qvqlkesgpglvapsqslsitctvsgfllisngvhwvrqppgkglewlgviwaggntnyn salmsrvsiskdnsksqvflkmkslqtddtamyycardfydydvfyyamdywgqgtsvtv ssakttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlq sdlytlsssvtvpsstwpsetvtcnvahpasstkvdkkivp
>2vitC (C:) titddqievtnatelvqssstgkicnnphrildgidctlidallgdphcdvfqdetwdlf verskafsncypydvpdyaslrslvassgtlefitegftwtgvtqnggsnackrgpgsgf fsrlnwliksgstypvldvtmpnndnfdklyiwgihhpstnqeqtslyvqasgrvtvstr rsqqtiipnigsrpwvrglssrisiywtivkpgdvlvinsngnliaprgyfkmrtgkssi mrsdapidtcisecitpdgsipndkpfqnvnkitygacpkyv
>2vitC (C:) vqssstgkicnnphrildgidctlidallgdphcdvfqdetwdlfverskafsncypydv pdyaslrslvassgtlefitegftwtgvtqnggsnackrgpgsgffsrlnwliksgstyp vldvtmpnndnfdklyiwgihhpstnqeqtslyvqasgrvtvstrrsqqtiipnigsrpw vrglssrisiywtivkpgdvlvinsngnliaprgyfkmrtgkssimrsdapidtciseci tpdgsipndkpfqnvnkitygacpkyv