Chains and heterogens:
PDB Chain Sequences:
>2vchA (A:) meesktphvaiipspgmghliplvefakrlvhlhgltvtfviagegppskaqrtvldslp ssissvflppvdltdlssstriesrisltvtrsnpelrkvfdsfveggrlptalvvdlfg tdafdvavefhvppyifypttanvlsfflhlpkldetvscefrelteplmlpgcvpvagk dfldpaqdrkddaykwllhntkrykeaegilvntffelepnaikalqepgldkppvypvg plvnigkqeakqteeseclkwldnqplgsvlyvsfgsggtltceqlnelalgladseqrf lwvirspsgianssyfdshsqtdpltflppgflertkkrgfvipfwapqaqvlahpstgg flthcgwnstlesvvsgipliawplyaeqkmnavllsediraalrpragddglvrreeva rvvkglmegeegkgvrnkmkelkeaacrvlkddgtstkalslvalkwkahkkeleqngnh
>2vchA (A:) tphvaiipspgmghliplvefakrlvhlhgltvtfviagegppsaqrtvldslpssissv flppvdltdlssstriesrisltvtrsnpelrkvfdsfveggrlptalvvdlfgtdafdv avefhvppyifypttanvlsfflhlpkldetvscefrelteplmlpgcvpvagkdfldpa qdrkddaykwllhntkrykeaegilvntffelepnaikalqepgldkppvypvgplvnig kqeaseclkwldnqplgsvlyvsfgsggtltceqlnelalgladseqrflwvirspsgia nssyfdsqtdpltflppgflertkkrgfvipfwapqaqvlahpstggflthcgwnstles vvsgipliawplyaeqkmnavllsediraalrpragddglvrreevarvvkglmegeegk gvrnkmkelkeaacrvlkddgtstkalslvalkwkahkkeleq