Chains and heterogens:
PDB Chain Sequences:
>4prvA (A:) mhhhhhhsnsydsssikvlkgldavrkrpgmyigdtddgtglhhmvfevvdnaidealag hckeiivtihadnsvsvqddgrgiptgihpeegvsaaevimtvlhaggkfddnsykvsgg lhgvgvsvvnalsqklelviqregkihrqiyehgvpqaplavtgetektgtmvrfwpsle tftnvtefeyeilakrlrelsflnsgvsirlrdkrdgkedhfhyeggikafveylnknkt pihpnifyfstekdgigvevalqwndgfqeniycftnnipqrdggthlagfraamtrtln aymdkegyskkakvsatgddaregliavvsvkvpdpkfssqtkdklvssevksaveqqmn ellaeyllenptdakivvgkiidaarareaarraremt
>4prvA (A:) ydsssikvlkgldavrkrpgmyigdtddgtglhhmvfevvdnaidealaghckeiivtih adnsvsvqddgrgiptgihpeegvsaaevimtvlhaggkfddnsykvsgglhgvgvsvvn alsqklelviqregkihrqiyehgvpqaplavtgetektgtmvrfwpsletftnvtefey eilakrlrelsflnsgvsirlrdkrdgkedhfhyeggikafveylnknktpihpnifyfs tekdgigvevalqwndgfqeniycftnnipqrdggthlagfraamtrtlnaymdkegyre gliavvsvkvpdpkfssqtkdklvssevksaveqqmnellaeyllenptdakivvgkiid aarareaar