Chains and heterogens:
PDB Chain Sequences:
>2asi_ (-) gsvdtpgyydfdleeyaipvsigtpgqdflllfdtgssdtwvphkgctksegcvgsrffd psasstfkatnynlnitygtganglyfedsiaigditvtkqilayvdnvrgptaeqspna difldglfgaaypdntameaeygstyntvhvnlykqglissplfsvymntnsgtgevvfg gvnntllggdiaytdvmsryggyyfwdapvtgitvdgsaavrfsrpqaftidtgtnffim pssaaskivkaalpdatetqqgwvvpcasyqnskstisivmqksgsssdtieisvpvskm llpvdqsnetcmfiilpdggnqyivgnlflrffvnvydfgnnrigfaplasayene