>1rztI (I:) observed residues (from ATOM records) tnhnlhiteklevlakaysvqgdkwralgyakainalksfhkpvtsyqeacsipgigkrm aekiieilesghlrkldhisesvpvlelfsniwgagtktaqmwyqqgfrsledirsqasl ttqqaiglkhysdflermpreeateieqtvqkaaqafnsgllcvacgsyrrgkatcgdvd vlithpdgrshrgifsrlldslrqegfltddlvsqeengqqqkylgvcrlpgpgrrhrrl diivvpysefacallyftgsahfnrsmralaktkgmslsehalstavvrnthgckvgpgr vlptptekdvfrllglpyrepaerdw