>4utoB (B:) observed residues (from ATOM records) klkvvatnsiiaditkniagdkidlhsivpigqdpheyeplpedvkktseadlifyngin letggnawftklvenakktenkdyfavsdgvdviylegqnekgkedphawlnlengiifa kniakqlsakdpnnkefyeknlkeytdkldkldkeskdkfnkipaekklivtsegafkyf skaygvpsayiweinteeegtpeqiktlveklrqtkvpslfvessvddrpmktvsqdtni piyaqiftnsiaeqgkegdsyysmmkynldkiaeglak