>1xnqB (B:) observed residues (from ATOM records) vkelleagvhfgherkrwnpkfaryiyaerngihiidlqktmeelertfrfiedlamrgg tilfvgtkkqaqdivrmeaeragmpyvnqrwlggmltnfktisqrvhrleelealfaspe ieerpkkeqvrlkhelerlqkylsgfrllkrlpdaifvvdptkeaiavrearklfipvia ladtdsdpdlvdyiipgnddairsiqlilsravdliiqarggvvepspsyalvq