>1vb2A (A:) observed residues (from ATOM records) gitvlthselsaeigvtdsivvsselvmpytvgtwlrgvaanwskyswlsvrytyipscp sstagsihmgfqynmantvpvsvnqlsnlrgyvsgqvwsgsaglcfingtrcsdtstais ttldvsklgkkwypyktsadyatavgvdvniatplvparlvialldgssstavaagriyc tytiqmieptasa