>3t4xB (B:) SEQRES residues snamhmqlkgktalvtgstagigkaiatslvaeganvlingrreenvnetikeiraqypd ailqpvvadlgteqgcqdviekypkvdilinnlgifepveyfdipdedwfklfevnimsg vrltrsylkkmierkegrvifiaseaaimpsqemahysatktmqlslsrslaelttgtnv tvntimpgstltegvetmlnslypneqltieeaekrfmkenrptsiiqrlirpeeiahlv tflssplssaingsalridgglvrsvf