>1itbA (A:) SEQRES residues apvrslnctlrdsqqkslvmsgpyelkalhlqgqdmeqqvvfsmsfvqgeesndkipval glkeknlylscvlkddkptlqlesvdpknypkkkmekrfvfnkieinnklefesaqfpnw yistsqaenmpvflggtkggqditdftmqfvss