>4s2gA (A:) SEQRES residues etiqpgtgynngyfysywndghggvtytngpggqfsvnwsnsgnfvggkgwqpgtknkvi nfsgsynpngnsylsvygwsrnplieyyivenfgtynpstgatklgevtsdgsvydiyrt qrvnqpsiigtatfyqywsvrrnhrssgsvntanhfnawaqqgltlgtmdyqivavegyf ssgsasitvs