>1a3sA (A:) SEQRES residues gsmsgialsrlaqerkawrkdhpfgfvavptknpdgtmnlmnwecaipgkkgtpwegglf klrmlfkddypssppkckfepplfhpnvypsgtvclsileedkdwrpaitikqillgiqe llnepniqdpaqaeaytiycqnrveyekrvraqakkfaps