A superfamily of Trypanosoma cruzi surface antigens.
Several genes o f Trypanosoma cruzi encode surface antigens that include an amino acid motif that is conserved among bacterial neurominidases. Oscar Campetella, Daniel Sdnchez, Juan Jose Cazzulo and Alberto Carlos Frasch here suggest grouping these gene families in a superfamily.
Instituto de Investigaciones Bioquímicas 'Luis F. Leloir', Fundación Campomar, CONICET Facultad de Ciencios Exactas y Naturales, Universidad de Buenos Aires, Antonio Machado 151, 1405 Buenos Aires, Argentina.
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