Taña Dalglish May 6, 2022:

@ terransicili shorturl.at/asS03 If you had Googled the phrase, there are quite a few hits that you could find:

CV. Documento de trabajo sobre las mutaciones en pico del https://academianacionaldemedicina.org/publicaciones/covid-1...
12 Nov 2020 — Es una ***sustitución conservadora de aminoácidos*** en el dominio de unión al receptor que contacta directamente con el receptor ACE2 del huésped ...


Untitled - Superintendencia de Industria y Comercio http://visordocs.sic.gov.co/documentos/DocsPI/12/01/13/11_00...
13 Jan 2012 — por tener una **sustitución conservadora de aminoácidos**, o difiere de SEQ ID NO:15, por tener una sustitución de aminoácido de línea germinal, ...

terransicili (asker) May 6, 2022:

os dejo más contexto: Conservative amino acid substitution: A "conservative amino acid substitution" is one in which the amino acid residue is replaced with an amino acid residue having a similar side chain.

Neil Ashby May 6, 2022:

It could mean anything without context.
Please read the posting rules/recommendations and give at least a change to those trying to help you.