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<entry dataset="TrEMBL" created="2002-06-01" modified="2026-09-02" version="95" xmlns="http://uniprot.org/uniprot">
  <accession>Q8T9V5</accession>
  <name>Q8T9V5_AEDAE</name>
  <protein>
    <recommendedName>
      <fullName evidence="6">1,4-beta-N-acetylmuramidase C</fullName>
      <ecNumber evidence="6">3.2.1.17</ecNumber>
    </recommendedName>
    <alternativeName>
      <fullName evidence="6">lysozyme C</fullName>
    </alternativeName>
  </protein>
  <organism evidence="10">
    <name type="scientific">Aedes aegypti</name>
    <name type="common">Yellowfever mosquito</name>
    <name type="synonym">Culex aegypti</name>
    <dbReference type="NCBI Taxonomy" id="7159"/>
    <lineage>
      <taxon>Eukaryota</taxon>
      <taxon>Metazoa</taxon>
      <taxon>Ecdysozoa</taxon>
      <taxon>Arthropoda</taxon>
      <taxon>Altocrustacea</taxon>
      <taxon>Allotriocarida</taxon>
      <taxon>Hexapoda</taxon>
      <taxon>Insecta</taxon>
      <taxon>Pterygota</taxon>
      <taxon>Neoptera</taxon>
      <taxon>Eumetabola</taxon>
      <taxon>Endopterygota</taxon>
      <taxon>Aparaglossata</taxon>
      <taxon>Panorpida</taxon>
      <taxon>Diptera</taxon>
      <taxon>Nematocera</taxon>
      <taxon>Culicoidea</taxon>
      <taxon>Culicidae</taxon>
      <taxon>Culicinae</taxon>
      <taxon>Aedini</taxon>
      <taxon>Aedes</taxon>
      <taxon>Stegomyia</taxon>
    </lineage>
  </organism>
  <reference evidence="10" key="1">
    <citation type="journal article" date="2002" name="Insect Biochem. Mol. Biol." volume="32" first="1101" last="1122">
      <title>Toward a description of the sialome of the adult female mosquito Aedes aegypti.</title>
      <authorList>
        <person name="Valenzuela J.G."/>
        <person name="Pham V.M."/>
        <person name="Garfield M.K."/>
        <person name="Francischetti I.M."/>
        <person name="Ribeiro J.M."/>
      </authorList>
      <dbReference type="PubMed" id="12213246"/>
      <dbReference type="DOI" id="10.1016/S0965-1748(02)00047-4"/>
    </citation>
    <scope>NUCLEOTIDE SEQUENCE</scope>
    <source>
      <strain evidence="10">Black eye</strain>
      <tissue evidence="10">Salivary gland</tissue>
    </source>
  </reference>
  <comment type="function">
    <text evidence="6">Lysozymes have primarily a bacteriolytic function; those in tissues and body fluids are associated with the monocyte-macrophage system and enhance the activity of immunoagents.</text>
  </comment>
  <comment type="catalytic activity">
    <reaction evidence="1 6">
      <text>Hydrolysis of (1-&gt;4)-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in a peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrins.</text>
      <dbReference type="EC" id="3.2.1.17"/>
    </reaction>
  </comment>
  <comment type="similarity">
    <text evidence="2 6 7">Belongs to the glycosyl hydrolase 22 family.</text>
  </comment>
  <comment type="caution">
    <text evidence="6">Lacks conserved residue(s) required for the propagation of feature annotation.</text>
  </comment>
  <dbReference type="EC" id="3.2.1.17" evidence="6"/>
  <dbReference type="EMBL" id="AF466591">
    <property type="protein sequence ID" value="AAL76014.1"/>
    <property type="molecule type" value="mRNA"/>
  </dbReference>
  <dbReference type="AlphaFoldDB" id="Q8T9V5"/>
  <dbReference type="VEuPathDB" id="VectorBase:AAEL003712"/>
  <dbReference type="HOGENOM" id="CLU_111620_0_1_1"/>
  <dbReference type="GO" id="GO:0003796">
    <property type="term" value="F:lysozyme activity"/>
    <property type="evidence" value="ECO:0000501"/>
    <property type="project" value="UniProtKB-EC"/>
  </dbReference>
  <dbReference type="CDD" id="cd16899">
    <property type="entry name" value="LYZ_C_invert"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="FunFam" id="1.10.530.10:FF:000001">
    <property type="entry name" value="Lysozyme C"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="Gene3D" id="1.10.530.10">
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="InterPro" id="IPR001916">
    <property type="entry name" value="Glyco_hydro_22"/>
  </dbReference>
  <dbReference type="InterPro" id="IPR019799">
    <property type="entry name" value="Glyco_hydro_22_CS"/>
  </dbReference>
  <dbReference type="InterPro" id="IPR000974">
    <property type="entry name" value="Glyco_hydro_22_lys"/>
  </dbReference>
  <dbReference type="InterPro" id="IPR023346">
    <property type="entry name" value="Lysozyme-like_dom_sf"/>
  </dbReference>
  <dbReference type="PANTHER" id="PTHR11407">
    <property type="entry name" value="LYSOZYME C"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="PANTHER" id="PTHR11407:SF63">
    <property type="entry name" value="LYSOZYME C"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="Pfam" id="PF00062">
    <property type="entry name" value="Lys"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="PRINTS" id="PR00137">
    <property type="entry name" value="LYSOZYME"/>
  </dbReference>
  <dbReference type="PRINTS" id="PR00135">
    <property type="entry name" value="LYZLACT"/>
  </dbReference>
  <dbReference type="SMART" id="SM00263">
    <property type="entry name" value="LYZ1"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="SUPFAM" id="SSF53955">
    <property type="entry name" value="Lysozyme-like"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="PROSITE" id="PS00128">
    <property type="entry name" value="GLYCOSYL_HYDROL_F22_1"/>
    <property type="match status" value="1"/>
  </dbReference>
  <dbReference type="PROSITE" id="PS51348">
    <property type="entry name" value="GLYCOSYL_HYDROL_F22_2"/>
    <property type="match status" value="1"/>
  </dbReference>
  <proteinExistence type="evidence at transcript level"/>
  <keyword evidence="6" id="KW-0929">Antimicrobial</keyword>
  <keyword evidence="3 6" id="KW-0081">Bacteriolytic enzyme</keyword>
  <keyword evidence="4 6" id="KW-1015">Disulfide bond</keyword>
  <keyword evidence="5 6" id="KW-0326">Glycosidase</keyword>
  <keyword evidence="6" id="KW-0378">Hydrolase</keyword>
  <keyword evidence="8" id="KW-0732">Signal</keyword>
  <feature type="signal peptide" evidence="8">
    <location>
      <begin position="1"/>
      <end position="22"/>
    </location>
  </feature>
  <feature type="chain" id="PRO_5004313936" description="1,4-beta-N-acetylmuramidase C" evidence="8">
    <location>
      <begin position="23"/>
      <end position="144"/>
    </location>
  </feature>
  <feature type="domain" description="Glycosyl hydrolases family 22 (GH22)" evidence="9">
    <location>
      <begin position="95"/>
      <end position="113"/>
    </location>
  </feature>
  <feature type="active site" evidence="6">
    <location>
      <position position="55"/>
    </location>
  </feature>
  <feature type="active site" evidence="6">
    <location>
      <position position="72"/>
    </location>
  </feature>
  <feature type="disulfide bond" evidence="6">
    <location>
      <begin position="95"/>
      <end position="113"/>
    </location>
  </feature>
  <evidence type="ECO:0000256" key="1">
    <source>
      <dbReference type="ARBA" id="ARBA00000632"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="2">
    <source>
      <dbReference type="ARBA" id="ARBA00010859"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="3">
    <source>
      <dbReference type="ARBA" id="ARBA00022638"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="4">
    <source>
      <dbReference type="ARBA" id="ARBA00023157"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="5">
    <source>
      <dbReference type="ARBA" id="ARBA00023295"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="6">
    <source>
      <dbReference type="PROSITE-ProRule" id="PRU00680"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="7">
    <source>
      <dbReference type="RuleBase" id="RU004440"/>
    </source>
  </evidence>
  <evidence type="ECO:0000256" key="8">
    <source>
      <dbReference type="SAM" id="SignalP"/>
    </source>
  </evidence>
  <evidence type="ECO:0000259" key="9">
    <source>
      <dbReference type="PROSITE" id="PS00128"/>
    </source>
  </evidence>
  <evidence type="ECO:0000313" key="10">
    <source>
      <dbReference type="EMBL" id="AAL76014.1"/>
    </source>
  </evidence>
  <sequence length="144" mass="15918" checksum="7E178774DE03A32C" modified="2002-06-01" version="1">MKQIAIIVTIAIACGLFGFGETKTFSECELAKLLHRTYNFDKNKVNNFVCLAQAESSLTTSKTHKNSNGSTDYGLFQINNKYWCSSAGFASGNDCKVSCADLMTNDITKAVNCANKVFARHGYNAWYGWKSKCSKGVKDLSYCM</sequence>
</entry>
<copyright>
Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms Distributed under the Creative Commons Attribution (CC BY 4.0) License
</copyright>
</uniprot>