ID   A0A3B3YU76_9TELE        Unreviewed;       141 AA.
AC   A0A3B3YU76;
DT   05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT   05-DEC-2018, sequence version 1.
DT   24-JAN-2024, entry version 20.
DE   RecName: Full=Cystatin domain-containing protein {ECO:0000259|SMART:SM00043};
OS   Poecilia mexicana.
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC   Ovalentaria; Atherinomorphae; Cyprinodontiformes; Poeciliidae; Poeciliinae;
OC   Poecilia.
OX   NCBI_TaxID=48701 {ECO:0000313|Ensembl:ENSPMEP00000030932.1, ECO:0000313|Proteomes:UP000261480};
RN   [1] {ECO:0000313|Ensembl:ENSPMEP00000030932.1}
RP   IDENTIFICATION.
RG   Ensembl;
RL   Submitted (SEP-2023) to UniProtKB.
CC   -!- SIMILARITY: Belongs to the cystatin family.
CC       {ECO:0000256|ARBA:ARBA00009403}.
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DR   AlphaFoldDB; A0A3B3YU76; -.
DR   STRING; 48701.ENSPMEP00000030932; -.
DR   Ensembl; ENSPMET00000023451.1; ENSPMEP00000030932.1; ENSPMEG00000017730.1.
DR   Proteomes; UP000261480; Unplaced.
DR   GO; GO:0004869; F:cysteine-type endopeptidase inhibitor activity; IEA:InterPro.
DR   CDD; cd00042; CY; 1.
DR   Gene3D; 3.10.450.10; -; 1.
DR   InterPro; IPR000010; Cystatin_dom.
DR   InterPro; IPR046350; Cystatin_sf.
DR   PANTHER; PTHR46186; CYSTATIN; 1.
DR   PANTHER; PTHR46186:SF13; SI:BUSM1-57F23.1; 1.
DR   Pfam; PF00031; Cystatin; 1.
DR   SMART; SM00043; CY; 1.
DR   SUPFAM; SSF54403; Cystatin/monellin; 1.
PE   3: Inferred from homology;
KW   Signal {ECO:0000256|SAM:SignalP}.
FT   SIGNAL          1..19
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT   CHAIN           20..141
FT                   /note="Cystatin domain-containing protein"
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT                   /id="PRO_5018726304"
FT   DOMAIN          33..138
FT                   /note="Cystatin"
FT                   /evidence="ECO:0000259|SMART:SM00043"
SQ   SEQUENCE   141 AA;  15915 MW;  17DBFB5C3526054A CRC64;
     MSLPLSFLIC LSVFHLCLGT GPVEELIKVK KVHLLGGWSD RQPESEEVQK AAQYAVEMYN
     KESQDKELFK LVSVHSAKSQ VTNMINFKID AILGRTKCLK TQNIDIKSCD LDKEQVKCQF
     VVTLNPHNDK HEDQVIINSA S
//