ID   TRYI_DROME              Reviewed;         252 AA.
AC   P52905; Q540Z6; Q9V5Y6;
DT   01-OCT-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1996, sequence version 1.
DT   24-JAN-2024, entry version 152.
DE   RecName: Full=Trypsin iota;
DE            EC=3.4.21.4;
DE   Flags: Precursor;
GN   Name=iotaTry; Synonyms=Tryiota; ORFNames=CG7754;
OS   Drosophila melanogaster (Fruit fly).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea;
OC   Drosophilidae; Drosophila; Sophophora.
OX   NCBI_TaxID=7227;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=Oregon-R;
RA   Gao L., Wang S., Hickey D.A.;
RL   Submitted (NOV-1995) to the EMBL/GenBank/DDBJ databases.
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Berkeley;
RX   PubMed=10731132; DOI=10.1126/science.287.5461.2185;
RA   Adams M.D., Celniker S.E., Holt R.A., Evans C.A., Gocayne J.D.,
RA   Amanatides P.G., Scherer S.E., Li P.W., Hoskins R.A., Galle R.F.,
RA   George R.A., Lewis S.E., Richards S., Ashburner M., Henderson S.N.,
RA   Sutton G.G., Wortman J.R., Yandell M.D., Zhang Q., Chen L.X., Brandon R.C.,
RA   Rogers Y.-H.C., Blazej R.G., Champe M., Pfeiffer B.D., Wan K.H., Doyle C.,
RA   Baxter E.G., Helt G., Nelson C.R., Miklos G.L.G., Abril J.F., Agbayani A.,
RA   An H.-J., Andrews-Pfannkoch C., Baldwin D., Ballew R.M., Basu A.,
RA   Baxendale J., Bayraktaroglu L., Beasley E.M., Beeson K.Y., Benos P.V.,
RA   Berman B.P., Bhandari D., Bolshakov S., Borkova D., Botchan M.R., Bouck J.,
RA   Brokstein P., Brottier P., Burtis K.C., Busam D.A., Butler H., Cadieu E.,
RA   Center A., Chandra I., Cherry J.M., Cawley S., Dahlke C., Davenport L.B.,
RA   Davies P., de Pablos B., Delcher A., Deng Z., Mays A.D., Dew I.,
RA   Dietz S.M., Dodson K., Doup L.E., Downes M., Dugan-Rocha S., Dunkov B.C.,
RA   Dunn P., Durbin K.J., Evangelista C.C., Ferraz C., Ferriera S.,
RA   Fleischmann W., Fosler C., Gabrielian A.E., Garg N.S., Gelbart W.M.,
RA   Glasser K., Glodek A., Gong F., Gorrell J.H., Gu Z., Guan P., Harris M.,
RA   Harris N.L., Harvey D.A., Heiman T.J., Hernandez J.R., Houck J., Hostin D.,
RA   Houston K.A., Howland T.J., Wei M.-H., Ibegwam C., Jalali M., Kalush F.,
RA   Karpen G.H., Ke Z., Kennison J.A., Ketchum K.A., Kimmel B.E., Kodira C.D.,
RA   Kraft C.L., Kravitz S., Kulp D., Lai Z., Lasko P., Lei Y., Levitsky A.A.,
RA   Li J.H., Li Z., Liang Y., Lin X., Liu X., Mattei B., McIntosh T.C.,
RA   McLeod M.P., McPherson D., Merkulov G., Milshina N.V., Mobarry C.,
RA   Morris J., Moshrefi A., Mount S.M., Moy M., Murphy B., Murphy L.,
RA   Muzny D.M., Nelson D.L., Nelson D.R., Nelson K.A., Nixon K., Nusskern D.R.,
RA   Pacleb J.M., Palazzolo M., Pittman G.S., Pan S., Pollard J., Puri V.,
RA   Reese M.G., Reinert K., Remington K., Saunders R.D.C., Scheeler F.,
RA   Shen H., Shue B.C., Siden-Kiamos I., Simpson M., Skupski M.P., Smith T.J.,
RA   Spier E., Spradling A.C., Stapleton M., Strong R., Sun E., Svirskas R.,
RA   Tector C., Turner R., Venter E., Wang A.H., Wang X., Wang Z.-Y.,
RA   Wassarman D.A., Weinstock G.M., Weissenbach J., Williams S.M., Woodage T.,
RA   Worley K.C., Wu D., Yang S., Yao Q.A., Ye J., Yeh R.-F., Zaveri J.S.,
RA   Zhan M., Zhang G., Zhao Q., Zheng L., Zheng X.H., Zhong F.N., Zhong W.,
RA   Zhou X., Zhu S.C., Zhu X., Smith H.O., Gibbs R.A., Myers E.W., Rubin G.M.,
RA   Venter J.C.;
RT   "The genome sequence of Drosophila melanogaster.";
RL   Science 287:2185-2195(2000).
RN   [3]
RP   GENOME REANNOTATION.
RC   STRAIN=Berkeley;
RX   PubMed=12537572; DOI=10.1186/gb-2002-3-12-research0083;
RA   Misra S., Crosby M.A., Mungall C.J., Matthews B.B., Campbell K.S.,
RA   Hradecky P., Huang Y., Kaminker J.S., Millburn G.H., Prochnik S.E.,
RA   Smith C.D., Tupy J.L., Whitfield E.J., Bayraktaroglu L., Berman B.P.,
RA   Bettencourt B.R., Celniker S.E., de Grey A.D.N.J., Drysdale R.A.,
RA   Harris N.L., Richter J., Russo S., Schroeder A.J., Shu S.Q., Stapleton M.,
RA   Yamada C., Ashburner M., Gelbart W.M., Rubin G.M., Lewis S.E.;
RT   "Annotation of the Drosophila melanogaster euchromatic genome: a systematic
RT   review.";
RL   Genome Biol. 3:RESEARCH0083.1-RESEARCH0083.22(2002).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
RC   STRAIN=Berkeley; TISSUE=Embryo;
RX   PubMed=12537569; DOI=10.1186/gb-2002-3-12-research0080;
RA   Stapleton M., Carlson J.W., Brokstein P., Yu C., Champe M., George R.A.,
RA   Guarin H., Kronmiller B., Pacleb J.M., Park S., Wan K.H., Rubin G.M.,
RA   Celniker S.E.;
RT   "A Drosophila full-length cDNA resource.";
RL   Genome Biol. 3:RESEARCH0080.1-RESEARCH0080.8(2002).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Preferential cleavage: Arg-|-Xaa, Lys-|-Xaa.; EC=3.4.21.4;
CC   -!- SUBCELLULAR LOCATION: Secreted, extracellular space.
CC   -!- SIMILARITY: Belongs to the peptidase S1 family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00274}.
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DR   EMBL; U04853; AAA84377.1; -; Genomic_DNA.
DR   EMBL; AE013599; AAF58655.1; -; Genomic_DNA.
DR   EMBL; AY113550; AAM29555.1; -; mRNA.
DR   RefSeq; NP_523695.1; NM_078971.4.
DR   AlphaFoldDB; P52905; -.
DR   SMR; P52905; -.
DR   BioGRID; 62014; 1.
DR   STRING; 7227.FBpp0087226; -.
DR   MEROPS; S01.115; -.
DR   PaxDb; 7227-FBpp0087226; -.
DR   DNASU; 36223; -.
DR   EnsemblMetazoa; FBtr0088125; FBpp0087226; FBgn0015001.
DR   GeneID; 36223; -.
DR   KEGG; dme:Dmel_CG7754; -.
DR   AGR; FB:FBgn0015001; -.
DR   CTD; 36223; -.
DR   FlyBase; FBgn0015001; iotaTry.
DR   VEuPathDB; VectorBase:FBgn0015001; -.
DR   eggNOG; KOG3627; Eukaryota.
DR   GeneTree; ENSGT00940000164166; -.
DR   HOGENOM; CLU_006842_7_0_1; -.
DR   InParanoid; P52905; -.
DR   OMA; GYGWDFV; -.
DR   OrthoDB; 2910936at2759; -.
DR   PhylomeDB; P52905; -.
DR   BioGRID-ORCS; 36223; 1 hit in 1 CRISPR screen.
DR   GenomeRNAi; 36223; -.
DR   PRO; PR:P52905; -.
DR   Proteomes; UP000000803; Chromosome 2R.
DR   Bgee; FBgn0015001; Expressed in adult midgut (Drosophila) and 12 other cell types or tissues.
DR   ExpressionAtlas; P52905; baseline and differential.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0017171; F:serine hydrolase activity; HDA:FlyBase.
DR   GO; GO:0004252; F:serine-type endopeptidase activity; ISM:FlyBase.
DR   GO; GO:0006508; P:proteolysis; ISM:FlyBase.
DR   CDD; cd00190; Tryp_SPc; 1.
DR   Gene3D; 2.40.10.10; Trypsin-like serine proteases; 1.
DR   InterPro; IPR009003; Peptidase_S1_PA.
DR   InterPro; IPR043504; Peptidase_S1_PA_chymotrypsin.
DR   InterPro; IPR001314; Peptidase_S1A.
DR   InterPro; IPR001254; Trypsin_dom.
DR   InterPro; IPR018114; TRYPSIN_HIS.
DR   InterPro; IPR033116; TRYPSIN_SER.
DR   PANTHER; PTHR24276:SF91; AT26814P-RELATED; 1.
DR   PANTHER; PTHR24276; POLYSERASE-RELATED; 1.
DR   Pfam; PF00089; Trypsin; 1.
DR   PRINTS; PR00722; CHYMOTRYPSIN.
DR   SMART; SM00020; Tryp_SPc; 1.
DR   SUPFAM; SSF50494; Trypsin-like serine proteases; 1.
DR   PROSITE; PS50240; TRYPSIN_DOM; 1.
DR   PROSITE; PS00134; TRYPSIN_HIS; 1.
DR   PROSITE; PS00135; TRYPSIN_SER; 1.
DR   Genevisible; P52905; DM.
PE   2: Evidence at transcript level;
KW   Disulfide bond; Hydrolase; Protease; Reference proteome; Secreted;
KW   Serine protease; Signal; Zymogen.
FT   SIGNAL          1..19
FT                   /evidence="ECO:0000255"
FT   PROPEP          20..27
FT                   /note="Activation peptide"
FT                   /id="PRO_0000028275"
FT   CHAIN           28..252
FT                   /note="Trypsin iota"
FT                   /id="PRO_0000028276"
FT   DOMAIN          28..250
FT                   /note="Peptidase S1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   ACT_SITE        68
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        113
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        206
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   SITE            200
FT                   /note="Required for specificity"
FT                   /evidence="ECO:0000250"
FT   DISULFID        53..69
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        175..193
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        202..226
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
SQ   SEQUENCE   252 AA;  26612 MW;  044DEDA4700910C2 CRC64;
     MAVYGIVATV LVLLLLGDAS DVEATGRIIG GSDQLIRNAP WQVSIQISAR HECGGVIYSK
     EIIITAGHCL HERSVTLMKV RVGAQNHNYG GTLVPVAAYK VHEQFDSRFL HYDIAVLRLS
     TPLTFGLSTR AINLASTSPS GGTTVTVTGW GHTDNGALSD SLQKAQLQII DRGECASQKF
     GYGADFVGEE TICAASTDAD ACTGDSGGPL VASSQLVGIV SWGYRCADDN YPGVYADVAI
     LRPWIVKAAN AI
//