ID   VSP5_CROAD              Reviewed;         258 AA.
AC   F8S116;
DT   19-MAR-2014, integrated into UniProtKB/Swiss-Prot.
DT   21-SEP-2011, sequence version 1.
DT   03-AUG-2022, entry version 29.
DE   RecName: Full=Snake venom serine proteinase 5;
DE            Short=SVSP;
DE            EC=3.4.21.-;
DE   AltName: Full=Serine proteinase 4;
DE   Flags: Precursor;
OS   Crotalus adamanteus (Eastern diamondback rattlesnake).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Lepidosauria; Squamata; Bifurcata; Unidentata; Episquamata; Toxicofera;
OC   Serpentes; Colubroidea; Viperidae; Crotalinae; Crotalus.
OX   NCBI_TaxID=8729;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   TISSUE=Venom gland;
RX   PubMed=21255598; DOI=10.1016/j.toxicon.2011.01.008;
RA   Rokyta D.R., Wray K.P., Lemmon A.R., Lemmon E.M., Caudle S.B.;
RT   "A high-throughput venom-gland transcriptome for the eastern diamondback
RT   rattlesnake (Crotalus adamanteus) and evidence for pervasive positive
RT   selection across toxin classes.";
RL   Toxicon 57:657-671(2011).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   TISSUE=Venom gland;
RA   Rokyta D.R., Lemmon A.R., Margres M.J., Aronow K.;
RT   "The venom-gland transcriptome of the eastern diamondback rattlesnake
RT   (Crotalus adamanteus).";
RL   BMC Genomics 13:312-312(2012).
RN   [3]
RP   IDENTIFICATION BY MASS SPECTROMETRY.
RC   TISSUE=Venom;
RX   PubMed=24231107; DOI=10.1016/j.jprot.2013.11.001;
RA   Margres M.J., McGivern J.J., Wray K.P., Seavy M., Calvin K., Rokyta D.R.;
RT   "Linking the transcriptome and proteome to characterize the venom of the
RT   eastern diamondback rattlesnake (Crotalus adamanteus).";
RL   J. Proteomics 96:145-158(2014).
CC   -!- FUNCTION: Snake venom serine protease that may act in the hemostasis
CC       system of the prey. {ECO:0000250}.
CC   -!- SUBUNIT: Monomer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Secreted.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC   -!- SIMILARITY: Belongs to the peptidase S1 family. Snake venom subfamily.
CC       {ECO:0000255|PROSITE-ProRule:PRU00274}.
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DR   EMBL; HQ414120; AEJ31998.1; -; mRNA.
DR   EMBL; JU173732; AFJ49258.1; -; mRNA.
DR   AlphaFoldDB; F8S116; -.
DR   SMR; F8S116; -.
DR   MEROPS; S01.347; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0004252; F:serine-type endopeptidase activity; IEA:InterPro.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR   CDD; cd00190; Tryp_SPc; 1.
DR   Gene3D; 2.40.10.10; -; 2.
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   Pfam; PF00089; Trypsin; 1.
DR   PRINTS; PR00722; CHYMOTRYPSIN.
DR   SMART; SM00020; Tryp_SPc; 1.
DR   SUPFAM; SSF50494; SSF50494; 1.
DR   PROSITE; PS50240; TRYPSIN_DOM; 1.
DR   PROSITE; PS00134; TRYPSIN_HIS; 1.
PE   1: Evidence at protein level;
KW   Disulfide bond; Glycoprotein; Hemostasis impairing toxin; Hydrolase;
KW   Protease; Secreted; Serine protease; Signal; Toxin; Zymogen.
FT   SIGNAL          1..18
FT                   /evidence="ECO:0000255"
FT   PROPEP          19..24
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000425638"
FT   CHAIN           25..258
FT                   /note="Snake venom serine proteinase 5"
FT                   /id="PRO_5000771381"
FT   DOMAIN          25..249
FT                   /note="Peptidase S1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   ACT_SITE        65
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        110
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        204
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   CARBOHYD        44
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   DISULFID        31..163
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        50..66
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        98..256
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        142..210
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        174..189
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   DISULFID        200..225
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
SQ   SEQUENCE   258 AA;  28023 MW;  852098BB9C0CBC44 CRC64;
     MVLIRVLANL LILQLSYAQK SSELVVGGDE CNINEHRSLV AIFNSTEFFC SGTLINQEWV
     VTAAHCDSTN FKMKLGVHSK KVPNEDEQTR NPKEKFFCPN KKKDDVLDKD IMLIKLDSPV
     SNSEHIAPLS LPSSPPSVGS VCHIMGWGSI TPIEKTLPDV PYCANINLLD DAVCRPPYPE
     LPATSRTLCA GILEGGKDTC VVDSGGPLIC NGQFQGIVFY GAHPCGQALK PGVYTKVFDY
     NDWIQSIIAG NTAATCPP