ID   KBX3_OPICY              Reviewed;          53 AA.
AC   C5J891;
DT   05-OCT-2010, integrated into UniProtKB/Swiss-Prot.
DT   28-JUL-2009, sequence version 1.
DT   25-MAY-2022, entry version 21.
DE   RecName: Full=Scorpine-like peptide;
DE   AltName: Full=OcyC7;
DE   Flags: Fragment;
OS   Opisthacanthus cayaporum (South American scorpion).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Chelicerata; Arachnida;
OC   Scorpiones; Iurida; Scorpionoidea; Hemiscorpiidae; Opisthacanthus.
OX   NCBI_TaxID=573324;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   TISSUE=Venom gland;
RX   PubMed=19379768; DOI=10.1016/j.toxicon.2009.04.010;
RA   Silva E.C., Camargos T.S., Maranhao A.Q., Silva-Pereira I., Silva L.P.,
RA   Possani L.D., Schwartz E.F.;
RT   "Cloning and characterization of cDNA sequences encoding for new venom
RT   peptides of the Brazilian scorpion Opisthacanthus cayaporum.";
RL   Toxicon 54:252-261(2009).
CC   -!- FUNCTION: Has antibacterial activity. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000250}.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC   -!- SIMILARITY: Belongs to the long chain scorpion toxin family. Class 3
CC       subfamily. {ECO:0000305}.
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DR   EMBL; FM998749; CAX51395.1; -; mRNA.
DR   AlphaFoldDB; C5J891; -.
DR   SMR; C5J891; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR   GO; GO:0042742; P:defense response to bacterium; IEA:UniProtKB-KW.
DR   InterPro; IPR029237; Long_scorpion_toxin.
DR   InterPro; IPR036574; Scorpion_toxin-like_sf.
DR   Pfam; PF14866; Toxin_38; 1.
DR   SUPFAM; SSF57095; SSF57095; 1.
DR   PROSITE; PS51862; BSPN_CSAB; 1.
PE   2: Evidence at transcript level;
KW   Antibiotic; Antimicrobial; Disulfide bond; Secreted; Toxin.
FT   CHAIN           <1..53
FT                   /note="Scorpine-like peptide"
FT                   /id="PRO_0000398608"
FT   DOMAIN          10..50
FT                   /note="BetaSPN-type CS-alpha/beta"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01209"
FT   DISULFID        13..37
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01209"
FT   DISULFID        23..42
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01209"
FT   DISULFID        27..44
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01209"
FT   NON_TER         1
SQ   SEQUENCE   53 AA;  5905 MW;  59785C492B44E08F CRC64;
     GLIHKVTKVQ QLCAFNQDMA GWCEKSCQAA EGKNGYCHGT KCKCGKPLSY RRK