TX14B_SCODE
ID TX14B_SCODE Reviewed; 197 AA.
AC P0DPU6;
DT 10-APR-2019, integrated into UniProtKB/Swiss-Prot.
DT 10-APR-2019, sequence version 1.
DT 25-MAY-2022, entry version 9.
DE RecName: Full=Scoloptoxin SSD20 {ECO:0000303|PubMed:23148443};
DE Flags: Precursor; Fragment;
OS Scolopendra dehaani (Thai centipede) (Scolopendra subspinipes dehaani).
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Myriapoda; Chilopoda;
OC Pleurostigmophora; Scolopendromorpha; Scolopendridae; Scolopendra.
OX NCBI_TaxID=2609776;
RN [1]
RP NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 7-29, SUBCELLULAR LOCATION,
RP MASS SPECTROMETRY, AND FUNCTION.
RC TISSUE=Venom, and Venom gland;
RX PubMed=23148443; DOI=10.1021/pr300881d;
RA Liu Z.C., Zhang R., Zhao F., Chen Z.M., Liu H.W., Wang Y.J., Jiang P.,
RA Zhang Y., Wu Y., Ding J.P., Lee W.H., Zhang Y.;
RT "Venomic and transcriptomic analysis of centipede Scolopendra subspinipes
RT dehaani.";
RL J. Proteome Res. 11:6197-6212(2012).
CC -!- FUNCTION: May act as a voltage-gated potassium channel inhibitor. Is
CC highly similar to the subunit beta of SSD14 which, when complexed with
CC subunit alpha, induces platelet aggregation and hemolysis.
CC {ECO:0000305|PubMed:23148443}.
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:23148443}.
CC -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC {ECO:0000305|PubMed:23148443}.
CC -!- MASS SPECTROMETRY: Mass=20667.7; Method=MALDI;
CC Evidence={ECO:0000269|PubMed:23148443};
CC -!- SIMILARITY: Belongs to the scoloptoxin-11 family. {ECO:0000305}.
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DR EMBL; KC144040; -; NOT_ANNOTATED_CDS; mRNA.
DR AlphaFoldDB; P0DPU6; -.
DR SMR; P0DPU6; -.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0036374; F:glutathione hydrolase activity; IEA:InterPro.
DR GO; GO:0015459; F:potassium channel regulator activity; IEA:UniProtKB-KW.
DR GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR GO; GO:0006751; P:glutathione catabolic process; IEA:InterPro.
DR Gene3D; 3.60.20.40; -; 1.
DR InterPro; IPR000101; GGT_peptidase.
DR InterPro; IPR043137; GGT_ssub.
DR InterPro; IPR029055; Ntn_hydrolases_N.
DR PANTHER; PTHR11686; PTHR11686; 1.
DR SUPFAM; SSF56235; SSF56235; 1.
PE 1: Evidence at protein level;
KW Direct protein sequencing; Hemostasis impairing toxin;
KW Ion channel impairing toxin; Platelet aggregation activating toxin;
KW Potassium channel impairing toxin; Secreted; Signal; Toxin;
KW Voltage-gated potassium channel impairing toxin.
FT SIGNAL <1..6
FT /evidence="ECO:0000269|PubMed:23148443"
FT CHAIN 7..197
FT /note="Scoloptoxin SSD20"
FT /evidence="ECO:0000305"
FT /id="PRO_0000446692"
FT CONFLICT 16
FT /note="E -> A (in Ref. 1; AA sequence)"
FT /evidence="ECO:0000305"
FT NON_TER 1
SQ SEQUENCE 197 AA; 21351 MW; 7B2978048D563E31 CRC64;
PPMTTETAHI SVVSREGDAV VVTTTINYWF GSGLRSPSTG VILNDEMDDF SAHDIQNIYG
VPPSKANFIV PGKRPQSSTC PSIFVNEGGD VVMAIGASGG TRITSSVSLT SMRVLWLGRN
IKEAIDEPRL HHQLLPDEIE YEFKFPNEIL EKLKAIGHKT KPAGAFGSLV VGIKRMKGGT
LTANYDYRRG GSVDGFK