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VKTC8_DABSI
ID   VKTC8_DABSI             Reviewed;          23 AA.
AC   P85039;
DT   14-DEC-2011, integrated into UniProtKB/Swiss-Prot.
DT   14-DEC-2011, sequence version 1.
DT   25-MAY-2022, entry version 13.
DE   RecName: Full=Kunitz-type serine protease inhibitor C8;
DE   AltName: Full=BPTI-8 {ECO:0000303|Ref.1};
DE   AltName: Full=Chymotrypsin inhibitor 8;
DE   AltName: Full=Chymotrypsin inhibitor B8 {ECO:0000303|Ref.1};
DE   AltName: Full=Chymotrypsin inhibitor C8 {ECO:0000303|Ref.1};
DE   Flags: Fragment;
OS   Daboia siamensis (Eastern Russel's viper) (Daboia russelii siamensis).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Lepidosauria; Squamata; Bifurcata; Unidentata; Episquamata; Toxicofera;
OC   Serpentes; Colubroidea; Viperidae; Viperinae; Daboia.
OX   NCBI_TaxID=343250;
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, FUNCTION, SUBCELLULAR LOCATION, AND TISSUE SPECIFICITY.
RC   STRAIN=Burma {ECO:0000269|Ref.1}, and China {ECO:0000269|Ref.1};
RC   TISSUE=Venom {ECO:0000269|Ref.1};
RA   Guo C.T.;
RT   "Molecular analysis of the bioactive components in snake venoms.";
RL   Submitted (NOV-2006) to UniProtKB.
CC   -!- FUNCTION: Serine protease inhibitor that inhibits chymotrypsin.
CC       {ECO:0000269|Ref.1}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|Ref.1}.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom gland. {ECO:0000269|Ref.1}.
CC   -!- SIMILARITY: Belongs to the venom Kunitz-type family. {ECO:0000305}.
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DR   AlphaFoldDB; P85039; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0004867; F:serine-type endopeptidase inhibitor activity; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Disulfide bond; Protease inhibitor; Secreted;
KW   Serine protease inhibitor.
FT   PEPTIDE         1..>23
FT                   /note="Kunitz-type serine protease inhibitor C8"
FT                   /id="PRO_0000414613"
FT   DOMAIN          7..>23
FT                   /note="BPTI/Kunitz inhibitor"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00031"
FT   SITE            17..18
FT                   /note="Reactive bond for chymotrypsin"
FT                   /evidence="ECO:0000250"
FT   DISULFID        7..?
FT                   /evidence="ECO:0000250|UniProtKB:P00992,
FT                   ECO:0000255|PROSITE-ProRule:PRU00031"
FT   DISULFID        16..?
FT                   /evidence="ECO:0000250|UniProtKB:P00992,
FT                   ECO:0000255|PROSITE-ProRule:PRU00031"
FT   NON_TER         23
FT                   /evidence="ECO:0000303|Ref.1"
SQ   SEQUENCE   23 AA;  2691 MW;  74A097638601B0DB CRC64;
     HDRPKFCYLP ADPGECLAHM RSF
 
 
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