ID   ANP8_MYOSC              Reviewed;          45 AA.
AC   P04368;
DT   20-MAR-1987, integrated into UniProtKB/Swiss-Prot.
DT   20-MAR-1987, sequence version 1.
DT   25-MAY-2022, entry version 51.
DE   RecName: Full=Ice-structuring protein SS-8;
DE            Short=ISP SS-8;
DE   AltName: Full=Antifreeze peptide SS-8;
OS   Myoxocephalus scorpius (Shorthorn sculpin) (Cottus scorpius).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC   Eupercaria; Perciformes; Cottioidei; Cottales; Cottidae; Myoxocephalus.
OX   NCBI_TaxID=8097;
RN   [1]
RP   PROTEIN SEQUENCE.
RX   PubMed=4029130; DOI=10.1111/j.1432-1033.1985.tb09081.x;
RA   Hew C.-L., Joshi S., Wang N.-C., Kao M.H., Ananthanarayanan V.S.;
RT   "Structures of shorthorn sculpin antifreeze polypeptides.";
RL   Eur. J. Biochem. 151:167-172(1985).
CC   -!- FUNCTION: Antifreeze proteins lower the blood freezing point.
CC   -!- SIMILARITY: Belongs to the type-I AFP family. {ECO:0000305}.
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DR   PIR; A05163; A05163.
DR   AlphaFoldDB; P04368; -.
DR   SMR; P04368; -.
PE   1: Evidence at protein level;
KW   Antifreeze protein; Direct protein sequencing; Repeat.
FT   CHAIN           1..45
FT                   /note="Ice-structuring protein SS-8"
FT                   /id="PRO_0000155145"
FT   REPEAT          9..21
FT   REPEAT          22..33
FT   REPEAT          34..45
FT   MOD_RES         1
FT                   /note="Blocked amino end (Met)"
FT                   /evidence="ECO:0000269|PubMed:4029130"
SQ   SEQUENCE   45 AA;  4007 MW;  260C0BCC663B6878 CRC64;
     MNGETPAQKA ARLAAAAALA AKTAADAAAK AAAKAAAIAA AAASA