ID   KRSC_CHICK              Reviewed;         155 AA.
AC   P04459; P87483; P87484;
DT   13-AUG-1987, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 3.
DT   03-AUG-2022, entry version 85.
DE   RecName: Full=Scale keratin;
DE            Short=S-ker;
DE            Short=sKer;
OS   Gallus gallus (Chicken).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC   Coelurosauria; Aves; Neognathae; Galloanserae; Galliformes; Phasianidae;
OC   Phasianinae; Gallus.
OX   NCBI_TaxID=9031;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=6200321; DOI=10.1002/j.1460-2075.1984.tb01779.x;
RA   Gregg K., Wilton S.D., Parry D.A.D., Rogers G.E.;
RT   "A comparison of genomic coding sequences for feather and scale keratins:
RT   structural and evolutionary implications.";
RL   EMBO J. 3:175-178(1984).
RN   [2]
RP   NUCLEOTIDE SEQUENCE OF 90-155.
RX   PubMed=2578818; DOI=10.1016/0167-4781(85)90049-1;
RA   Wilton S.D., Crocker L.A., Rogers G.E.;
RT   "Isolation and characterisation of keratin mRNA from the scale epidermis of
RT   the embryonic chick.";
RL   Biochim. Biophys. Acta 824:201-208(1985).
RN   [3]
RP   NUCLEOTIDE SEQUENCE OF 137-155.
RX   PubMed=2443313; DOI=10.1016/s0070-2153(08)60106-4;
RA   Sawyer R.H., Shames R.B.;
RT   "Expression of beta-keratin genes during development of avian skin
RT   appendages.";
RL   Curr. Top. Dev. Biol. 22:235-253(1987).
CC   -!- SUBUNIT: The avian keratins (F-ker, S-ker, C-ker and B-ker) are a
CC       complex mixture of very similar polypeptides.
CC   -!- SIMILARITY: Belongs to the avian keratin family. {ECO:0000305}.
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DR   EMBL; X00315; CAA25084.1; ALT_SEQ; Genomic_DNA.
DR   EMBL; M25642; AAA48931.1; -; mRNA.
DR   EMBL; M28422; AAA48631.1; -; Genomic_DNA.
DR   PIR; A02851; KRCHS.
DR   AlphaFoldDB; P04459; -.
DR   STRING; 9031.ENSGALP00000014952; -.
DR   PRIDE; P04459; -.
DR   VEuPathDB; HostDB:LOC101750550; -.
DR   eggNOG; ENOG502TE1C; Eukaryota.
DR   Proteomes; UP000000539; Unplaced.
DR   GO; GO:0005882; C:intermediate filament; IEA:UniProtKB-KW.
DR   GO; GO:0005200; F:structural constituent of cytoskeleton; IEA:InterPro.
DR   InterPro; IPR003461; Keratin.
DR   PANTHER; PTHR31203; PTHR31203; 1.
DR   Pfam; PF02422; Keratin; 1.
PE   2: Evidence at transcript level;
KW   Keratin; Reference proteome; Repeat.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000250"
FT   CHAIN           2..155
FT                   /note="Scale keratin"
FT                   /id="PRO_0000097012"
FT   REPEAT          70..76
FT   REPEAT          77..89
FT   REPEAT          90..102
FT   REPEAT          103..115
FT   REPEAT          116..128
SQ   SEQUENCE   155 AA;  15842 MW;  052A17F583E49966 CRC64;
     MSCYDLCPPT SCISRPQPIA DSGNEPCVRQ CPDSTTVIQP PPVVVTFPGP ILSSFPQDSV
     VGSSGAPIFG GSSLGYGGSS LGYGGLYGYG GSSLGYGGLY GYGGSSLGYG GLYGYGGSSL
     GYGGLYGYGR SYGSGYCSPY SYRYNRYRRG SCGPC