ID   KRFB_CATAU              Reviewed;          98 AA.
AC   Q98U06;
DT   11-JUL-2001, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 3.
DT   25-MAY-2022, entry version 38.
DE   RecName: Full=Feather beta keratin;
DE            Short=F-ker;
OS   Cathartes aura (Turkey vulture) (Vultur aura).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC   Coelurosauria; Aves; Neognathae; Accipitriformes; Cathartidae; Cathartes.
OX   NCBI_TaxID=43455;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Sawyer R.H., Salvatore B.A., Knapp L., Potylick T.-T.F., French J.O.,
RA   Glenn T.C.;
RT   "Feather beta keratin in the developing avian scale.";
RL   Submitted (SEP-2000) to the EMBL/GenBank/DDBJ databases.
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; AF308826; AAG59864.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q98U06; -.
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   3: Inferred from homology;
KW   Acetylation; Keratin.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000250"
FT   CHAIN           2..98
FT                   /note="Feather beta keratin"
FT                   /id="PRO_0000096996"
FT   MOD_RES         2
FT                   /note="N-acetylserine"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   98 AA;  10203 MW;  749EA9415DDEE1EB CRC64;
     MSCYDLCRPC GPTPLANSCN EPCVRQCQDS RVIIEPSPVV VTLPGPILSS FPQNTAVGST
     TSAAVGSILS EEGVPINSGG FNLSGLGGHY YSRRCLPC