ID   MBP_HETFR               Reviewed;         155 AA.
AC   P20939;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 2.
DT   25-MAY-2022, entry version 64.
DE   RecName: Full=Myelin basic protein;
DE            Short=MBP;
GN   Name=MBP;
OS   Heterodontus francisci (Horn shark) (Cestracion francisci).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Chondrichthyes;
OC   Elasmobranchii; Galeomorphii; Heterodontoidea; Heterodontiformes;
OC   Heterodontidae; Heterodontus.
OX   NCBI_TaxID=7792;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   TISSUE=Brain;
RX   PubMed=2478717; DOI=10.1007/bf02100113;
RA   Saavedra R.A., Fors L., Aebersold R.H., Arden B., Horvath S., Sanders J.,
RA   Hood L.;
RT   "The myelin proteins of the shark brain are similar to the myelin proteins
RT   of the mammalian peripheral nervous system.";
RL   J. Mol. Evol. 29:149-156(1989).
CC   -!- FUNCTION: This protein may function to maintain proper structure of
CC       myelin.
CC   -!- SUBCELLULAR LOCATION: Myelin membrane; Peripheral membrane protein;
CC       Cytoplasmic side. Note=Cytoplasmic side of myelin.
CC   -!- SIMILARITY: Belongs to the myelin basic protein family. {ECO:0000305}.
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DR   EMBL; X17664; CAA35661.1; -; mRNA.
DR   PIR; B32999; B32999.
DR   AlphaFoldDB; P20939; -.
DR   SMR; P20939; -.
DR   GO; GO:0043209; C:myelin sheath; IEA:UniProtKB-SubCell.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-KW.
DR   GO; GO:0019911; F:structural constituent of myelin sheath; IEA:InterPro.
DR   InterPro; IPR000548; Myelin_BP.
DR   PANTHER; PTHR11429; PTHR11429; 1.
DR   Pfam; PF01669; Myelin_MBP; 1.
DR   PRINTS; PR00212; MYELINMBP.
DR   PROSITE; PS00569; MYELIN_MBP; 1.
PE   2: Evidence at transcript level;
KW   Acetylation; Cell membrane; Membrane; Phosphoprotein.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000250"
FT   CHAIN           2..155
FT                   /note="Myelin basic protein"
FT                   /id="PRO_0000158999"
FT   REGION          1..70
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          109..155
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOD_RES         2
FT                   /note="N-acetylalanine"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   155 AA;  16634 MW;  C93C5D1C94660783 CRC64;
     MASASTSDHS KQAGGAHSRQ RDSGLLDQLG KFFGQEGSRK VPEKGKEPAT RSVLMAPTTH
     KAHQAAGRQT DDSAVVHFFK NMMSPKKAPV QQKARSGASR AITKFIWGTD GQRPHYGAAG
     SSKSKEAYRG RRDGSGTLSS FFKMGKKGEG SPARR