ID   MYG_EQUQB               Reviewed;         154 AA.
AC   P68083; P02188;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 2.
DT   03-AUG-2022, entry version 66.
DE   RecName: Full=Myoglobin;
GN   Name=MB;
OS   Equus quagga burchellii (Plains zebra) (Equus burchelli).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Laurasiatheria; Perissodactyla; Equidae; Equus; Equus quagga.
OX   NCBI_TaxID=89252;
RN   [1]
RP   PARTIAL PROTEIN SEQUENCE, AND AMINO-ACID COMPOSITION OF TRYPTIC AND PEPTIC
RP   PEPTIDES.
RX   PubMed=1095063; DOI=10.1016/0005-2795(75)90232-9;
RA   Darbre P.D., Romero-Herrera A.E., Lehmann H.;
RT   "Comparison of the myoglobin of the zebra (Equus burchelli) with that of
RT   the horse (Equus caballus).";
RL   Biochim. Biophys. Acta 393:201-204(1975).
CC   -!- FUNCTION: Serves as a reserve supply of oxygen and facilitates the
CC       movement of oxygen within muscles.
CC   -!- SIMILARITY: Belongs to the globin family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00238}.
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DR   PIR; A90603; MYHOZ.
DR   AlphaFoldDB; P68083; -.
DR   BMRB; P68083; -.
DR   SMR; P68083; -.
DR   PeptideAtlas; P68083; -.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0019825; F:oxygen binding; IEA:InterPro.
DR   GO; GO:0005344; F:oxygen carrier activity; IEA:UniProtKB-KW.
DR   InterPro; IPR000971; Globin.
DR   InterPro; IPR009050; Globin-like_sf.
DR   InterPro; IPR002335; Myoglobin.
DR   PANTHER; PTHR47132; PTHR47132; 1.
DR   Pfam; PF00042; Globin; 1.
DR   PRINTS; PR00613; MYOGLOBIN.
DR   SUPFAM; SSF46458; SSF46458; 1.
DR   PROSITE; PS01033; GLOBIN; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Heme; Iron; Metal-binding; Muscle protein;
KW   Oxygen transport; Phosphoprotein; Transport.
FT   CHAIN           1..154
FT                   /note="Myoglobin"
FT                   /id="PRO_0000053291"
FT   BINDING         65
FT                   /ligand="heme b"
FT                   /ligand_id="ChEBI:CHEBI:60344"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="distal binding residue"
FT   BINDING         94
FT                   /ligand="heme b"
FT                   /ligand_id="ChEBI:CHEBI:60344"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="proximal binding residue"
FT   MOD_RES         4
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q9QZ76"
SQ   SEQUENCE   154 AA;  17083 MW;  20EABC4A66ACE975 CRC64;
     MGLSDGEWQQ VLNVWGKVEA DIAGHGQEVL IRLFTGHPET LEKFDKFKHL KTEAEMKASE
     DLKKHGTVVL TALGGILKKK GHHEAELKPL AQSHATKHKI PIKYLEFISD AIIHVLHSKH
     PGDFGADAQG AMTKALELFR NDIAAKYKEL GFQG