ID   GLB3_MORMR              Reviewed;         150 AA.
AC   P21199;
DT   01-MAY-1991, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 2.
DT   03-AUG-2022, entry version 77.
DE   RecName: Full=Globin-3;
DE   AltName: Full=Hemoglobin III;
OS   Mordacia mordax (Southern hemisphere lamprey).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Cyclostomata;
OC   Hyperoartia; Petromyzontiformes; Petromyzontidae; Mordacia.
OX   NCBI_TaxID=7755;
RN   [1]
RP   PROTEIN SEQUENCE OF 2-150.
RX   PubMed=2039605; DOI=10.1515/bchm3.1991.372.1.49;
RA   Hombrados I., Vidal Y., Rodewald K., Braunitzer G., Neuzil E.;
RT   "The primary structure of the hemoglobins of a southern hemisphere lamprey
RT   (Mordacia mordax, Cyclostomata).";
RL   Biol. Chem. Hoppe-Seyler 372:49-56(1991).
CC   -!- SUBUNIT: Monomer.
CC   -!- SIMILARITY: Belongs to the globin family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00238}.
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DR   PIR; S13460; S13460.
DR   AlphaFoldDB; P21199; -.
DR   SMR; P21199; -.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR   GO; GO:0019825; F:oxygen binding; IEA:InterPro.
DR   GO; GO:0005344; F:oxygen carrier activity; IEA:UniProtKB-KW.
DR   Gene3D; 1.10.490.10; -; 1.
DR   InterPro; IPR000971; Globin.
DR   InterPro; IPR009050; Globin-like_sf.
DR   InterPro; IPR012292; Globin/Proto.
DR   InterPro; IPR013314; Globin_lamprey/hagfish.
DR   PANTHER; PTHR46783; PTHR46783; 1.
DR   Pfam; PF00042; Globin; 1.
DR   PRINTS; PR01906; FISHGLOBIN.
DR   SUPFAM; SSF46458; SSF46458; 1.
DR   PROSITE; PS01033; GLOBIN; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Heme; Iron; Metal-binding; Oxygen transport;
KW   Transport.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000250"
FT   CHAIN           2..150
FT                   /note="Globin-3"
FT                   /id="PRO_0000052532"
FT   BINDING         74
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                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00238"
FT   BINDING         106
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                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00238"
SQ   SEQUENCE   150 AA;  16639 MW;  75C502A99B2483B5 CRC64;
     MPIVDSGSVS PLTAADKTKI LAAWDLVYKN YEKNSVDILV KFFTGTPAAQ AFFPKFKGLT
     TADDLKKSSD VRWHAERIIN AVNDAVKSMD DTEKMSMKLK ELSNKHVKNF NVDRKYFKVL
     AGVIADTVAP GDASFEKLMS IICILLNSAY