ID   GLBB_CERLA              Reviewed;         110 AA.
AC   O76243;
DT   10-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 3.
DT   03-AUG-2022, entry version 79.
DE   RecName: Full=Body wall hemoglobin;
OS   Cerebratulus lacteus (Milky ribbon worm) (Micrura lactea).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Nemertea; Pilidiophora;
OC   Heteronemertea; Lineidae; Cerebratulus.
OX   NCBI_TaxID=6221;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND PROTEIN SEQUENCE OF 2-46.
RC   TISSUE=Body wall;
RX   PubMed=9642264; DOI=10.1074/jbc.273.27.16998;
RA   Vandergon T.L., Riggs C.K., Gorr T.A., Colacino J.M., Riggs A.F.;
RT   "The mini-hemoglobins in neural and body wall tissue of the nemertean worm,
RT   Cerebratulus lacteus.";
RL   J. Biol. Chem. 273:16998-17011(1998).
CC   -!- SUBUNIT: Homotetramer. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the globin family. {ECO:0000305}.
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DR   EMBL; AF033002; AAC39126.1; -; Genomic_DNA.
DR   AlphaFoldDB; O76243; -.
DR   SMR; O76243; -.
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   CDD; cd01040; Mb-like; 1.
DR   Gene3D; 1.10.490.10; -; 1.
DR   InterPro; IPR000971; Globin.
DR   InterPro; IPR009050; Globin-like_sf.
DR   InterPro; IPR012292; Globin/Proto.
DR   InterPro; IPR044399; Mb-like_M.
DR   Pfam; PF00042; Globin; 1.
DR   SUPFAM; SSF46458; SSF46458; 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:0000269|PubMed:9642264"
FT   CHAIN           2..110
FT                   /note="Body wall hemoglobin"
FT                   /id="PRO_0000052498"
FT   BINDING         70
FT                   /ligand="heme"
FT                   /ligand_id="ChEBI:CHEBI:30413"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="proximal binding residue"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   110 AA;  11356 MW;  4983DBC6B11431DD CRC64;
     MVNWAAVVDA FYVELFTAHP QYQDRFAFKG VALGDLKGNA AYQTQASKTV DYITAALAGS
     ADAAGLASRH VGRNVGAPEF THAKACLAKA CAANGAPDLG GAVDAIISHF