HBB_CARCR
ID HBB_CARCR Reviewed; 146 AA.
AC Q10733;
DT 01-OCT-1996, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-1996, sequence version 1.
DT 03-AUG-2022, entry version 78.
DE RecName: Full=Hemoglobin subunit beta;
DE AltName: Full=Beta-globin;
DE AltName: Full=Hemoglobin beta chain;
GN Name=HBB;
OS Caretta caretta (Loggerhead sea turtle).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Testudinata; Testudines; Cryptodira; Durocryptodira;
OC Americhelydia; Chelonioidea; Cheloniidae; Caretta.
OX NCBI_TaxID=8467;
RN [1]
RP PROTEIN SEQUENCE.
RX PubMed=8670176; DOI=10.1042/bj3160959;
RA Petruzzelli R., Aureli G., Lania A., Galtieri A., Desideri A., Giardina B.;
RT "Diving behaviour and haemoglobin function: the primary structure of the
RT alpha- and beta-chains of the sea turtle (Caretta caretta) and its
RT functional implications.";
RL Biochem. J. 316:959-965(1996).
CC -!- FUNCTION: Involved in oxygen transport from the lung to the various
CC peripheral tissues.
CC -!- SUBUNIT: Heterotetramer of two alpha chains and two beta chains.
CC -!- TISSUE SPECIFICITY: Red blood cells.
CC -!- SIMILARITY: Belongs to the globin family. {ECO:0000255|PROSITE-
CC ProRule:PRU00238}.
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DR PIR; S70614; S70614.
DR AlphaFoldDB; Q10733; -.
DR SMR; Q10733; -.
DR GO; GO:0005833; C:hemoglobin complex; IEA:InterPro.
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; cd08925; Hb-beta-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; IPR002337; Hemoglobin_b.
DR Pfam; PF00042; Globin; 1.
DR PRINTS; PR00814; BETAHAEM.
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 CHAIN 1..146
FT /note="Hemoglobin subunit beta"
FT /id="PRO_0000052913"
FT BINDING 63
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 92
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 1
FT /note="Blocked amino end (Thr)"
SQ SEQUENCE 146 AA; 16602 MW; CDED66122A208FDF CRC64;
THWTAEERHY ITSMWDKINV AEIGGESLAR MLIVYPWTQK FFSDFGNLTS SSAIMHNVKI
QEHGKKVLNS FGSAVKNMDH IKETFADLSK LHCETLHVDP ENFKLLGSIL IIVLAMHFGK
EPTPTWQAAW QKLVSAVAHA LTLQYH