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HBA_MUSPU
ID   HBA_MUSPU               Reviewed;         141 AA.
AC   P23601;
DT   01-NOV-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1991, sequence version 1.
DT   03-AUG-2022, entry version 94.
DE   RecName: Full=Hemoglobin subunit alpha-1/2;
DE   AltName: Full=Alpha-1/2-globin;
DE   AltName: Full=Hemoglobin alpha-1/2 chain;
OS   Mustela putorius (European polecat).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Laurasiatheria; Carnivora; Caniformia; Mustelidae; Mustelinae;
OC   Mustela.
OX   NCBI_TaxID=9668;
RN   [1]
RP   PROTEIN SEQUENCE.
RA   Ahmed A., Jahan M., Braunitzer G., Pechlaner H.;
RT   "Carnivora: the amino acid sequence of the adult European polecat (Mustela
RT   putorius, Mustelidae) hemoglobins.";
RL   Z. Naturforsch. C 44:817-824(1989).
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   -!- POLYMORPHISM: There are two alleles. The sequence shown is that of
CC       alpha-1. {ECO:0000269|Ref.1}.
CC   -!- SIMILARITY: Belongs to the globin family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00238}.
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DR   PIR; S10102; HAUK1E.
DR   PIR; S20158; HAUK2E.
DR   AlphaFoldDB; P23601; -.
DR   SMR; P23601; -.
DR   GO; GO:0005833; C:hemoglobin complex; IEA:InterPro.
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   CDD; cd08927; Hb-alpha-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; IPR002338; Hemoglobin_a-typ.
DR   InterPro; IPR002339; Hemoglobin_pi.
DR   Pfam; PF00042; Globin; 1.
DR   PRINTS; PR00612; ALPHAHAEM.
DR   PRINTS; PR00815; PIHAEM.
DR   SUPFAM; SSF46458; SSF46458; 1.
DR   PROSITE; PS01033; GLOBIN; 1.
PE   1: Evidence at protein level;
KW   Acetylation; Direct protein sequencing; Heme; Iron; Metal-binding;
KW   Oxygen transport; Phosphoprotein; Transport.
FT   CHAIN           1..141
FT                   /note="Hemoglobin subunit alpha-1/2"
FT                   /id="PRO_0000052698"
FT   BINDING         58
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         87
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         3
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         7
FT                   /note="N6-succinyllysine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         8
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         11
FT                   /note="N6-succinyllysine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         16
FT                   /note="N6-acetyllysine; alternate"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         16
FT                   /note="N6-succinyllysine; alternate"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         24
FT                   /note="Phosphotyrosine"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         35
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         40
FT                   /note="N6-succinyllysine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         49
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P69905"
FT   MOD_RES         102
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         108
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         124
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         134
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         137
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   MOD_RES         138
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P01942"
FT   VARIANT         15
FT                   /note="D -> G (in alpha-2)"
FT                   /evidence="ECO:0000269|Ref.1"
SQ   SEQUENCE   141 AA;  15231 MW;  BA5D19425F4DF89A CRC64;
     VLSPADKTNV KSTWDKIGGH AGEYGGEALE RTFASFPTTK TYFPHFDLSH GSAQVKAHGK
     KVADALTNAV AHMDDLPGAL SALSDLHAYK LRVDPVNFKL LSHCLLVTLA CHHPAEFTPA
     VHASLDKFFS AVSTVLTSKY R
 
 
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