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LGB1_VIGUN
ID   LGB1_VIGUN              Reviewed;         145 AA.
AC   Q43236;
DT   23-JAN-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1996, sequence version 1.
DT   03-AUG-2022, entry version 85.
DE   RecName: Full=Leghemoglobin-1;
DE   AltName: Full=Leghemoglobin I;
DE            Short=LbI;
GN   Name=LBI;
OS   Vigna unguiculata (Cowpea).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; indigoferoid/millettioid clade; Phaseoleae; Vigna.
OX   NCBI_TaxID=3917;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Arredondo-Peter R., Luan P., Sarath G., Becana M., Klucas R.V.;
RT   "Nucleotide sequence and analysis of the cowpea (Vigna unguiculata)
RT   leghemoglobin gene.";
RL   Submitted (AUG-1995) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Provides oxygen to the bacteroids. This role is essential for
CC       symbiotic nitrogen fixation (By similarity). {ECO:0000250}.
CC   -!- TISSUE SPECIFICITY: Root nodules.
CC   -!- SIMILARITY: Belongs to the plant globin family. {ECO:0000305}.
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DR   EMBL; U33206; AAA86756.1; -; Genomic_DNA.
DR   PIR; T11573; T11573.
DR   AlphaFoldDB; Q43236; -.
DR   SMR; Q43236; -.
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   Gene3D; 1.10.490.10; -; 1.
DR   InterPro; IPR000971; Globin.
DR   InterPro; IPR009050; Globin-like_sf.
DR   InterPro; IPR012292; Globin/Proto.
DR   InterPro; IPR001032; Leghaemoglobin.
DR   InterPro; IPR019824; Leghaemoglobin_Fe_BS.
DR   PANTHER; PTHR22924; PTHR22924; 1.
DR   Pfam; PF00042; Globin; 1.
DR   SUPFAM; SSF46458; SSF46458; 1.
DR   PROSITE; PS01033; GLOBIN; 1.
DR   PROSITE; PS00208; PLANT_GLOBIN; 1.
PE   2: Evidence at transcript level;
KW   Heme; Iron; Metal-binding; Nitrogen fixation; Oxygen transport; Transport.
FT   CHAIN           1..145
FT                   /note="Leghemoglobin-1"
FT                   /id="PRO_0000193009"
FT   BINDING         62
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         93
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   145 AA;  15364 MW;  E900053FDF656A63 CRC64;
     MVAFSDKQEA LVNGAYEAFK ANIPKYSVVF YTTILEKAPA AKNLFSFLAN GVDATNPKLT
     GHAEKLFGLV RDSAAQLRAS GGVVADAALG AVHSQKAVND AQFVVVKEAL VKTLKEAVGD
     KWSDELGTAV ELAYDELAAA IKKAY
 
 
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