HBL2_BRANA
ID HBL2_BRANA Reviewed; 161 AA.
AC Q941Q2;
DT 26-JUL-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2001, sequence version 1.
DT 03-AUG-2022, entry version 63.
DE RecName: Full=Non-symbiotic hemoglobin 2;
DE AltName: Full=BRAna GLB2;
DE AltName: Full=Hb2;
GN Name=HB2; Synonyms=GLB2;
OS Brassica napus (Rape).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Brassicales; Brassicaceae; Brassiceae; Brassica.
OX NCBI_TaxID=3708;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=11725952; DOI=10.1023/a:1012440926982;
RA Hunt P.W., Watts R.A., Trevaskis B., Llewellyn D.J., Burnell J.,
RA Dennis E.S., Peacock W.J.;
RT "Expression and evolution of functionally distinct haemoglobin genes in
RT plants.";
RL Plant Mol. Biol. 47:677-692(2001).
CC -!- FUNCTION: May not function as an oxygen storage or transport protein,
CC but might act as an oxygen sensor or play a role in electron transfer,
CC possibly to a bound oxygen molecule.
CC -!- SIMILARITY: Belongs to the plant globin family. {ECO:0000305}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AY026337; AAK07741.1; -; Genomic_DNA.
DR AlphaFoldDB; Q941Q2; -.
DR SMR; Q941Q2; -.
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 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 3: Inferred from homology;
KW Heme; Iron; Metal-binding.
FT CHAIN 1..161
FT /note="Non-symbiotic hemoglobin 2"
FT /id="PRO_0000193013"
FT BINDING 66
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 101
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 161 AA; 18318 MW; BCA2CDF6EC2B7B24 CRC64;
MGEIVFTEKQ EALVKESWEI LKQDIPKYSL HFFSQILEIA PAAKDMFSFL RDTDEVPHNN
PKLKAHAVKV FKMTCETAIQ LREKGKVVVA DTTLQYLGSV HFKSGVLDPH FEVVKEALVR
TLKEGLGEKY NEEVEGAWSK AYDHLALAIK AEMKQEDSQK P