TRHBN_NOSCO
ID TRHBN_NOSCO Reviewed; 118 AA.
AC Q00812;
DT 01-APR-1993, integrated into UniProtKB/Swiss-Prot.
DT 01-APR-1993, sequence version 1.
DT 03-AUG-2022, entry version 79.
DE RecName: Full=Group 1 truncated hemoglobin GlbN;
DE Short=Truncated Hb;
DE AltName: Full=Cyanoglobin;
GN Name=glbN;
OS Nostoc commune.
OC Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=1178;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=UTEX 584 / SAG 1453-5;
RX PubMed=1609281; DOI=10.1126/science.256.5064.1690;
RA Potts M., Angeloni S.V., Ebel R.E., Bassam D.;
RT "Myoglobin in a cyanobacterium.";
RL Science 256:1690-1692(1992).
RN [2]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=UTEX 584 / SAG 1453-5;
RX PubMed=8063099; DOI=10.1016/0378-1119(94)90848-6;
RA Angeloni S.V., Potts M.;
RT "Analysis of the sequences within and flanking the cyanoglobin-encoding
RT gene, glbN, of the cyanobacterium Nostoc commune UTEX 584.";
RL Gene 146:133-134(1994).
CC -!- COFACTOR:
CC Name=heme; Xref=ChEBI:CHEBI:30413; Evidence={ECO:0000250};
CC Note=Binds 1 heme group per subunit. {ECO:0000250};
CC -!- SUBUNIT: Monomer.
CC -!- SUBCELLULAR LOCATION: Membrane; Peripheral membrane protein.
CC -!- SIMILARITY: Belongs to the truncated hemoglobin family. Group I
CC subfamily. {ECO:0000305}.
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DR EMBL; M92437; AAA25512.1; -; Genomic_DNA.
DR EMBL; L23514; AAA21837.1; -; Genomic_DNA.
DR AlphaFoldDB; Q00812; -.
DR SMR; Q00812; -.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
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; IPR009050; Globin-like_sf.
DR InterPro; IPR012292; Globin/Proto.
DR InterPro; IPR019795; Globin_bac-like_CS.
DR InterPro; IPR001486; Hemoglobin_trunc.
DR InterPro; IPR016339; Hemoglobin_trunc_I.
DR Pfam; PF01152; Bac_globin; 1.
DR PIRSF; PIRSF002030; Globin_Protozoa/Cyanobacteria; 1.
DR SUPFAM; SSF46458; SSF46458; 1.
DR PROSITE; PS01213; GLOBIN_FAM_2; 1.
PE 3: Inferred from homology;
KW Heme; Iron; Membrane; Metal-binding; Oxygen transport; Transport.
FT CHAIN 1..118
FT /note="Group 1 truncated hemoglobin GlbN"
FT /id="PRO_0000162644"
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:0000255"
SQ SEQUENCE 118 AA; 12906 MW; 8202E4F93A1015E1 CRC64;
MSTLYDNIGG QPAIEQVVDE LHKRIATDSL LAPVFAGTDM VKQRNHLVAF LAQIFEGPKQ
YGGRPMDKTH AGLNLQQPHF DAIAKHLGER MAVRGVSAEN TKAALDRVTN MKGAILNK