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Protein

Group 1 truncated hemoglobin GlbN

Gene

glbN

Organism
Synechocystis sp. (strain PCC 6803 / Kazusa)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Forms a very stable complex with oxygen. The oxygen dissociation rate is 0.011 s(-1).

Cofactori

hemeNote: Binds 1 heme group per subunit.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Metal bindingi46Iron (heme distal ligand)1
Metal bindingi70Iron (heme proximal ligand)1
Binding sitei117Heme (covalent; via tele nitrogen)1

GO - Molecular functioni

Keywordsi

Biological processOxygen transport, Transport
LigandHeme, Iron, Metal-binding

Enzyme and pathway databases

BioCyciMetaCyc:MONOMER-19373

Names & Taxonomyi

Protein namesi
Recommended name:
Group 1 truncated hemoglobin GlbN
Short name:
Truncated Hb
Short name:
trHbN
Alternative name(s):
Cyanoglobin
Hemoglobin
Short name:
Hb
SynHb
Gene namesi
Name:glbN
Ordered Locus Names:slr2097
OrganismiSynechocystis sp. (strain PCC 6803 / Kazusa)
Taxonomic identifieri1111708 [NCBI]
Taxonomic lineageiBacteriaCyanobacteriaSynechococcalesMerismopediaceaeSynechocystis
Proteomesi
  • UP000001425 Componenti: Chromosome

Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Mutagenesisi46H → A: Changes iron coordination. 1 Publication1
Mutagenesisi117H → A: Increases heme dissociation from the Fe(2+) hexacoordinate complex. 1 Publication1

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00001626461 – 124Group 1 truncated hemoglobin GlbNAdd BLAST124

Proteomic databases

PaxDbiP73925
PRIDEiP73925

Interactioni

Subunit structurei

Monomer.1 Publication

Protein-protein interaction databases

STRINGi1148.SYNGTS_1415

Structurei

Secondary structure

1124
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details
Feature keyPosition(s)DescriptionActionsGraphical viewLength
Helixi4 – 8Combined sources5
Helixi10 – 26Combined sources17
Turni29 – 31Combined sources3
Helixi32 – 35Combined sources4
Helixi40 – 54Combined sources15
Beta strandi57 – 59Combined sources3
Helixi66 – 77Combined sources12
Helixi81 – 98Combined sources18
Helixi102 – 113Combined sources12
Helixi115 – 121Combined sources7

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1MWBNMR-A2-124[»]
1RTXX-ray1.80A2-124[»]
1S69X-ray1.68A1-124[»]
1S6AX-ray1.69A1-124[»]
2HZ1X-ray1.80A2-124[»]
2HZ2X-ray2.00A2-124[»]
2HZ3X-ray1.90A2-124[»]
ProteinModelPortaliP73925
SMRiP73925
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP73925

Family & Domainsi

Sequence similaritiesi

Phylogenomic databases

HOGENOMiHOG000262697
InParanoidiP73925
KOiK06886
OMAiISHFFED
PhylomeDBiP73925

Family and domain databases

Gene3Di1.10.490.10, 1 hit
InterProiView protein in InterPro
IPR009050 Globin-like_sf
IPR012292 Globin/Proto
IPR019795 Globin_bac-like_CS
IPR001486 Hemoglobin_trunc
IPR016339 Hemoglobin_trunc_I
PfamiView protein in Pfam
PF01152 Bac_globin, 1 hit
PIRSFiPIRSF002030 Globin_Protozoa/Cyanobacteria, 1 hit
SUPFAMiSSF46458 SSF46458, 1 hit
PROSITEiView protein in PROSITE
PS01213 GLOBIN_FAM_2, 1 hit

Sequencei

Sequence statusi: Complete.

P73925-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MSTLYEKLGG TTAVDLAVDK FYERVLQDDR IKHFFADVDM AKQRAHQKAF
60 70 80 90 100
LTYAFGGTDK YDGRYMREAH KELVENHGLN GEHFDAVAED LLATLKEMGV
110 120
PEDLIAEVAA VAGAPAHKRD VLNQ
Length:124
Mass (Da):13,868
Last modified:February 1, 1997 - v1
Checksum:i8F53B809B8358844
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
BA000022 Genomic DNA Translation: BAA17991.1
PIRiS75129

Genome annotation databases

EnsemblBacteriaiBAA17991; BAA17991; BAA17991
KEGGisyn:slr2097

Similar proteinsi

Entry informationi

Entry nameiTRHBN_SYNY3
AccessioniPrimary (citable) accession number: P73925
Entry historyiIntegrated into UniProtKB/Swiss-Prot: November 16, 2001
Last sequence update: February 1, 1997
Last modified: May 23, 2018
This is version 123 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Reference proteome

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