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Q51879 (NIR_PHOLA) Reviewed, UniProtKB/Swiss-Prot

Last modified September 21, 2011. Version 57. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (1) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
Ferredoxin--nitrite reductase

EC=1.7.7.1
Gene names
Name:nirA
Synonyms:nir
OrganismPhormidium laminosum
Taxonomic identifier32059 [NCBI]
Taxonomic lineageBacteriaCyanobacteriaOscillatorialesPhormidium

Protein attributes

Sequence length510 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Catalytic activity

NH3 + 2 H2O + 6 oxidized ferredoxin = nitrite + 6 reduced ferredoxin + 7 H+.

Sequence similarities

Belongs to the nitrite and sulfite reductase 4Fe-4S domain family.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 510510Ferredoxin--nitrite reductase
PRO_0000199956

Sites

Metal binding3961Iron-sulfur (4Fe-4S) By similarity
Metal binding4021Iron-sulfur (4Fe-4S) By similarity
Metal binding4371Iron-sulfur (4Fe-4S) By similarity
Metal binding4411Iron (siroheme axial ligand) By similarity
Metal binding4411Iron-sulfur (4Fe-4S) By similarity

Sequences

Sequence LengthMass (Da)Tools
Q51879 [UniParc].

Last modified November 1, 1996. Version 1.
Checksum: D4BB0816EABD9C80

FASTA51056,709
        10         20         30         40         50         60 
MTSTVPAETS LNKFEKLKSE KDGLAVKSEL EDFARLGWEA MDETDRDHRL RWMGVFFRPV 

        70         80         90        100        110        120 
SQGKFMLRMR IPNGILTSGQ IRVLAEVVER YGEDGNADIT TRPNLQLRGI RLEDIPDIFR 

       130        140        150        160        170        180 
RFEQAGLTSI QSGMDNVRNI TGSPVAGIDA DELIDTRGLV RKVQDMITNN GEGNPSFSNL 

       190        200        210        220        230        240 
PRKFNIAIAG CRDNSVHAEI NDIAFVPAYK DGKLGFNVLV GGFFSAKRCE AAVPLNAWVD 

       250        260        270        280        290        300 
PRDVVALCEA ILIVYRITGC GANRQKSRLM WLIDEWGMDK FRAEVEQQLG HPLQTAAPKD 

       310        320        330        340        350        360 
EILWDKRDHI GIHAQKKPGL NYVGLLVPVG RLYAPMFDLA RIAEVYGDGE MRLTVERKRD 

       370        380        390        400        410        420 
HSRTCPMSSV ASLLKEPLLE KFSVSPGLLV RSLVSCTGAQ FCNFALIETK NRAMALIREL 

       430        440        450        460        470        480 
ESELELARPV RIHWTGCPNS CGQPQVADIG LMGTKVRKDG KATEGVDLYM GGKVGKHAEL 

       490        500        510 
GTCVQKGIPC DDLKPILRNL LIEHFGARPK 

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References

[1]"Isolation, sequence and expression in Escherichia coli of the nitrite reductase gene from the filamentous, thermophilic cyanobacterium Phormidium laminosum."
Merchan F., Prieto R., Kindle K.L., Llama M.J., Serra J.L., Fernandez E.
Plant Mol. Biol. 27:1037-1042(1995) [PubMed: 7766873] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
Strain: OH-1-P-CL1.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
Z19598 Genomic DNA. Translation: CAA79655.1.
PIRS56640.

3D structure databases

ProteinModelPortalQ51879.
ModBaseSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

InterProIPR005117. NiRdtase/SiRdtase_haem-b_fer.
IPR006067. NO2/SO3_Rdtase_4Fe4S_dom.
IPR006066. NO2/SO3_Rdtase_FeS/sirohaem_BS.
[Graphical view]
Gene3DG3DSA:3.90.480.10. G3DSA:3.90.480.10. 2 hits.
PfamPF01077. NIR_SIR. 2 hits.
PF03460. NIR_SIR_ferr. 2 hits.
[Graphical view]
PRINTSPR00397. SIROHAEM.
SUPFAMSSF55124. NiR_SiRalpha_1/3. 2 hits.
PROSITEPS00365. NIR_SIR. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameNIR_PHOLA
AccessionPrimary (citable) accession number: Q51879
Entry history
Integrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: November 1, 1996
Last modified: September 21, 2011
This is version 57 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families