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Reviewed, UniProtKB/Swiss-Prot Q8Z1Q9 (NRFA_SALTI)

Last modified November 4, 2008. Version 61. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data | Customize display text xml rdf/xml gff fasta
Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents

Names and origin

Protein namesRecommended name:
    Cytochrome c-552
    EC=1.7.2.2
Alternative name(s):
    Ammonia-forming cytochrome c nitrite reductase
      Short name=Cytochrome c nitrite reductase
Gene names
Name: nrfA
Ordered Locus Names: STY4475, t4183
OrganismSalmonella typhi [Complete proteome] [HAMAP]
Taxonomic identifier601 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeSalmonella

Protein attributes

Sequence length478 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceInferred from homology.

General annotation (Comments)

Function

Plays a role in nitrite reduction By similarity.

Catalytic activity

NH(3) + 2 H(2)O + 6 ferricytochrome c = nitrite + 6 ferrocytochrome c + 7 H(+).

Cofactor

Binds 1 calcium ion per monomer By similarity.

Binds 5 heme groups covalently per monomer By similarity.

Pathway

Nitrogen metabolism; nitrate reduction (assimilation).

Subcellular location

PeriplasmBy similarity.

Sequence similarities

Belongs to the cytochrome c-552 family.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Signal peptide1 – 2626 By similarity
Chain27 – 478452Cytochrome c-552
PRO_0000006581

Sites

Metal binding941Iron (heme 3 axial ligand) By similarity
Metal binding1261Iron (heme 1 axial ligand) By similarity
Metal binding1641Iron (heme 2 axial ligand) By similarity
Metal binding2131Iron (heme 3 axial ligand) By similarity
Metal binding2151Calcium By similarity
Metal binding2161Calcium; via carbonyl oxygen By similarity
Metal binding2611Calcium; via carbonyl oxygen By similarity
Metal binding2631Calcium By similarity
Metal binding2751Iron (heme 5 axial ligand) By similarity
Metal binding2861Iron (heme 4 axial ligand) By similarity
Metal binding3011Iron (heme 2 axial ligand) By similarity
Metal binding3181Iron (heme 5 axial ligand) By similarity
Metal binding3931Iron (heme 4 axial ligand) By similarity
Binding site1221Heme 1 (covalent) By similarity
Binding site1251Heme 1 (covalent) By similarity
Binding site1601Heme 2 (covalent) By similarity
Binding site1631Heme 2 (covalent) By similarity
Binding site2091Heme 3 (covalent) By similarity
Binding site2121Heme 3 (covalent) By similarity
Binding site2161Substrate By similarity
Binding site2641Substrate By similarity
Binding site2821Heme 4 (covalent) By similarity
Binding site2851Heme 4 (covalent) By similarity
Binding site3141Heme 5 (covalent) By similarity
Binding site3171Heme 5 (covalent) By similarity

Sequences

Sequence LengthMass (Da)Tools
Q8Z1Q9-1 [UniParc].

Last modified March 1, 2002. Version 1.
Checksum: 9190792F7300CE88

FASTA47853,727
        10         20         30         40         50         60 
MARKTLRARR FFSLIFPFFF ITSVYAEQTP VSAKTVTVEA KNETFAPQHP DQYQSWKATS 

        70         80         90        100        110        120 
EQSAREDALA EDPRLVILWA GYPFSRDYNK PRGHAYAVTD VRETLRTGAP KTAEDGPLPM 

       130        140        150        160        170        180 
ACWSCKSPDV ARLIQQEGED GYFHGKWARG GPEIVNDLGC ADCHNTASDD FAQGKPAITL 

       190        200        210        220        230        240 
SRPYAERAME AIGKPFDKAG RFDQQSMVCG QCHVEYYFDG KNKAVKFPWD EGMKVENMEQ 

       250        260        270        280        290        300 
YYDAIAFSDW TNSLSKTPML KAQHPEYETW SAGIHGKNNV TCIDCHMPKV QNAEGKLYTD 

       310        320        330        340        350        360 
HKIGNPFDNF AQTCANCHTQ DKASLQKVVA ERKQAIHDLK IKVEDQLVHA HFEAKAAWDA 

       370        380        390        400        410        420 
GATDAEMKPI LNDIRHAQWR WDLAIASHGI HMHAPEEGLR MLGSAMDKAA DARTKLARLL 

       430        440        450        460        470 
ATKGITHEIP LPDISTKEKA QKAIGLNMQQ INAEKQDFLK TVVPQWEDQA RKNGLLSQ 

« Hide

References

Cross-references

Sequence databases

AL627282 Genomic DNA. Translation: CAD09261.1.
AE014613 Genomic DNA. Translation: AAO71647.1.
RefSeqNP_458575.1.
NP_807787.1.

3D structure databases

HSSPHSSP built from PDB template 1GU6 based on UniProtKB P32050.
SMRQ8Z1Q9. Positions 38-478.
ModBaseSearch...

Genome annotation databases

GeneID1069632.
1250690.
GenomeReviewsGene locus STY4475 in contig AL513382_GR.
Gene locus t4183 in contig AE014613_GR.
KEGGstt:t4183.
sty:STY4475.

Organism-specific databases

CMRSearch...

Phylogenomic databases

HOGENOMQ8Z1Q9.

Enzyme and pathway databases

BioCycSENT209261:T4183-MON.
SENT220341:STY4475-MON.

Family and domain databases

HAMAPMF_01182.
[Tree]
InterProIPR003321. Cyt_c552.
IPR017570. Cytc_552_NO2Rdtase_formate-dep.
IPR011031. Multihaem_cyt.
[Graphical view]
PfamPF02335. Cytochrom_C552. 1 hit.
[Graphical view]
PIRSFPIRSF000243. Cyt_c552. 1 hit.
PROSITEPS51008. MULTIHEME_CYTC. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameNRFA_SALTI
AccessionPrimary (citable) accession number: Q8Z1Q9
Entry history
Integrated into UniProtKB/Swiss-Prot: October 19, 2002
Last sequence update: March 1, 2002
Last modified: November 4, 2008
This is version 61 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation projectHAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)

Relevant documents

PATHWAY comments

Index of metabolic and biosynthesis pathways

SIMILARITY comments

Index of protein domains and families

Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents