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Q7XZP5 (APX5_ARATH) Reviewed, UniProtKB/Swiss-Prot

Last modified May 1, 2013. Version 68. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
L-ascorbate peroxidase 5, peroxisomal

Short name=AtAPx04
EC=1.11.1.11
Gene names
Name:APX5
Ordered Locus Names:At4g35970
ORF Names:F4B14_240, T19K4.100
OrganismArabidopsis thaliana (Mouse-ear cress) [Reference proteome]
Taxonomic identifier3702 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonscore eudicotyledonsrosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis

Protein attributes

Sequence length279 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Plays a key role in hydrogen peroxide removal By similarity.

Catalytic activity

2 L-ascorbate + H2O2 + 2 H+ = L-ascorbate + L-dehydroascorbate + 2 H2O.

Cofactor

Binds 1 heme B (iron-protoporphyrin IX) group per subunit.

Binds 1 potassium or calcium ion per subunit By similarity.

Subcellular location

Peroxisome membrane; Single-pass membrane protein Potential.

Sequence similarities

Belongs to the peroxidase family. Ascorbate peroxidase subfamily.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Transit peptide1 – ?Peroxisome Potential
Chain? – 279L-ascorbate peroxidase 5, peroxisomalPRO_0000261324

Regions

Transmembrane251 – 27121Helical; Potential

Sites

Active site391Proton acceptor By similarity
Metal binding1581Iron (heme axial ligand) By similarity
Metal binding1591Potassium or calcium By similarity
Metal binding1751Potassium or calcium By similarity
Metal binding1821Potassium or calcium By similarity
Site351Transition state stabilizer By similarity

Sequences

Sequence LengthMass (Da)Tools
Q7XZP5 [UniParc].

Last modified November 28, 2006. Version 2.
Checksum: 518836C729B1C745

FASTA27930,895
        10         20         30         40         50         60 
MAVNVDAEYL KEIEKTRRDL RALISSRNCA PIMLRLAWHD AGTYDAKKKT GGANGSIRFK 

        70         80         90        100        110        120 
EELNRPHNKG LEKAVAFCEE VKAKHPRVSY ADLYQLAGVV AVEVTGGPAI PFTPGRKDAD 

       130        140        150        160        170        180 
SADDGELPNP NEGASHLRTL FSRMGLLDRD IVALSGGHTL GRAHKERSDF EGPWTQDPLK 

       190        200        210        220        230        240 
FDNSYFVELL KGETPGLLQL KTDKALLDDP KFHPFVKLYA KDEDMFFKAY AISHKKLSEL 

       250        260        270 
GFNPPRRIPS AVTQQTLGIA VAAAVVIFTI CYEASRRGK 

« Hide

References

« Hide 'large scale' references
[1]"Sequence and analysis of chromosome 4 of the plant Arabidopsis thaliana."
Mayer K.F.X., Schueller C., Wambutt R., Murphy G., Volckaert G., Pohl T., Duesterhoeft A., Stiekema W., Entian K.-D., Terryn N., Harris B., Ansorge W., Brandt P., Grivell L.A., Rieger M., Weichselgartner M., de Simone V., Obermaier B. expand/collapse author list , Mache R., Mueller M., Kreis M., Delseny M., Puigdomenech P., Watson M., Schmidtheini T., Reichert B., Portetelle D., Perez-Alonso M., Boutry M., Bancroft I., Vos P., Hoheisel J., Zimmermann W., Wedler H., Ridley P., Langham S.-A., McCullagh B., Bilham L., Robben J., van der Schueren J., Grymonprez B., Chuang Y.-J., Vandenbussche F., Braeken M., Weltjens I., Voet M., Bastiaens I., Aert R., Defoor E., Weitzenegger T., Bothe G., Ramsperger U., Hilbert H., Braun M., Holzer E., Brandt A., Peters S., van Staveren M., Dirkse W., Mooijman P., Klein Lankhorst R., Rose M., Hauf J., Koetter P., Berneiser S., Hempel S., Feldpausch M., Lamberth S., Van den Daele H., De Keyser A., Buysshaert C., Gielen J., Villarroel R., De Clercq R., van Montagu M., Rogers J., Cronin A., Quail M.A., Bray-Allen S., Clark L., Doggett J., Hall S., Kay M., Lennard N., McLay K., Mayes R., Pettett A., Rajandream M.A., Lyne M., Benes V., Rechmann S., Borkova D., Bloecker H., Scharfe M., Grimm M., Loehnert T.-H., Dose S., de Haan M., Maarse A.C., Schaefer M., Mueller-Auer S., Gabel C., Fuchs M., Fartmann B., Granderath K., Dauner D., Herzl A., Neumann S., Argiriou A., Vitale D., Liguori R., Piravandi E., Massenet O., Quigley F., Clabauld G., Muendlein A., Felber R., Schnabl S., Hiller R., Schmidt W., Lecharny A., Aubourg S., Chefdor F., Cooke R., Berger C., Monfort A., Casacuberta E., Gibbons T., Weber N., Vandenbol M., Bargues M., Terol J., Torres A., Perez-Perez A., Purnelle B., Bent E., Johnson S., Tacon D., Jesse T., Heijnen L., Schwarz S., Scholler P., Heber S., Francs P., Bielke C., Frishman D., Haase D., Lemcke K., Mewes H.-W., Stocker S., Zaccaria P., Bevan M., Wilson R.K., de la Bastide M., Habermann K., Parnell L., Dedhia N., Gnoj L., Schutz K., Huang E., Spiegel L., Sekhon M., Murray J., Sheet P., Cordes M., Abu-Threideh J., Stoneking T., Kalicki J., Graves T., Harmon G., Edwards J., Latreille P., Courtney L., Cloud J., Abbott A., Scott K., Johnson D., Minx P., Bentley D., Fulton B., Miller N., Greco T., Kemp K., Kramer J., Fulton L., Mardis E., Dante M., Pepin K., Hillier L.W., Nelson J., Spieth J., Ryan E., Andrews S., Geisel C., Layman D., Du H., Ali J., Berghoff A., Jones K., Drone K., Cotton M., Joshu C., Antonoiu B., Zidanic M., Strong C., Sun H., Lamar B., Yordan C., Ma P., Zhong J., Preston R., Vil D., Shekher M., Matero A., Shah R., Swaby I.K., O'Shaughnessy A., Rodriguez M., Hoffman J., Till S., Granat S., Shohdy N., Hasegawa A., Hameed A., Lodhi M., Johnson A., Chen E., Marra M.A., Martienssen R., McCombie W.R.
Nature 402:769-777(1999) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: cv. Columbia.
[2]The Arabidopsis Information Resource (TAIR)
Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases
Cited for: GENOME REANNOTATION.
Strain: cv. Columbia.
[3]"Functional annotation of a full-length Arabidopsis cDNA collection."
Seki M., Narusaka M., Kamiya A., Ishida J., Satou M., Sakurai T., Nakajima M., Enju A., Akiyama K., Oono Y., Muramatsu M., Hayashizaki Y., Kawai J., Carninci P., Itoh M., Ishii Y., Arakawa T., Shibata K., Shinagawa A., Shinozaki K.
Science 296:141-145(2002) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
Strain: cv. Columbia.
[4]"Empirical analysis of transcriptional activity in the Arabidopsis genome."
Yamada K., Lim J., Dale J.M., Chen H., Shinn P., Palm C.J., Southwick A.M., Wu H.C., Kim C.J., Nguyen M., Pham P.K., Cheuk R.F., Karlin-Newmann G., Liu S.X., Lam B., Sakano H., Wu T., Yu G. expand/collapse author list , Miranda M., Quach H.L., Tripp M., Chang C.H., Lee J.M., Toriumi M.J., Chan M.M., Tang C.C., Onodera C.S., Deng J.M., Akiyama K., Ansari Y., Arakawa T., Banh J., Banno F., Bowser L., Brooks S.Y., Carninci P., Chao Q., Choy N., Enju A., Goldsmith A.D., Gurjal M., Hansen N.F., Hayashizaki Y., Johnson-Hopson C., Hsuan V.W., Iida K., Karnes M., Khan S., Koesema E., Ishida J., Jiang P.X., Jones T., Kawai J., Kamiya A., Meyers C., Nakajima M., Narusaka M., Seki M., Sakurai T., Satou M., Tamse R., Vaysberg M., Wallender E.K., Wong C., Yamamura Y., Yuan S., Shinozaki K., Davis R.W., Theologis A., Ecker J.R.
Science 302:842-846(2003) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
Strain: cv. Columbia.
[5]"Heat stress- and heat shock transcription factor-dependent expression and activity of ascorbate peroxidase in Arabidopsis."
Panchuk I.I., Volkov R.A., Schoffl F.
Plant Physiol. 129:838-853(2002) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 19-279.
Strain: cv. Columbia.
+Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AL022373 Genomic DNA. Translation: CAA18491.1.
AL031986 Genomic DNA. Translation: CAA21483.1.
AL161588 Genomic DNA. Translation: CAB81506.1.
CP002687 Genomic DNA. Translation: AEE86596.1.
AK119023 mRNA. Translation: BAC43599.1.
BT006053 mRNA. Translation: AAP04038.1.
AF441714 mRNA. Translation: AAP72144.1.
IPIIPI00528635.
PIRT04707.
RefSeqNP_195321.1. NM_119763.2.
UniGeneAt.31367.

3D structure databases

HSSPHSSP built from PDB template 1APX based on UniProtKB P48534.
ProteinModelPortalQ7XZP5.
SMRQ7XZP5. Positions 5-242.
ModBaseSearch...

Protein family/group databases

PeroxiBase1887. AtAPx04.

Proteomic databases

PaxDbQ7XZP5.
PRIDEQ7XZP5.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblPlantsAT4G35970.1; AT4G35970.1; AT4G35970.
GeneID829751.
KEGGath:AT4G35970.

Organism-specific databases

GeneFarm1983. 146.
TAIRAt4g35970.

Phylogenomic databases

eggNOGCOG0376.
HOGENOMHOG000189824.
InParanoidQ7XZP5.
KOK00434.
OMAHALGKTH.
PhylomeDBQ7XZP5.
ProtClustDBCLSN2915793.

Gene expression databases

GenevestigatorQ7XZP5.

Family and domain databases

InterProIPR002207. Asc_peroxidase.
IPR010255. Haem_peroxidase.
IPR002016. Haem_peroxidase_pln/fun/bac.
IPR019794. Peroxidases_AS.
IPR019793. Peroxidases_heam-ligand_BS.
[Graphical view]
PfamPF00141. peroxidase. 1 hit.
[Graphical view]
PRINTSPR00459. ASPEROXIDASE.
PR00458. PEROXIDASE.
SUPFAMSSF48113. Peroxidase_super. 1 hit.
PROSITEPS00435. PEROXIDASE_1. 1 hit.
PS00436. PEROXIDASE_2. 1 hit.
PS50873. PEROXIDASE_4. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameAPX5_ARATH
AccessionPrimary (citable) accession number: Q7XZP5
Secondary accession number(s): O65634
Entry history
Integrated into UniProtKB/Swiss-Prot: November 28, 2006
Last sequence update: November 28, 2006
Last modified: May 1, 2013
This is version 68 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

Arabidopsis thaliana

Arabidopsis thaliana: entries and gene names

SIMILARITY comments

Index of protein domains and families