UniProtKB - B1K6I9 (KATG2_BURCC)
Protein
Catalase-peroxidase 2
Gene
katG2
Organism
Burkholderia cenocepacia (strain MC0-3)
Status
Functioni
Bifunctional enzyme with both catalase and broad-spectrum peroxidase activity.UniRule annotation
Catalytic activityi
Cofactori
heme bUniRule annotationNote: Binds 1 heme b (iron(II)-protoporphyrin IX) group per dimer.UniRule annotation
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Sitei | 88 | Transition state stabilizerUniRule annotation | 1 | |
Active sitei | 92 | Proton acceptorUniRule annotation | 1 | |
Metal bindingi | 255 | Iron (heme axial ligand)UniRule annotation | 1 |
GO - Molecular functioni
- catalase activity Source: UniProtKB-UniRule
- heme binding Source: InterPro
- metal ion binding Source: UniProtKB-KW
GO - Biological processi
- hydrogen peroxide catabolic process Source: UniProtKB-KW
- response to oxidative stress Source: InterPro
Keywordsi
Molecular function | Oxidoreductase, Peroxidase |
Biological process | Hydrogen peroxide |
Ligand | Heme, Iron, Metal-binding |
Enzyme and pathway databases
BioCyci | BCEN406425:G1GBC-5350-MONOMER |
Names & Taxonomyi
Protein namesi | Recommended name: Catalase-peroxidase 2UniRule annotation (EC:1.11.1.21UniRule annotation)Short name: CP 2UniRule annotation Alternative name(s): Peroxidase/catalase 2UniRule annotation |
Gene namesi | Name:katG2UniRule annotation Ordered Locus Names:Bcenmc03_5078 |
Organismi | Burkholderia cenocepacia (strain MC0-3) |
Taxonomic identifieri | 406425 [NCBI] |
Taxonomic lineagei | Bacteria › Proteobacteria › Betaproteobacteria › Burkholderiales › Burkholderiaceae › Burkholderia › Burkholderia cepacia complex › |
Proteomesi |
|
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000354737 | 1 – 728 | Catalase-peroxidase 2Add BLAST | 728 |
Amino acid modifications
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Cross-linki | 91 ↔ 214 | Tryptophyl-tyrosyl-methioninium (Trp-Tyr) (with M-240)UniRule annotation | ||
Cross-linki | 214 ↔ 240 | Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with W-91)UniRule annotation |
Post-translational modificationi
Formation of the three residue Trp-Tyr-Met cross-link is important for the catalase, but not the peroxidase activity of the enzyme.UniRule annotation
Interactioni
Subunit structurei
Homodimer or homotetramer.
UniRule annotationFamily & Domainsi
Sequence similaritiesi
Phylogenomic databases
HOGENOMi | CLU_025424_2_0_4 |
OMAi | ELINTAW |
Family and domain databases
HAMAPi | MF_01961, Catal_peroxid, 1 hit |
InterProi | View protein in InterPro IPR000763, Catalase_peroxidase IPR002016, Haem_peroxidase IPR010255, Haem_peroxidase_sf IPR019794, Peroxidases_AS IPR019793, Peroxidases_heam-ligand_BS |
PANTHERi | PTHR30555, PTHR30555, 1 hit |
Pfami | View protein in Pfam PF00141, peroxidase, 2 hits |
PRINTSi | PR00460, BPEROXIDASE PR00458, PEROXIDASE |
SUPFAMi | SSF48113, SSF48113, 2 hits |
TIGRFAMsi | TIGR00198, cat_per_HPI, 1 hit |
PROSITEi | View protein in PROSITE PS00435, PEROXIDASE_1, 1 hit PS00436, PEROXIDASE_2, 1 hit PS50873, PEROXIDASE_4, 1 hit |
i Sequence
Sequence statusi: Complete.
B1K6I9-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MSNEGKCPFN HGKRNGTTNR DWWPNQLNLK ILHQHSSEAD PMDPGFDYAE
60 70 80 90 100
AFNSLDLAAV KADLRALMTA SQDWWPADFG HYGPFFVRMA WHSAGTYRTG
110 120 130 140 150
DGRGGAGRGQ QRFAPLNSWP DNVGLDKARR LIWPVKQKYG RKISWADLIV
160 170 180 190 200
LTGNVALESM GFKTFGFAGG REDSWEPDED VYWGMESTWL DDKRYSGDRQ
210 220 230 240 250
LETPLAAVQM GLIYVNPEGP NGNPDPLASA RDIRETFARM AMNDEETVAL
260 270 280 290 300
IAGGHTFGKT HGAGDASHVG PEPEAAPLEQ MGLGWKSSFG SGKAGDAIGS
310 320 330 340 350
GLEVIWTSTP TQWSNNFFWN LFGYDWELTK SPAGAHQWQP KGGAGADSVP
360 370 380 390 400
DPFEPGKRRV PTMLTSDIAL RADPTYEKIS RRFFENPNEF AEAFARAWFK
410 420 430 440 450
LTHRDMGPRV RYLGPEVPSE ELLWQDPIPM PDHPQVDEQD VSALKAKVLA
460 470 480 490 500
SGLSVSELVS TAWASASTFR GSDKRGGANG ARVRLAPQKD WEVNQPAQLA
510 520 530 540 550
TVLEVLGALQ VEFNRAATGG KQVSLADLIV IAGNAGVEQA AAAAGVEITV
560 570 580 590 600
PFTPGRGDAS AEQTDVDSMA VLEPIADGFR NYLKGAYTIP AEKLLIDKAQ
610 620 630 640 650
LLSLSAPEMT VLIGGLRVLG TNVGDSKHGV FTDRREVLTN DFFRNLLDMG
660 670 680 690 700
TEWKPTSEAN EAYEGRDRAT GELKWLASRV DLVFGSHSQL RALSEVYGSE
710 720
DSQQKFVRDF VAAWTKVMNA DRFDIKHN
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | CP000959 Genomic DNA Translation: ACA94208.1 |
RefSeqi | WP_011546991.1, NC_010515.1 |
Genome annotation databases
EnsemblBacteriai | ACA94208; ACA94208; Bcenmc03_5078 |
KEGGi | bcm:Bcenmc03_5078 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | CP000959 Genomic DNA Translation: ACA94208.1 |
RefSeqi | WP_011546991.1, NC_010515.1 |
3D structure databases
SMRi | B1K6I9 |
ModBasei | Search... |
Genome annotation databases
EnsemblBacteriai | ACA94208; ACA94208; Bcenmc03_5078 |
KEGGi | bcm:Bcenmc03_5078 |
Phylogenomic databases
HOGENOMi | CLU_025424_2_0_4 |
OMAi | ELINTAW |
Enzyme and pathway databases
BioCyci | BCEN406425:G1GBC-5350-MONOMER |
Family and domain databases
HAMAPi | MF_01961, Catal_peroxid, 1 hit |
InterProi | View protein in InterPro IPR000763, Catalase_peroxidase IPR002016, Haem_peroxidase IPR010255, Haem_peroxidase_sf IPR019794, Peroxidases_AS IPR019793, Peroxidases_heam-ligand_BS |
PANTHERi | PTHR30555, PTHR30555, 1 hit |
Pfami | View protein in Pfam PF00141, peroxidase, 2 hits |
PRINTSi | PR00460, BPEROXIDASE PR00458, PEROXIDASE |
SUPFAMi | SSF48113, SSF48113, 2 hits |
TIGRFAMsi | TIGR00198, cat_per_HPI, 1 hit |
PROSITEi | View protein in PROSITE PS00435, PEROXIDASE_1, 1 hit PS00436, PEROXIDASE_2, 1 hit PS50873, PEROXIDASE_4, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | KATG2_BURCC | |
Accessioni | B1K6I9Primary (citable) accession number: B1K6I9 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | November 25, 2008 |
Last sequence update: | April 29, 2008 | |
Last modified: | December 2, 2020 | |
This is version 71 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |