Detail Information for IndEnz0015000052
IED ID IndEnz0015000052
Enzyme Type ID laccase000052
Protein Name Laccase-1b
EC 1.10.3.2
Benzenediol:oxygen oxidoreductase 1b
Diphenol oxidase 1b
Lac Ib
Urishiol oxidase 1b
Fragment
Gene Name
Organism Cerrena unicolor (Canker rot fungus) (Daedalea unicolor)
Taxonomic Lineage cellular organisms Eukaryota Opisthokonta Fungi Dikarya Basidiomycota Agaricomycotina Agaricomycetes Agaricomycetes incertae sedis Polyporales Cerrenaceae Cerrena Cerrena unicolor (Canker rot fungus) (Daedalea unicolor)
Enzyme Sequence AIGPVADLH
Enzyme Length 9
Uniprot Accession Number P85308
Absorption
Active Site
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity CATALYTIC ACTIVITY: Reaction=4 hydroquinone + O2 = 4 benzosemiquinone + 2 H2O; Xref=Rhea:RHEA:11276, ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17594, ChEBI:CHEBI:17977; EC=1.10.3.2; Evidence={ECO:0000269|Ref.1};
DNA Binding
EC Number 1.10.3.2
Enzyme Function FUNCTION: Lignin degradation and detoxification of lignin-derived products. {ECO:0000250|UniProtKB:Q12718, ECO:0000305}.
Temperature Dependency BIOPHYSICOCHEMICAL PROPERTIES: Temperature dependence: Optimum temperature is 60 degrees Celsius. {ECO:0000269|Ref.1};
PH Dependency BIOPHYSICOCHEMICAL PROPERTIES: pH dependence: Optimum pH is 5.3. {ECO:0000269|Ref.1};
Pathway
nucleotide Binding
Features Chain (1); Metal binding (1); Non-terminal residue (1)
Keywords Copper;Direct protein sequencing;Lignin degradation;Metal-binding;Oxidoreductase;Secreted
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Secreted {ECO:0000250|UniProtKB:Q12718}.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 892
Kinetics BIOPHYSICOCHEMICAL PROPERTIES: Kinetic parameters: KM=0.153 mM for syringaldazine {ECO:0000269|Ref.1};
Metal Binding METAL 9; /note=Copper 3; type 3; /evidence=ECO:0000250|UniProtKB:D0VWU3
Rhea ID RHEA:11276
Cross Reference Brenda