P20012 (LIGB_TRAVE) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names	Recommended name: Ligninase B EC=1.11.1.14 Alternative name(s): Diarylpropane peroxidase Lignin peroxidase
Organism	Trametes versicolor (White-rot fungus) (Coriolus versicolor)
Taxonomic identifier	5325 [NCBI]
Taxonomic lineage	Eukaryota › Fungi › Dikarya › Basidiomycota › Agaricomycotina › Homobasidiomycetes › Aphyllophorales › Trametes

Protein attributes

Sequence length	13 AA.
Sequence status	Fragment.
Protein existence	Evidence at protein level

General annotation (Comments)

Function	Depolymerization of lignin. Catalyzes the C(alpha)-C(beta) cleavage of the propyl side chains of lignin.
Catalytic activity	(3,4-dimethoxyphenyl)methanol + H2O2 = 3,4-dimethoxybenzaldehyde + 2 H2O.
Pathway	Secondary metabolite metabolism; lignin degradation.
Sequence similarities	Belongs to the peroxidase family. Ligninase subfamily.

Ontologies

Keywords
Biological process	Hydrogen peroxide Lignin degradation
Ligand	Heme Iron Metal-binding
Molecular function	Oxidoreductase Peroxidase
Technical term	Direct protein sequencing
Gene Ontology (GO)
Biological process	hydrogen peroxide catabolic process Inferred from electronic annotation. Source: UniProtKB-KW lignin catabolic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	diarylpropane peroxidase activity Inferred from electronic annotation. Source: EC metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – ›13	›13	Ligninase B		PRO_0000055613
Experimental info
	Non-terminal residue	13	1

Sequences

	Sequence		Length	Mass (Da)
	P20012 [UniParc]. Last modified February 1, 1991. Version 1. Checksum: 22C50ED5872A52C8	FASTA	13	1,271
	10 VTXPDGVNTA TNA

References

[1]	"Trametes versicolor ligninase: isozyme sequence homology and substrate specificity." Joensson L.J., Karlsson O., Lundquist K., Nyman P.O. FEBS Lett. 247:143-146(1989) [PubMed: 2707445] [Abstract] Cited for: PROTEIN SEQUENCE.

Cross-references

Sequence databases
PIR	S04014.
3D structure databases
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Family and domain databases
PROSITE	PS00435. PEROXIDASE_1. Partial match. PS00436. PEROXIDASE_2. Partial match. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LIGB_TRAVE

Accession

Primary (citable) accession number: P20012

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 1, 1991
Last sequence update:	February 1, 1991
Last modified:	June 28, 2011
This is version 53 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Fungal Protein Annotation Program