Structure of PDB 2h5u Chain A

Receptor sequence

>2h5uA (length=499) Species: 259368 (Trametes maxima)

GVGPVADNTITNAATSPDGFSRQAVVVNGVTPGPLVAGNIGDRFQLNVID
NLTNHTMLKTTSVHWHGFFQQGTNWADGPAFINQCPISPGHSFLYDFQVP
NQAGTFWYHSHLSTQYCDGLRGPFVVYDPNDPHASRYDVDNDDTTITLAD
WYHTAAKLGPAFPNGADSTLINGKGRAPSDSSAQLSVVSVTKGKRYRFRL
VSLSCDPNFTFSIDGHNNTIIETDSVNSQPLNTDSIQIFAAQRYSFTLNA
NQAVDNYWIRANPNFGNVGFNGGINSAILRYDGAPAVEPTTNQSTSTQPL
NETNLHPLVSTPVPGSPAAGGVDKAINMAFNFNGSNFFINGASFTPPSVP
VLLQILSGAQTAQDLLPSGSVYTLPSNASIEISFPATAAAPGAPHPFHLH
GHVFAVVRSAGSTVYNYSNPIFRDVVSTGTPAAGDNVTIRFLTNNPGPWF
LHCHIDFHLEGGFAVVQAEDVPDVKATNPVPQAWSDLCPTYDANAPSDQ

3D structure

• PDB: 2h5u Purification, crystallization and preliminary X-ray study of the fungal laccase from Cerrena maxima
• Chain: A
• Resolution: 1.9 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): H64 H66 H109 H111 H395 H398 H400 H452 C453 H454 I455 H458 F463
• Catalytic site (residue number reindexed from 1): H64 H66 H109 H111 H395 H398 H400 H452 C453 H454 I455 H458 F463
• Enzyme Commision number: 1.10.3.2: laccase.

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	MAN	A	F20 S21	F20 S21
BS02	CU	A	H395 C453 H458	H395 C453 H458
BS03	CU	A	H66 H109 H454	H66 H109 H454
BS04	CU	A	H111 H400 H452	H111 H400 H452
BS05	CU	A	H64 H398 H400	H64 H398 H400

Gene Ontology

Molecular Function

• GO:0005507 copper ion binding
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding
• GO:0052716 hydroquinone:oxygen oxidoreductase activity

Biological Process

• GO:0046274 lignin catabolic process

Cellular Component

• GO:0005576 extracellular region

External links

• PDB: RCSB:2h5u, PDBe:2h5u, PDBj:2h5u
• PDBsum: 2h5u
• PubMed: 17012782
• UniProt: D0VWU3|LAC1_TRAMX Laccase