Structure of PDB 1kya Chain D

Receptor sequence
>1kyaD (length=499) Species: 5325 (Trametes versicolor) [Search protein sequence]
GIGPVADLTITNAAVSPDGFSRQAVVVNGGTPGPLITGNMGDRFQLNVID
NLTNHTMLKSTSIHWHGFFQKGTNWADGPAFINQCPISSGHSFLYDFQVP
DQAGTFWYHSHLSTQYCDGLRGPFVVYDPNDPAADLYDVDNDDTVITLVD
WYHVAAKLGPAFPLGADATLINGKGRSPSTTTADLSVISVTPGKRYRFRL
VSLSCDPNYTFSIDGHNMTIIETDSINTAPLVVDSIQIFAAQRYSFVLEA
NQAVDNYWIRANPNFGNVGFTGGINSAILRYDGAAAVEPTTTQTTSTAPL
NEVNLHPLVATAVPGSPVAGGVDLAINMAFNFNGTNFFINGASFTPPTVP
VLLQIISGAQNAQDLLPSGSVYSLPSNADIEISFPATAAAPGAPHPFHLH
GHAFAVVRSAGSTVYNYDNPIFRDVVSTGTPAAGDNVTIRFRTDNPGPWF
LHCHIDFHLEAGFAVVFAEDIPDVASANPVPQAWSDLCPTYDARDPSDQ
3D structure
PDB1kya Crystal structure of a four-copper laccase complexed with an arylamine: insights into substrate recognition and correlation with kinetics.
ChainD
Resolution2.4 Å
3D
structure
Catalytic site residues are labeled in the structure
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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 CU D H395 C453 H458 H395 C453 H458
BS02 CU D H111 H400 H452 H111 H400 H452
BS03 CU D H66 H109 H454 H66 H109 H454
BS04 CU D H64 H398 H64 H398
BS05 XYD D F162 L164 D206 F265 H458 F162 L164 D206 F265 H458
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0052716 hydroquinone:oxygen oxidoreductase activity
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Cellular Component
External links
PDB RCSB:1kya, PDBe:1kya, PDBj:1kya
PDBsum1kya
PubMed12044164
UniProtQ96UT7

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