LAC3_ARATH
ID LAC3_ARATH Reviewed; 570 AA.
AC Q56YT0; O22917;
DT 03-APR-2007, integrated into UniProtKB/Swiss-Prot.
DT 03-APR-2007, sequence version 2.
DT 03-AUG-2022, entry version 118.
DE RecName: Full=Laccase-3;
DE EC=1.10.3.2;
DE AltName: Full=Benzenediol:oxygen oxidoreductase 3;
DE AltName: Full=Diphenol oxidase 3;
DE AltName: Full=Urishiol oxidase 3;
DE Flags: Precursor;
GN Name=LAC3; OrderedLocusNames=At2g30210; ORFNames=T9D9.2;
OS Arabidopsis thaliana (Mouse-ear cress).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis.
OX NCBI_TaxID=3702;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. Columbia;
RX PubMed=10617197; DOI=10.1038/45471;
RA Lin X., Kaul S., Rounsley S.D., Shea T.P., Benito M.-I., Town C.D.,
RA Fujii C.Y., Mason T.M., Bowman C.L., Barnstead M.E., Feldblyum T.V.,
RA Buell C.R., Ketchum K.A., Lee J.J., Ronning C.M., Koo H.L., Moffat K.S.,
RA Cronin L.A., Shen M., Pai G., Van Aken S., Umayam L., Tallon L.J.,
RA Gill J.E., Adams M.D., Carrera A.J., Creasy T.H., Goodman H.M.,
RA Somerville C.R., Copenhaver G.P., Preuss D., Nierman W.C., White O.,
RA Eisen J.A., Salzberg S.L., Fraser C.M., Venter J.C.;
RT "Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana.";
RL Nature 402:761-768(1999).
RN [2]
RP GENOME REANNOTATION.
RC STRAIN=cv. Columbia;
RX PubMed=27862469; DOI=10.1111/tpj.13415;
RA Cheng C.Y., Krishnakumar V., Chan A.P., Thibaud-Nissen F., Schobel S.,
RA Town C.D.;
RT "Araport11: a complete reannotation of the Arabidopsis thaliana reference
RT genome.";
RL Plant J. 89:789-804(2017).
RN [3]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 391-570.
RC STRAIN=cv. Columbia;
RA Totoki Y., Seki M., Ishida J., Nakajima M., Enju A., Kamiya A.,
RA Narusaka M., Shin-i T., Nakagawa M., Sakamoto N., Oishi K., Kohara Y.,
RA Kobayashi M., Toyoda A., Sakaki Y., Sakurai T., Iida K., Akiyama K.,
RA Satou M., Toyoda T., Konagaya A., Carninci P., Kawai J., Hayashizaki Y.,
RA Shinozaki K.;
RT "Large-scale analysis of RIKEN Arabidopsis full-length (RAFL) cDNAs.";
RL Submitted (MAR-2005) to the EMBL/GenBank/DDBJ databases.
RN [4]
RP TISSUE SPECIFICITY.
RX PubMed=15940465; DOI=10.1007/s00425-004-1472-6;
RA McCaig B.C., Meagher R.B., Dean J.F.D.;
RT "Gene structure and molecular analysis of the laccase-like multicopper
RT oxidase (LMCO) gene family in Arabidopsis thaliana.";
RL Planta 221:619-636(2005).
RN [5]
RP TISSUE SPECIFICITY.
RX PubMed=16804053; DOI=10.1093/jxb/erl022;
RA Cai X., Davis E.J., Ballif J., Liang M., Bushman E., Haroldsen V.,
RA Torabinejad J., Wu Y.;
RT "Mutant identification and characterization of the laccase gene family in
RT Arabidopsis.";
RL J. Exp. Bot. 57:2563-2569(2006).
CC -!- FUNCTION: Lignin degradation and detoxification of lignin-derived
CC products. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=4 hydroquinone + O2 = 4 benzosemiquinone + 2 H2O;
CC Xref=Rhea:RHEA:11276, ChEBI:CHEBI:15377, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:17594, ChEBI:CHEBI:17977; EC=1.10.3.2;
CC -!- COFACTOR:
CC Name=Cu cation; Xref=ChEBI:CHEBI:23378; Evidence={ECO:0000250};
CC Note=Binds 4 Cu cations per monomer. {ECO:0000250};
CC -!- SUBCELLULAR LOCATION: Secreted, extracellular space, apoplast
CC {ECO:0000305}.
CC -!- TISSUE SPECIFICITY: Mostly expressed in roots and siliques.
CC {ECO:0000269|PubMed:15940465, ECO:0000269|PubMed:16804053}.
CC -!- SIMILARITY: Belongs to the multicopper oxidase family. {ECO:0000305}.
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DR EMBL; AC002338; AAC16927.1; -; Genomic_DNA.
DR EMBL; AC004165; AAM14916.1; -; Genomic_DNA.
DR EMBL; CP002685; AEC08358.1; -; Genomic_DNA.
DR EMBL; AK221241; BAD93858.1; -; mRNA.
DR PIR; T00579; T00579.
DR RefSeq; NP_180580.1; NM_128574.4.
DR AlphaFoldDB; Q56YT0; -.
DR SMR; Q56YT0; -.
DR STRING; 3702.AT2G30210.1; -.
DR PaxDb; Q56YT0; -.
DR PRIDE; Q56YT0; -.
DR ProteomicsDB; 250715; -.
DR EnsemblPlants; AT2G30210.1; AT2G30210.1; AT2G30210.
DR GeneID; 817571; -.
DR Gramene; AT2G30210.1; AT2G30210.1; AT2G30210.
DR KEGG; ath:AT2G30210; -.
DR Araport; AT2G30210; -.
DR TAIR; locus:2060879; AT2G30210.
DR eggNOG; KOG1263; Eukaryota.
DR HOGENOM; CLU_006504_6_3_1; -.
DR InParanoid; Q56YT0; -.
DR OMA; KGMDHDM; -.
DR OrthoDB; 454773at2759; -.
DR PhylomeDB; Q56YT0; -.
DR BioCyc; ARA:AT2G30210-MON; -.
DR PRO; PR:Q56YT0; -.
DR Proteomes; UP000006548; Chromosome 2.
DR ExpressionAtlas; Q56YT0; baseline and differential.
DR Genevisible; Q56YT0; AT.
DR GO; GO:0048046; C:apoplast; IEA:UniProtKB-SubCell.
DR GO; GO:0048226; C:Casparian strip; IDA:TAIR.
DR GO; GO:0005507; F:copper ion binding; IEA:InterPro.
DR GO; GO:0052716; F:hydroquinone:oxygen oxidoreductase activity; IEA:UniProtKB-EC.
DR GO; GO:0016491; F:oxidoreductase activity; IBA:GO_Central.
DR GO; GO:0046274; P:lignin catabolic process; IEA:UniProtKB-KW.
DR CDD; cd13849; CuRO_1_LCC_plant; 1.
DR CDD; cd13875; CuRO_2_LCC_plant; 1.
DR CDD; cd13897; CuRO_3_LCC_plant; 1.
DR Gene3D; 2.60.40.420; -; 3.
DR InterPro; IPR001117; Cu-oxidase.
DR InterPro; IPR011706; Cu-oxidase_C.
DR InterPro; IPR045087; Cu-oxidase_fam.
DR InterPro; IPR011707; Cu-oxidase_N.
DR InterPro; IPR033138; Cu_oxidase_CS.
DR InterPro; IPR002355; Cu_oxidase_Cu_BS.
DR InterPro; IPR008972; Cupredoxin.
DR InterPro; IPR034288; CuRO_1_LCC.
DR InterPro; IPR034285; CuRO_2_LCC.
DR InterPro; IPR034289; CuRO_3_LCC.
DR InterPro; IPR017761; Laccase.
DR PANTHER; PTHR11709; PTHR11709; 1.
DR Pfam; PF00394; Cu-oxidase; 1.
DR Pfam; PF07731; Cu-oxidase_2; 1.
DR Pfam; PF07732; Cu-oxidase_3; 1.
DR SUPFAM; SSF49503; SSF49503; 3.
DR TIGRFAMs; TIGR03389; laccase; 1.
DR PROSITE; PS00079; MULTICOPPER_OXIDASE1; 1.
DR PROSITE; PS00080; MULTICOPPER_OXIDASE2; 1.
PE 2: Evidence at transcript level;
KW Apoplast; Copper; Glycoprotein; Lignin degradation; Metal-binding;
KW Oxidoreductase; Reference proteome; Repeat; Secreted; Signal.
FT SIGNAL 1..25
FT /evidence="ECO:0000255"
FT CHAIN 26..570
FT /note="Laccase-3"
FT /id="PRO_0000283631"
FT DOMAIN 33..149
FT /note="Plastocyanin-like 1"
FT DOMAIN 159..310
FT /note="Plastocyanin-like 2"
FT DOMAIN 419..554
FT /note="Plastocyanin-like 3"
FT BINDING 83
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="1"
FT /note="type 2 copper site"
FT /evidence="ECO:0000250"
FT BINDING 85
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="2"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 128
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="2"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 130
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="3"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 471
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="4"
FT /note="type 1 copper site"
FT /evidence="ECO:0000250"
FT BINDING 474
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="1"
FT /note="type 2 copper site"
FT /evidence="ECO:0000250"
FT BINDING 476
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="3"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 533
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="3"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 534
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="4"
FT /note="type 1 copper site"
FT /evidence="ECO:0000250"
FT BINDING 535
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="2"
FT /note="type 3 copper site"
FT /evidence="ECO:0000250"
FT BINDING 539
FT /ligand="Cu cation"
FT /ligand_id="ChEBI:CHEBI:23378"
FT /ligand_label="4"
FT /note="type 1 copper site"
FT /evidence="ECO:0000250"
FT CARBOHYD 79
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 188
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 298
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 332
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 383
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 393
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 433
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
SQ SEQUENCE 570 AA; 64027 MW; 48520C684D7B2DA3 CRC64;
MESFRRFSLL SFIALLAYFA FLASAEHHVH QFVITPTPVK RLCRTHQSIT VNGQYPGPTL
VVRNGDSLAI TVINRARYNI SIHWHGIRQL RNPWADGPEY ITQCPIRPGQ TYTYRFKIED
QEGTLWWHAH SRWLRATVYG ALIIYPRLGS PYPFSMPKRD IPILLGEWWD RNPMDVLKQA
QFTGAAANVS DAYTINGQPG DLYRCSRAGT IRFPIFPGET VQLRVINAGM NQELFFSVAN
HQFTVVETDS AYTKPFTTNV IMIGPGQTTN VLLTANQRPG RYYMAARAYN SANAPFDNTT
TTAILQYVNA PTRRGRGRGQ IAPVFPVLPG FNDTATATAF TNRLRYWKRA PVPQQVDENL
FFTVGLGLIN CANPNSPRCQ GPNGTRFAAS MNNMSFVLPR SNSVMQAYYQ GTPGIFTTDF
PPVPPVQFDY TGNVSRGLWQ PIKGTKAYKL KYKSNVQIVL QDTSIVTPEN HPMHLHGYQF
YVVGSGFGNF NPRTDPARFN LFDPPERNTI GTPPGGWVAI RFVADNPGAW FMHCHIDSHL
GWGLAMVFLV ENGRGQLQSV QAPPLDLPRC
