ID A0A2U1PNX1_ARTAN Unreviewed; 322 AA.
AC A0A2U1PNX1;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 26.
DE RecName: Full=Peroxidase {ECO:0000256|ARBA:ARBA00012313, ECO:0000256|RuleBase:RU362060};
DE EC=1.11.1.7 {ECO:0000256|ARBA:ARBA00012313, ECO:0000256|RuleBase:RU362060};
GN ORFNames=CTI12_AA130330 {ECO:0000313|EMBL:PWA87473.1};
OS Artemisia annua (Sweet wormwood).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; campanulids; Asterales; Asteraceae; Asteroideae; Anthemideae;
OC Artemisiinae; Artemisia.
OX NCBI_TaxID=35608 {ECO:0000313|EMBL:PWA87473.1, ECO:0000313|Proteomes:UP000245207};
RN [1] {ECO:0000313|EMBL:PWA87473.1, ECO:0000313|Proteomes:UP000245207}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. Huhao1 {ECO:0000313|Proteomes:UP000245207};
RC TISSUE=Leaf {ECO:0000313|EMBL:PWA87473.1};
RX PubMed=29703587; DOI=10.1016/j.molp.2018.03.015;
RA Shen Q., Zhang L., Liao Z., Wang S., Yan T., Shi P., Liu M., Fu X., Pan Q.,
RA Wang Y., Lv Z., Lu X., Zhang F., Jiang W., Ma Y., Chen M., Hao X., Li L.,
RA Tang Y., Lv G., Zhou Y., Sun X., Brodelius P.E., Rose J.K.C., Tang K.;
RT "The genome of Artemisia annua provides insight into the evolution of
RT Asteraceae family and artemisinin biosynthesis.";
RL Mol. Plant 11:776-788(2018).
CC -!- FUNCTION: Removal of H(2)O(2), oxidation of toxic reductants,
CC biosynthesis and degradation of lignin, suberization, auxin catabolism,
CC response to environmental stresses such as wounding, pathogen attack
CC and oxidative stress. {ECO:0000256|RuleBase:RU362060}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 a phenolic donor + H2O2 = 2 a phenolic radical donor + 2
CC H2O; Xref=Rhea:RHEA:56136, ChEBI:CHEBI:15377, ChEBI:CHEBI:16240,
CC ChEBI:CHEBI:139520, ChEBI:CHEBI:139521; EC=1.11.1.7;
CC Evidence={ECO:0000256|ARBA:ARBA00000189,
CC ECO:0000256|RuleBase:RU362060};
CC -!- COFACTOR:
CC Name=Ca(2+); Xref=ChEBI:CHEBI:29108;
CC Evidence={ECO:0000256|PIRSR:PIRSR600823-3,
CC ECO:0000256|RuleBase:RU362060};
CC Note=Binds 2 calcium ions per subunit. {ECO:0000256|PIRSR:PIRSR600823-
CC 3, ECO:0000256|RuleBase:RU362060};
CC -!- COFACTOR:
CC Name=heme b; Xref=ChEBI:CHEBI:60344;
CC Evidence={ECO:0000256|PIRSR:PIRSR600823-3,
CC ECO:0000256|RuleBase:RU362060};
CC Note=Binds 1 heme b (iron(II)-protoporphyrin IX) group per subunit.
CC {ECO:0000256|PIRSR:PIRSR600823-3, ECO:0000256|RuleBase:RU362060};
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000256|RuleBase:RU362060}.
CC -!- SIMILARITY: Belongs to the peroxidase family. Ascorbate peroxidase
CC subfamily. {ECO:0000256|ARBA:ARBA00006873}.
CC -!- SIMILARITY: Belongs to the peroxidase family. Classical plant (class
CC III) peroxidase subfamily. {ECO:0000256|RuleBase:RU362060}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PWA87473.1}.
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DR EMBL; PKPP01000911; PWA87473.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U1PNX1; -.
DR SMR; A0A2U1PNX1; -.
DR STRING; 35608.A0A2U1PNX1; -.
DR Proteomes; UP000245207; Unassembled WGS sequence.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0020037; F:heme binding; IEA:UniProtKB-UniRule.
DR GO; GO:0140825; F:lactoperoxidase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0042744; P:hydrogen peroxide catabolic process; IEA:UniProtKB-KW.
DR GO; GO:0006979; P:response to oxidative stress; IEA:UniProtKB-UniRule.
DR CDD; cd00693; secretory_peroxidase; 1.
DR Gene3D; 1.10.520.10; -; 1.
DR Gene3D; 1.10.420.10; Peroxidase, domain 2; 1.
DR InterPro; IPR002016; Haem_peroxidase.
DR InterPro; IPR010255; Haem_peroxidase_sf.
DR InterPro; IPR000823; Peroxidase_pln.
DR InterPro; IPR019794; Peroxidases_AS.
DR InterPro; IPR019793; Peroxidases_heam-ligand_BS.
DR InterPro; IPR033905; Secretory_peroxidase.
DR PANTHER; PTHR31388:SF247; PEROXIDASE; 1.
DR PANTHER; PTHR31388; PEROXIDASE 72-RELATED; 1.
DR Pfam; PF00141; peroxidase; 1.
DR PRINTS; PR00458; PEROXIDASE.
DR PRINTS; PR00461; PLPEROXIDASE.
DR SUPFAM; SSF48113; Heme-dependent peroxidases; 1.
DR PROSITE; PS00435; PEROXIDASE_1; 1.
DR PROSITE; PS00436; PEROXIDASE_2; 1.
DR PROSITE; PS50873; PEROXIDASE_4; 1.
PE 3: Inferred from homology;
KW Calcium {ECO:0000256|PIRSR:PIRSR600823-3, ECO:0000256|RuleBase:RU362060};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157,
KW ECO:0000256|PIRSR:PIRSR600823-5};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|RuleBase:RU362060};
KW Hydrogen peroxide {ECO:0000256|RuleBase:RU362060};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR600823-3};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR600823-3};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU362060};
KW Peroxidase {ECO:0000256|ARBA:ARBA00022559, ECO:0000256|RuleBase:RU362060};
KW Reference proteome {ECO:0000313|Proteomes:UP000245207};
KW Secreted {ECO:0000256|ARBA:ARBA00022525, ECO:0000256|RuleBase:RU362060};
KW Signal {ECO:0000256|RuleBase:RU362060}.
FT SIGNAL 1..28
FT /evidence="ECO:0000256|RuleBase:RU362060"
FT CHAIN 29..322
FT /note="Peroxidase"
FT /evidence="ECO:0000256|RuleBase:RU362060"
FT /id="PRO_5015373746"
FT DOMAIN 29..322
FT /note="Plant heme peroxidase family profile"
FT /evidence="ECO:0000259|PROSITE:PS50873"
FT ACT_SITE 70
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-1"
FT BINDING 71
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 74
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 76
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 78
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 80
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 92
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 167
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-2"
FT BINDING 197
FT /ligand="heme b"
FT /ligand_id="ChEBI:CHEBI:60344"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 198
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 242
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 250
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT SITE 66
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-4"
FT DISULFID 39..119
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 72..77
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 125..318
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 204..229
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
SQ SEQUENCE 322 AA; 33987 MW; 6328EC5CD9BD3F9C CRC64;
MTSSSSSYLS SLPTCILCLC VLARMASGQL TANFYASSCP NFSTTISTAV NSAVSNEARM
GASLLRLHFH DCFVNGCDAS VLLDDTANFT GEKTAAPNNN SLRGFDVIDT IKTQLESSCP
GVVSCADILA TAARDSVVAL GGPSWNLVFG RRDSTTASLS AANNNIPAPT LNLSGLISSF
SNQNFTTNEM VALSGSHTIG QARCTVFRAR IYNENNINSS FATSVRANCP SSGGDNNLSP
LDVVSPTSFD NSYFSNLLNQ NGLLHSDQEL FNGGTTDAQV RTYSSNSATF STDFANAMVK
MSNLNPLTGS SGEVRTNCRR TN
//
