ID A0A3L6QTN7_PANMI Unreviewed; 362 AA.
AC A0A3L6QTN7;
DT 13-FEB-2019, integrated into UniProtKB/TrEMBL.
DT 13-FEB-2019, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE RecName: Full=Peroxidase {ECO:0000256|RuleBase:RU362060};
DE EC=1.11.1.7 {ECO:0000256|RuleBase:RU362060};
GN ORFNames=C2845_PM04G29270 {ECO:0000313|EMBL:RLM87043.1};
OS Panicum miliaceum (Proso millet) (Broomcorn millet).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC Panicoideae; Panicodae; Paniceae; Panicinae; Panicum.
OX NCBI_TaxID=4540 {ECO:0000313|EMBL:RLM87043.1, ECO:0000313|Proteomes:UP000275267};
RN [1] {ECO:0000313|Proteomes:UP000275267}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=30683860; DOI=10.1038/s41467-019-08409-5;
RA Zou C., Miki D., Li D., Tang Q., Xiao L., Rajput S., Deng P., Jia W.,
RA Huang R., Zhang M., Sun Y., Hu J., Fu X., Schnable P.S., Li F., Zhang H.,
RA Feng B., Zhu X., Liu R., Schnable J.C., Zhu J.-K., Zhang H.;
RT "The genome of broomcorn millet.";
RL Nat. Commun. 10:436-436(2019).
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:RLM87043.1}.
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DR EMBL; PQIB02000011; RLM87043.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3L6QTN7; -.
DR STRING; 4540.A0A3L6QTN7; -.
DR Proteomes; UP000275267; Chromosome 4.
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; PTHR31235:SF425; PEROXIDASE; 1.
DR PANTHER; PTHR31235; PEROXIDASE 25-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|ARBA:ARBA00022837, ECO:0000256|PIRSR:PIRSR600823-3};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157,
KW ECO:0000256|PIRSR:PIRSR600823-5};
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
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:UP000275267};
KW Secreted {ECO:0000256|RuleBase:RU362060};
KW Signal {ECO:0000256|RuleBase:RU362060}.
FT SIGNAL 1..21
FT /evidence="ECO:0000256|RuleBase:RU362060"
FT CHAIN 22..362
FT /note="Peroxidase"
FT /evidence="ECO:0000256|RuleBase:RU362060"
FT /id="PRO_5017854790"
FT DOMAIN 67..362
FT /note="Plant heme peroxidase family profile"
FT /evidence="ECO:0000259|PROSITE:PS50873"
FT ACT_SITE 107
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-1"
FT BINDING 108
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 111
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 113
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 115
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 117
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 131
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 208
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-2"
FT BINDING 238
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 239
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 280
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 283
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT BINDING 288
FT /ligand="Ca(2+)"
FT /ligand_id="ChEBI:CHEBI:29108"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-3"
FT SITE 103
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-4"
FT DISULFID 76..158
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 109..114
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 164..358
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
FT DISULFID 245..267
FT /evidence="ECO:0000256|PIRSR:PIRSR600823-5"
SQ SEQUENCE 362 AA; 37991 MW; 4C1181FABEB1A172 CRC64;
MAAKLGALII TLLAFLGSVE CQQGPGILCL GGWVRPVPIL GGLICPGGLR PSPKFFKRPS
PAPSGAGLRV GYYNSCPNAE DIVRKVVRDA VDKEPGMGAG LIRLFFHDCF VRGCDASVLL
VNSSGSSDPS EMFGPPNRES LRGFGVIDEA KAALEAACPN VVSCADILAF AARDASSFLS
NGRVNFAMPA GRLDGRVSLA SETTDRLPGP FSDLETLKNR FAAKGLNTND MVTLSGAHTL
GHARCMFVST SRPGMNATLA GELRQRCGGG GGGNSSVNLD YKTPDVLDSQ YFQNVKDNAV
LLDSDAALSA TETAALVDTY AAGLGSRWEM EFAAAMVKMG NIEVKTSPGA DAEIRKKCSI
YN
//
