ID A0A1S4AAF0_TOBAC Unreviewed; 1312 AA.
AC A0A1S4AAF0;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 31.
DE RecName: Full=xanthine dehydrogenase {ECO:0000256|ARBA:ARBA00013123};
DE EC=1.17.1.4 {ECO:0000256|ARBA:ARBA00013123};
GN Name=LOC107795439 {ECO:0000313|RefSeq:XP_016473564.1};
OS Nicotiana tabacum (Common tobacco).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC Nicotiana.
OX NCBI_TaxID=4097 {ECO:0000313|Proteomes:UP000084051, ECO:0000313|RefSeq:XP_016473564.1};
RN [1] {ECO:0000313|Proteomes:UP000084051}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. TN90 {ECO:0000313|Proteomes:UP000084051};
RX PubMed=24807620; DOI=10.1038/ncomms4833;
RA Sierro N., Battey J.N., Ouadi S., Bakaher N., Bovet L., Willig A.,
RA Goepfert S., Peitsch M.C., Ivanov N.V.;
RT "The tobacco genome sequence and its comparison with those of tomato and
RT potato.";
RL Nat. Commun. 5:3833-3833(2014).
RN [2] {ECO:0000313|RefSeq:XP_016473564.1}
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + NAD(+) + xanthine = H(+) + NADH + urate;
CC Xref=Rhea:RHEA:16669, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17712, ChEBI:CHEBI:17775, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945; EC=1.17.1.4;
CC Evidence={ECO:0000256|ARBA:ARBA00000532};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + hypoxanthine + NAD(+) = H(+) + NADH + xanthine;
CC Xref=Rhea:RHEA:24670, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17368, ChEBI:CHEBI:17712, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945; EC=1.17.1.4;
CC Evidence={ECO:0000256|ARBA:ARBA00000239};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|PIRSR:PIRSR000127-2};
CC -!- COFACTOR:
CC Name=Mo-molybdopterin; Xref=ChEBI:CHEBI:71302;
CC Evidence={ECO:0000256|PIRSR:PIRSR000127-3};
CC Note=Binds 1 Mo-molybdopterin (Mo-MPT) cofactor per subunit.
CC {ECO:0000256|PIRSR:PIRSR000127-3};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|ARBA:ARBA00034078};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR000127-3};
CC Note=Binds 2 [2Fe-2S] clusters. {ECO:0000256|PIRSR:PIRSR000127-3};
CC -!- PATHWAY: Alkaloid biosynthesis. {ECO:0000256|ARBA:ARBA00004913}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the xanthine dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00006849}.
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DR RefSeq; XP_016473564.1; XM_016618078.1.
DR GeneID; 107795439; -.
DR OMA; QCRWKVG; -.
DR OrthoDB; 761229at2759; -.
DR Proteomes; UP000084051; Unplaced.
DR GO; GO:0009507; C:chloroplast; IEA:UniProtKB-KW.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0009055; F:electron transfer activity; IEA:UniProt.
DR GO; GO:0071949; F:FAD binding; IEA:InterPro.
DR GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR GO; GO:0009820; P:alkaloid metabolic process; IEA:UniProtKB-KW.
DR GO; GO:0006124; P:ferredoxin metabolic process; IEA:UniProt.
DR Gene3D; 3.10.20.30; -; 1.
DR Gene3D; 3.30.465.10; -; 1.
DR Gene3D; 1.10.150.120; [2Fe-2S]-binding domain; 1.
DR Gene3D; 3.90.1170.50; Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead; 1.
DR Gene3D; 3.30.365.10; Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain; 4.
DR Gene3D; 3.30.390.50; CO dehydrogenase flavoprotein, C-terminal domain; 1.
DR Gene3D; 3.30.43.10; Uridine Diphospho-n-acetylenolpyruvylglucosamine Reductase, domain 2; 1.
DR InterPro; IPR002888; 2Fe-2S-bd.
DR InterPro; IPR036884; 2Fe-2S-bd_dom_sf.
DR InterPro; IPR036010; 2Fe-2S_ferredoxin-like_sf.
DR InterPro; IPR001041; 2Fe-2S_ferredoxin-type.
DR InterPro; IPR006058; 2Fe2S_fd_BS.
DR InterPro; IPR000674; Ald_Oxase/Xan_DH_a/b.
DR InterPro; IPR036856; Ald_Oxase/Xan_DH_a/b_sf.
DR InterPro; IPR016208; Ald_Oxase/xanthine_DH-like.
DR InterPro; IPR008274; AldOxase/xan_DH_MoCoBD1.
DR InterPro; IPR046867; AldOxase/xan_DH_MoCoBD2.
DR InterPro; IPR037165; AldOxase/xan_DH_Mopterin-bd_sf.
DR InterPro; IPR012675; Beta-grasp_dom_sf.
DR InterPro; IPR005107; CO_DH_flav_C.
DR InterPro; IPR036683; CO_DH_flav_C_dom_sf.
DR InterPro; IPR016166; FAD-bd_PCMH.
DR InterPro; IPR036318; FAD-bd_PCMH-like_sf.
DR InterPro; IPR016167; FAD-bd_PCMH_sub1.
DR InterPro; IPR016169; FAD-bd_PCMH_sub2.
DR InterPro; IPR002346; Mopterin_DH_FAD-bd.
DR PANTHER; PTHR11908; XANTHINE DEHYDROGENASE; 1.
DR PANTHER; PTHR11908:SF100; XANTHINE DEHYDROGENASE; 1.
DR Pfam; PF01315; Ald_Xan_dh_C; 1.
DR Pfam; PF03450; CO_deh_flav_C; 1.
DR Pfam; PF00941; FAD_binding_5; 1.
DR Pfam; PF00111; Fer2; 1.
DR Pfam; PF01799; Fer2_2; 1.
DR Pfam; PF02738; MoCoBD_1; 1.
DR Pfam; PF20256; MoCoBD_2; 1.
DR PIRSF; PIRSF000127; Xanthine_DH; 1.
DR SMART; SM01008; Ald_Xan_dh_C; 1.
DR SMART; SM01092; CO_deh_flav_C; 1.
DR SUPFAM; SSF54292; 2Fe-2S ferredoxin-like; 1.
DR SUPFAM; SSF55447; CO dehydrogenase flavoprotein C-terminal domain-like; 1.
DR SUPFAM; SSF47741; CO dehydrogenase ISP C-domain like; 1.
DR SUPFAM; SSF54665; CO dehydrogenase molybdoprotein N-domain-like; 1.
DR SUPFAM; SSF56176; FAD-binding/transporter-associated domain-like; 1.
DR SUPFAM; SSF56003; Molybdenum cofactor-binding domain; 1.
DR PROSITE; PS00197; 2FE2S_FER_1; 1.
DR PROSITE; PS51085; 2FE2S_FER_2; 1.
DR PROSITE; PS51387; FAD_PCMH; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714, ECO:0000256|PIRSR:PIRSR000127-3};
KW Alkaloid metabolism {ECO:0000256|ARBA:ARBA00022589};
KW Chloroplast {ECO:0000256|ARBA:ARBA00022528};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR000127-2};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR000127-3};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|PIRSR:PIRSR000127-
KW 3};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR000127-3};
KW Molybdenum {ECO:0000256|ARBA:ARBA00022505, ECO:0000256|PIRSR:PIRSR000127-
KW 3}; NAD {ECO:0000256|ARBA:ARBA00023027};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Plastid {ECO:0000256|ARBA:ARBA00022640};
KW Reference proteome {ECO:0000313|Proteomes:UP000084051}.
FT DOMAIN 18..104
FT /note="2Fe-2S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51085"
FT DOMAIN 265..450
FT /note="FAD-binding PCMH-type"
FT /evidence="ECO:0000259|PROSITE:PS51387"
FT BINDING 56
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 61
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 64
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 86
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 126
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 129
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 162
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 164
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 293..300
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 373
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 383..387
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 396
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 440
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 458
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 804
FT /ligand="Mo-molybdopterin"
FT /ligand_id="ChEBI:CHEBI:71302"
FT /ligand_part="Mo"
FT /ligand_part_id="ChEBI:CHEBI:28685"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 835
FT /ligand="Mo-molybdopterin"
FT /ligand_id="ChEBI:CHEBI:71302"
FT /ligand_part="Mo"
FT /ligand_part_id="ChEBI:CHEBI:28685"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 839
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 917
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 949
FT /ligand="Mo-molybdopterin"
FT /ligand_id="ChEBI:CHEBI:71302"
FT /ligand_part="Mo"
FT /ligand_part_id="ChEBI:CHEBI:28685"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
FT BINDING 951
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 1047
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-2"
FT BINDING 1116
FT /ligand="Mo-molybdopterin"
FT /ligand_id="ChEBI:CHEBI:71302"
FT /ligand_part="Mo"
FT /ligand_part_id="ChEBI:CHEBI:28685"
FT /evidence="ECO:0000256|PIRSR:PIRSR000127-3"
SQ SEQUENCE 1312 AA; 144578 MW; 8F8E7087E505C5B9 CRC64;
MGSLMNESEM ERIGDESKEA ILYVNGVRRV LPNGLAHLTL LEYLREIGLT GTKLGCGEGG
CGACTVMVSY FDQNLKKCVH HAINACLAPL YSVEGMHVIT VEGIGNRKAG LHPIQESLVR
THGSQCGFCT PGFVMSMYAL LRSSKEPPSE EQIEESLAGN LCRCTGYRPI IDAFRVFAKT
NNALYTNTSL QGISSGEFIC PSTGKPCSCG PKAGSSEETI EQNLSNDCGW RPFSYNETDG
TTYTSKELIF PPELLLRKLT YLSLSGSNGL KWYRPLKLQH LLDLKARYPD ARLVVGNSEV
GIEVRLKRIH HPILISVAHV PELNHMRVED DGLEIGAAVK LSQLVDILKK VKNERPEYET
SSCRALIEQI KWFAGTQIRN VASVGGNICT ASPISDLNPL WMAAGAKFRI IDCKGNVRTC
LAKNFFQGYR KVDLASSEIL LSVSLPWNKP FEFVREFKQS HRRDDDIAIV NAGMRVCLEK
KDQKWIVSDA LIVYGGVAPL SFAASKTSDF LIGKKWNKEL LYGALKILGD EIVLNEDAPG
GMVEFRKSLT FSFFFKFFLW VCHQMDGQPS FLEKVPASHV SAVDSSLRPS ISSIQDFEIR
KHGTSVGSPE VHISSNLQVS GEAEYTDDVP TPPNSLHAAL VLSKKPHARI LSIDDLGARS
SPGFAGIFLA KDVPCKNMIG PVIADEELFA TEFVTCVGQV IGVVVADTHE NAKLAARKVH
VEYEDLPAVL SIEDAIQANS YHPNTARCLT KGDVEQCFQS GQCDNIIEGE VRVGGQEHFY
LEPHGTLIWT VDSGNEVHMI SSTQAPQKHQ KYVSQVLGLP MSKVVCKTKR IGGGFGGKET
RSAFLAAVTA VPSYLLDRPV KLILDRDIDM MISGQRHSFL GKYKVGFTND GKVLALDLCI
YSNAGNSLDL SLAVLERAMF HSHNVYEIPN MRVNGNVCFT NFPSNTAFRG FGGPQGMLIA
ENWIERIAVE VNKSPEEIRE MNFIGEGSVL HYGQRIEDCT LGRLWNELKS SRDFINAQNE
VENFNHQNRW KKRGIAMVPT KFGISFTTKF MNQAGALVQV YTDGTVLVTH GGVEMGQGLH
TKVAQIAASS FNIPLSAVFI SETSTDKVPN ASPTAASASS DMYGAAVLDA CEQIKARMEP
IASKNNFSSF AELVSACYME RIDLSAHGFY ITPDIGFDWK SGKGTAFRYF TYGAAFAEVE
IDTLTGDFHT RRADIILDLG FSLNPAIDVG QIEGAFVQGL GWVALEELKW GDKAHKWIPP
GCLFTCGPGN YKLPSLNDVP FKFNVSLLKL TNFWTFANRM RQTPRQSIHL KQ
//