ID A0A1U7W8T5_NICSY Unreviewed; 261 AA.
AC A0A1U7W8T5;
DT 10-MAY-2017, integrated into UniProtKB/TrEMBL.
DT 10-MAY-2017, sequence version 1.
DT 18-JUN-2025, entry version 33.
DE RecName: Full=RBR-type E3 ubiquitin transferase {ECO:0000256|ARBA:ARBA00012251};
DE EC=2.3.2.31 {ECO:0000256|ARBA:ARBA00012251};
GN Name=LOC104223811 {ECO:0000313|RefSeq:XP_009773616.1};
OS Nicotiana sylvestris (Wood tobacco) (South American 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=4096 {ECO:0000313|Proteomes:UP000189701, ECO:0000313|RefSeq:XP_009773616.1};
RN [1] {ECO:0000313|Proteomes:UP000189701}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=23773524; DOI=10.1186/gb-2013-14-6-r60;
RA Sierro N., Battey J.N., Ouadi S., Bovet L., Goepfert S., Bakaher N.,
RA Peitsch M.C., Ivanov N.V.;
RT "Reference genomes and transcriptomes of Nicotiana sylvestris and Nicotiana
RT tomentosiformis.";
RL Genome Biol. 14:R60.1-R60.17(2013).
RN [2] {ECO:0000313|RefSeq:XP_009773616.1}
RP IDENTIFICATION.
RC TISSUE=Leaf {ECO:0000313|RefSeq:XP_009773616.1};
RG RefSeq;
RL Submitted (MAR-2025) to UniProtKB.
CC -!- FUNCTION: Might act as an E3 ubiquitin-protein ligase, or as part of E3
CC complex, which accepts ubiquitin from specific E2 ubiquitin-conjugating
CC enzymes and then transfers it to substrates.
CC {ECO:0000256|ARBA:ARBA00003976}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[E2 ubiquitin-conjugating enzyme]-S-ubiquitinyl-L-cysteine +
CC [acceptor protein]-L-lysine = [E2 ubiquitin-conjugating enzyme]-L-
CC cysteine + [acceptor protein]-N(6)-ubiquitinyl-L-lysine.;
CC EC=2.3.2.31; Evidence={ECO:0000256|ARBA:ARBA00001798};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|ARBA:ARBA00001947};
CC -!- SIMILARITY: Belongs to the RBR family. Ariadne subfamily.
CC {ECO:0000256|ARBA:ARBA00005884}.
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DR RefSeq; XP_009773616.1; XM_009775314.1.
DR AlphaFoldDB; A0A1U7W8T5; -.
DR GeneID; 104223811; -.
DR KEGG; nsy:104223811; -.
DR OrthoDB; 5760at4085; -.
DR UniPathway; UPA00143; -.
DR Proteomes; UP000189701; Unplaced.
DR GO; GO:0004842; F:ubiquitin-protein transferase activity; IEA:InterPro.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-KW.
DR GO; GO:0016567; P:protein ubiquitination; IEA:UniProtKB-UniPathway.
DR CDD; cd22584; Rcat_RBR_unk; 1.
DR FunFam; 3.30.40.10:FF:000230; RBR-type E3 ubiquitin transferase; 1.
DR Gene3D; 1.20.120.1750; -; 1.
DR Gene3D; 3.30.40.10; Zinc/RING finger domain, C3HC4 (zinc finger); 1.
DR InterPro; IPR031127; E3_UB_ligase_RBR.
DR InterPro; IPR002867; IBR_dom.
DR InterPro; IPR044066; TRIAD_supradom.
DR InterPro; IPR001841; Znf_RING.
DR InterPro; IPR013083; Znf_RING/FYVE/PHD.
DR PANTHER; PTHR11685; RBR FAMILY RING FINGER AND IBR DOMAIN-CONTAINING; 1.
DR Pfam; PF01485; IBR; 2.
DR SMART; SM00647; IBR; 2.
DR SUPFAM; SSF57850; RING/U-box; 3.
DR PROSITE; PS51873; TRIAD; 1.
DR PROSITE; PS50089; ZF_RING_2; 1.
PE 3: Inferred from homology;
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000189701};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679};
KW Ubl conjugation pathway {ECO:0000256|ARBA:ARBA00022786};
KW Zinc {ECO:0000256|ARBA:ARBA00022833};
KW Zinc-finger {ECO:0000256|ARBA:ARBA00022771, ECO:0000256|PROSITE-
KW ProRule:PRU00175}.
FT DOMAIN 58..261
FT /note="RING-type"
FT /evidence="ECO:0000259|PROSITE:PS51873"
FT DOMAIN 62..111
FT /note="RING-type"
FT /evidence="ECO:0000259|PROSITE:PS50089"
SQ SEQUENCE 261 AA; 29958 MW; 4307412FB4FCFDBE CRC64;
MADIISKVFD ENEAFRALIV LDDERAEELQ LQEVLEASLE IFHHHMSSST IQESPESSQA
YCEVCMDTKG TDEIFKLENC SHHSFCSDCI GSHVQSKIQQ NIFPVTCPGL RCRAIIEPES
CKSIIPENVF ARWEEGLSES SLLGCEKIYC PYRDCSGQLF YDRDQDTTEL CPLCRRLFCA
PCGVPWHTGF DCDKFQKEGR DKDDLKVEEL AKKSKWMKCP KCKHVVQKAD GCKHITCWCK
FEFCYICGGT WSEEHWSCQI S
//