ID   A0AAJ6X8G9_POPEU        Unreviewed;      1035 AA.
AC   A0AAJ6X8G9;
DT   24-JUL-2024, integrated into UniProtKB/TrEMBL.
DT   24-JUL-2024, sequence version 1.
DT   28-JAN-2026, entry version 8.
DE   RecName: Full=RING-type E3 ubiquitin transferase {ECO:0000256|ARBA:ARBA00012483};
DE            EC=2.3.2.27 {ECO:0000256|ARBA:ARBA00012483};
GN   Name=LOC105114419 {ECO:0000313|RefSeq:XP_011009259.1};
OS   Populus euphratica (Euphrates poplar).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Malpighiales; Salicaceae; Saliceae; Populus.
OX   NCBI_TaxID=75702 {ECO:0000313|Proteomes:UP000694918, ECO:0000313|RefSeq:XP_011009259.1};
RN   [1] {ECO:0000313|RefSeq:XP_011009259.1}
RP   IDENTIFICATION.
RG   RefSeq;
RL   Submitted (AUG-2025) to UniProtKB.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine +
CC         [acceptor protein]-L-lysine = [E2 ubiquitin-conjugating enzyme]-L-
CC         cysteine + N(6)-ubiquitinyl-[acceptor protein]-L-lysine.;
CC         EC=2.3.2.27; Evidence={ECO:0000256|ARBA:ARBA00000900};
CC   -!- PATHWAY: Protein modification; protein ubiquitination.
CC       {ECO:0000256|ARBA:ARBA00004906}.
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DR   RefSeq; XP_011009259.1; XM_011010957.1.
DR   AlphaFoldDB; A0AAJ6X8G9; -.
DR   GeneID; 105114419; -.
DR   KEGG; peu:105114419; -.
DR   Proteomes; UP000694918; Unplaced.
DR   GO; GO:0061630; F:ubiquitin protein ligase activity; IEA:UniProtKB-EC.
DR   GO; GO:0016567; P:protein ubiquitination; IEA:InterPro.
DR   CDD; cd16664; RING-Ubox_PUB; 1.
DR   Gene3D; 1.25.10.10; Leucine-rich Repeat Variant; 4.
DR   Gene3D; 3.30.40.10; Zinc/RING finger domain, C3HC4 (zinc finger); 1.
DR   InterPro; IPR011989; ARM-like.
DR   InterPro; IPR016024; ARM-type_fold.
DR   InterPro; IPR000225; Armadillo.
DR   InterPro; IPR045210; RING-Ubox_PUB.
DR   InterPro; IPR052608; U-box_domain_protein.
DR   InterPro; IPR003613; Ubox_domain.
DR   InterPro; IPR013083; Znf_RING/FYVE/PHD.
DR   PANTHER; PTHR45958; RING-TYPE E3 UBIQUITIN TRANSFERASE; 1.
DR   PANTHER; PTHR45958:SF4; U-BOX DOMAIN-CONTAINING PROTEIN 42-RELATED; 1.
DR   Pfam; PF00514; Arm; 1.
DR   Pfam; PF04564; U-box; 1.
DR   SMART; SM00185; ARM; 5.
DR   SMART; SM00504; Ubox; 1.
DR   SUPFAM; SSF48371; ARM repeat; 2.
DR   SUPFAM; SSF57850; RING/U-box; 1.
DR   PROSITE; PS50176; ARM_REPEAT; 1.
DR   PROSITE; PS51698; U_BOX; 1.
PE   4: Predicted;
KW   Reference proteome {ECO:0000313|Proteomes:UP000694918};
KW   Repeat {ECO:0000256|ARBA:ARBA00022737}; Signal {ECO:0000256|SAM:SignalP};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT   SIGNAL          1..22
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT   CHAIN           23..1035
FT                   /note="RING-type E3 ubiquitin transferase"
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT                   /id="PRO_5042521466"
FT   DOMAIN          247..325
FT                   /note="U-box"
FT                   /evidence="ECO:0000259|PROSITE:PS51698"
FT   REPEAT          368..410
FT                   /note="ARM"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU00259"
SQ   SEQUENCE   1035 AA;  116363 MW;  0806AC8923E629E8 CRC64;
     MVIFSSCFFF FRFLQLSKDS TAMASVAESL LISISEIIES VTCIEQEKES FAEIGCYLYR
     VFPVIMELQT TEHTPKNAMV ILQSLSRSIT EAKDLVNKCQ RGTNSNFDSE LKSTISLLER
     VIEDMGECLS SIPSSTFQDQ EYAEVAVQAL SNEMRSAHFE VGQSQVLQIK ELDPHKSFSE
     EEPNEEPVMV ESDLYPVSLE ASTGNSRFLN TPHFIEIQKP TTLNRQRKCS SSSSSTSLLK
     MTEYIEPMYE TFFCPLTKQI MDDPVTIQSG ETYDRKAITK WLEESDNSQE IFCPITGKKL
     LSRVLRTNVA LKTTIEEWKE RNEVARIKCS RSALVLSASP SMVLEAIRDL QEICKRKQHS
     KIQVHNAGIL PLLFKLLEYR DRDVIYEALE LLRELTKEDD DSKMVTSEMV DISAVIKMMS
     IGHWPIRHAA LLLLLEISRS QSLWEKIGSV PGGILMLIRI KYNLSVDAFS SETADEILRN
     LERSPENIKM MAENGFLEPL LKHLTEGTKE MQTEMAEYLG EIALGHDSKT YVAERASPAL
     IKMVHSGNTM TRTAAFKALA QISSYHPNAK ILAKSGIIQI MVEEMLTRRI NGEPINSKGE
     PAAILANIFE AGIDLENFQV NYHGLASDYV LYNIIDMIKH STPVELNINL IRILLCLTKS
     PKSMGTIVSM VKEIEASNTL VELLNNPYEE LGIVAIKLLI ALIPYMGHSI AERLCKTAGQ
     PENLILGQNE TGRFTQKQAV SATLLAKLPH QSLTLNLALL SKNTVPAILQ QINQIQRTGI
     RTSRYAIPYL EGLVGILVRF TTTLYEPRIL FLARNYNFTL VLTEMLMKTS SDEVQRLAAV
     GLENLSLESI SLSKPPEIKK TKFLKLFYPP KFLFSGSSKK RKLPVCPVHR GACSSQNTFC
     LVDAKAVERL LACLDHENVE VVEAALSAIC TLLDDKVDVD KSVGMLCEVN AMQHVLNVVK
     EHKGEGLRQK SFWLIDRFLL KGGKRPASDI SQDRLLPATL VSAFHHGDID TRQMAEKILR
     HLNKMPDFPT SHYTM
//