ATG26_ASPOR
ID ATG26_ASPOR Reviewed; 1384 AA.
AC Q2U0C3;
DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 05-FEB-2008, sequence version 2.
DT 25-MAY-2022, entry version 101.
DE RecName: Full=Sterol 3-beta-glucosyltransferase {ECO:0000305};
DE EC=2.4.1.173 {ECO:0000305};
DE AltName: Full=Autophagy-related protein 26 {ECO:0000303|PubMed:27696999};
GN Name=atg26 {ECO:0000303|PubMed:27696999}; ORFNames=AO090011000498;
OS Aspergillus oryzae (strain ATCC 42149 / RIB 40) (Yellow koji mold).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Aspergillus;
OC Aspergillus subgen. Circumdati.
OX NCBI_TaxID=510516;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 42149 / RIB 40;
RX PubMed=16372010; DOI=10.1038/nature04300;
RA Machida M., Asai K., Sano M., Tanaka T., Kumagai T., Terai G., Kusumoto K.,
RA Arima T., Akita O., Kashiwagi Y., Abe K., Gomi K., Horiuchi H.,
RA Kitamoto K., Kobayashi T., Takeuchi M., Denning D.W., Galagan J.E.,
RA Nierman W.C., Yu J., Archer D.B., Bennett J.W., Bhatnagar D.,
RA Cleveland T.E., Fedorova N.D., Gotoh O., Horikawa H., Hosoyama A.,
RA Ichinomiya M., Igarashi R., Iwashita K., Juvvadi P.R., Kato M., Kato Y.,
RA Kin T., Kokubun A., Maeda H., Maeyama N., Maruyama J., Nagasaki H.,
RA Nakajima T., Oda K., Okada K., Paulsen I., Sakamoto K., Sawano T.,
RA Takahashi M., Takase K., Terabayashi Y., Wortman J.R., Yamada O.,
RA Yamagata Y., Anazawa H., Hata Y., Koide Y., Komori T., Koyama Y.,
RA Minetoki T., Suharnan S., Tanaka A., Isono K., Kuhara S., Ogasawara N.,
RA Kikuchi H.;
RT "Genome sequencing and analysis of Aspergillus oryzae.";
RL Nature 438:1157-1161(2005).
RN [2]
RP FUNCTION, DISRUPTION PHENOTYPE, SUBCELLULAR LOCATION, AND DOMAIN.
RX PubMed=27696999; DOI=10.1080/09168451.2016.1240603;
RA Kikuma T., Tadokoro T., Maruyama J.I., Kitamoto K.;
RT "AoAtg26, a putative sterol glucosyltransferase, is required for autophagic
RT degradation of peroxisomes, mitochondria, and nuclei in the filamentous
RT fungus Aspergillus oryzae.";
RL Biosci. Biotechnol. Biochem. 81:384-395(2017).
CC -!- FUNCTION: Probable sterol 3-beta-glucosyltransferase that mediates
CC autophagic degradation of peroxisomes (pexophagy) (PubMed:27696999).
CC Also required for cytoplasm to vacuole transport (Cvt) and autophagic
CC degradation of mitochondria (mitophagy) and nuclei (nucleophagy)
CC (PubMed:27696999). {ECO:0000269|PubMed:27696999}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a sterol + UDP-alpha-D-glucose = a sterol 3-beta-D-glucoside +
CC H(+) + UDP; Xref=Rhea:RHEA:22724, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15889, ChEBI:CHEBI:37424, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:58885; EC=2.4.1.173; Evidence={ECO:0000305};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250|UniProtKB:Q06321}.
CC Preautophagosomal structure membrane {ECO:0000269|PubMed:27696999};
CC Peripheral membrane protein {ECO:0000269|PubMed:27696999}.
CC -!- DOMAIN: The GRAM and PH domains are required for the localization of
CC ATG26 to the preautophagosomal structure (PAS) and are involved in
CC autophagy (PubMed:27696999). {ECO:0000269|PubMed:27696999}.
CC -!- DISRUPTION PHENOTYPE: Leads to white colonies with decreased
CC conidiation and aerial hyphae formation (PubMed:27696999). Impairs
CC autophagy by the accumulation of the intermediate of autophagosome
CC (PubMed:27696999). {ECO:0000269|PubMed:27696999}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase 28 family.
CC {ECO:0000305}.
CC -!- SEQUENCE CAUTION:
CC Sequence=BAE64992.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305};
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DR EMBL; AP007171; BAE64992.1; ALT_SEQ; Genomic_DNA.
DR AlphaFoldDB; Q2U0C3; -.
DR SMR; Q2U0C3; -.
DR STRING; 510516.Q2U0C3; -.
DR CAZy; GT1; Glycosyltransferase Family 1.
DR Proteomes; UP000006564; Chromosome 7.
DR GO; GO:0034045; C:phagophore assembly site membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0102203; F:brassicasterol glucosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102205; F:cholesterol alpha-glucosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102202; F:soladodine glucosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0016906; F:sterol 3-beta-glucosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0006914; P:autophagy; IEA:UniProtKB-KW.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR GO; GO:0030259; P:lipid glycosylation; IEA:InterPro.
DR GO; GO:0015031; P:protein transport; IEA:UniProtKB-KW.
DR GO; GO:0016126; P:sterol biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd03784; GT1_Gtf-like; 1.
DR Gene3D; 2.30.29.30; -; 3.
DR InterPro; IPR004276; GlycoTrans_28_N.
DR InterPro; IPR004182; GRAM.
DR InterPro; IPR011993; PH-like_dom_sf.
DR InterPro; IPR001849; PH_domain.
DR InterPro; IPR002213; UDP_glucos_trans.
DR Pfam; PF03033; Glyco_transf_28; 1.
DR Pfam; PF02893; GRAM; 2.
DR Pfam; PF00169; PH; 1.
DR SMART; SM00568; GRAM; 2.
DR SMART; SM00233; PH; 1.
DR PROSITE; PS50003; PH_DOMAIN; 1.
PE 3: Inferred from homology;
KW Autophagy; Cytoplasm; Glycosyltransferase; Lipid biosynthesis;
KW Lipid metabolism; Membrane; Protein transport; Reference proteome; Repeat;
KW Steroid biosynthesis; Steroid metabolism; Sterol biosynthesis;
KW Sterol metabolism; Transferase; Transport.
FT CHAIN 1..1384
FT /note="Sterol 3-beta-glucosyltransferase"
FT /id="PRO_0000318042"
FT DOMAIN 237..284
FT /note="GRAM 1"
FT /evidence="ECO:0000255"
FT DOMAIN 285..384
FT /note="PH"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00145"
FT DOMAIN 714..817
FT /note="GRAM 2"
FT /evidence="ECO:0000255"
FT REGION 1..64
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 86..189
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 204..229
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 457..526
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 560..629
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 1322..1350
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 98..127
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 145..172
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 207..229
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 460..518
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 560..574
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 575..589
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 590..629
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 1384 AA; 154514 MW; A5B4031635513FCB CRC64;
MPNMKPLLED AKRRVDRRLS ASRQSISSSR IFSSAFPDRL KDDHDAQVDY TAPPRGAGSR
DGQLPYMHQS IFSMIAAVGS KSDFHARFDE SSDSEGEAEG QTQKQPGKAS LSNKKKFPLS
PTLKPQSTLE GRGRRHRRSI SDNKLLRSLK PSPKSSKGTE TTVQTEPPTS DEMSPLASPR
RARSATPRAA PILSRMLEAE ALLDKKQSAD QPSSSTKGET DGTSEQSCAS PLSLRLKEMF
GFEMPEKVLM EYACSLLQNI LLQGYMYVTE GHICFYAYLP RKSAVTIRSG YLHKRGRKNP
KYNRYWFSLK GDVLSYYTDP SSLYFPSGHV DLRYGISASL TEQKDKDKEV RDFQVTTDQR
TYYFRADSSA SAKEWVKALQ KVIFRAHNEG DSVKISFPIE SIIDIEESPI TDLAETFKIR
VVESDESYAI DEYYFSFFES GRDAYNFVKG LISEGPMKTS QLLPPPSEQT SPATRARGPR
NRWSLNSDLS QSRGNGIFKT QRKRSASTGQ TNSGPDGIGM SPRQRDLSDS FVNSFEQATD
ASAVLQSMID TTESASQILN RSDVFQSPTI HTLRQRHPSG DRTGRRLSDG TARSTHPNAA
DANRNGQEMQ YASSDSDQGT QHPSKVNSSA PTLNELVKAG AYPLQRAAGF AEYLRSRSRQ
MSNLLASESM GYIEKVSGMW AGGRRHYGET EGVLPDDQDV DPEDKEDGVK HGDRFRAHFA
LPSTERLQAT YYAYLHRVLP LYGKIYISQK KLCFRSLIPG TRTKLILPLK DIENVEKEKG
FRFGYQGLVI IIRGHEELFF EFNTADARDD CAVTVHQSLE SMRFLVESGL LAEQEKDEIE
SAQAEHRMLQ EARLDGAGEH DSHASVNESS ELHPIFDDPR ASIINFKPSE SLRITCLTIG
SRGDVQPYIA LCKGLLAEGH KPKIATHAEF EPWVRQHGID FAPVDGDPAE LMRICVENGM
FTYSFLKEAS TKFRGWIDDL LSSAWASCQD SDLLIESPSA MAGIHIAEAL RIPYFRAFTM
PWSRTRAYPH AFAVPENKMG GAYNYITYVM FDTVFWKAIA GQVNRWRKKQ LGLKATTLDK
MQPNKVPFLY NYSPSVVAPP LDYPDWIRIT GYWFLSEGGN WTPPTDLLDF IHRARSDGKK
IVYIGFGSIV VSDPSALTRT VVESVLKADV RCILSKGWSD RLGDPASAKV EIPLPPEIFQ
IQAAPHDWLF SQIDAAAHHG GAGTTGASLR AGVPTIVKPF FGDQFFFGTR VEDLGVGICM
KKLNVSVFSR ALWEATHSER MIVKARELGA QIRSENGVDT AIQAIYRDLE YAKTLARQRS
IVSSTPFSPT PSAKTTAEQE EDDVDDSEEW TFVGDDTEID VSRRLRDRAV SDADMLPEPV
TSAS