ID A0A370IFJ2_9NOCA Unreviewed; 814 AA.
AC A0A370IFJ2;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 24-JAN-2024, entry version 15.
DE RecName: Full=Bifunctional uridylyltransferase/uridylyl-removing enzyme {ECO:0000256|HAMAP-Rule:MF_00277};
DE Short=UTase/UR {ECO:0000256|HAMAP-Rule:MF_00277};
DE AltName: Full=Bifunctional [protein-PII] modification enzyme {ECO:0000256|HAMAP-Rule:MF_00277};
DE AltName: Full=Bifunctional nitrogen sensor protein {ECO:0000256|HAMAP-Rule:MF_00277};
DE Includes:
DE RecName: Full=[Protein-PII] uridylyltransferase {ECO:0000256|HAMAP-Rule:MF_00277};
DE Short=PII uridylyltransferase {ECO:0000256|HAMAP-Rule:MF_00277};
DE Short=UTase {ECO:0000256|HAMAP-Rule:MF_00277};
DE EC=2.7.7.59 {ECO:0000256|HAMAP-Rule:MF_00277};
DE Includes:
DE RecName: Full=[Protein-PII]-UMP uridylyl-removing enzyme {ECO:0000256|HAMAP-Rule:MF_00277};
DE Short=UR {ECO:0000256|HAMAP-Rule:MF_00277};
DE EC=3.1.4.- {ECO:0000256|HAMAP-Rule:MF_00277};
GN Name=glnD {ECO:0000256|HAMAP-Rule:MF_00277};
GN ORFNames=DFR76_1011008 {ECO:0000313|EMBL:RDI69467.1};
OS Nocardia pseudobrasiliensis.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Nocardia.
OX NCBI_TaxID=45979 {ECO:0000313|EMBL:RDI69467.1, ECO:0000313|Proteomes:UP000254869};
RN [1] {ECO:0000313|EMBL:RDI69467.1, ECO:0000313|Proteomes:UP000254869}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44290 {ECO:0000313|EMBL:RDI69467.1,
RC ECO:0000313|Proteomes:UP000254869};
RA Goeker M.;
RT "Genomic Encyclopedia of Type Strains, Phase IV (KMG-IV): sequencing the
RT most valuable type-strain genomes for metagenomic binning, comparative
RT biology and taxonomic classification.";
RL Submitted (JUL-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Modifies, by uridylylation and deuridylylation, the PII
CC regulatory proteins (GlnB and homologs), in response to the nitrogen
CC status of the cell that GlnD senses through the glutamine level. Under
CC low glutamine levels, catalyzes the conversion of the PII proteins and
CC UTP to PII-UMP and PPi, while under higher glutamine levels, GlnD
CC hydrolyzes PII-UMP to PII and UMP (deuridylylation). Thus, controls
CC uridylylation state and activity of the PII proteins, and plays an
CC important role in the regulation of nitrogen metabolism.
CC {ECO:0000256|HAMAP-Rule:MF_00277}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[protein-PII]-L-tyrosine + UTP = [protein-PII]-uridylyl-L-
CC tyrosine + diphosphate; Xref=Rhea:RHEA:13673, Rhea:RHEA-COMP:12147,
CC Rhea:RHEA-COMP:12148, ChEBI:CHEBI:33019, ChEBI:CHEBI:46398,
CC ChEBI:CHEBI:46858, ChEBI:CHEBI:90602; EC=2.7.7.59;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00277};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[protein-PII]-uridylyl-L-tyrosine + H2O = [protein-PII]-L-
CC tyrosine + H(+) + UMP; Xref=Rhea:RHEA:48600, Rhea:RHEA-COMP:12147,
CC Rhea:RHEA-COMP:12148, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:46858, ChEBI:CHEBI:57865, ChEBI:CHEBI:90602;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00277};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00277};
CC -!- ACTIVITY REGULATION: Uridylyltransferase (UTase) activity is inhibited
CC by glutamine, while glutamine activates uridylyl-removing (UR)
CC activity. {ECO:0000256|HAMAP-Rule:MF_00277}.
CC -!- DOMAIN: Has four distinct domains: an N-terminal nucleotidyltransferase
CC (NT) domain responsible for UTase activity, a central HD domain that
CC encodes UR activity, and two C-terminal ACT domains that seem to have a
CC role in glutamine sensing. {ECO:0000256|HAMAP-Rule:MF_00277}.
CC -!- SIMILARITY: Belongs to the GlnD family. {ECO:0000256|HAMAP-
CC Rule:MF_00277}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00277}.
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:RDI69467.1}.
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DR EMBL; QQBC01000001; RDI69467.1; -; Genomic_DNA.
DR RefSeq; WP_067998208.1; NZ_QQBC01000001.1.
DR AlphaFoldDB; A0A370IFJ2; -.
DR STRING; 1210086.GCA_001613105_03131; -.
DR Proteomes; UP000254869; Unassembled WGS sequence.
DR GO; GO:0008773; F:[protein-PII] uridylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008081; F:phosphoric diester hydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006807; P:nitrogen compound metabolic process; IEA:InterPro.
DR GO; GO:0006808; P:regulation of nitrogen utilization; IEA:UniProtKB-UniRule.
DR CDD; cd04873; ACT_UUR-ACR-like; 1.
DR Gene3D; 3.30.460.10; Beta Polymerase, domain 2; 1.
DR Gene3D; 1.10.3090.10; cca-adding enzyme, domain 2; 1.
DR HAMAP; MF_00277; PII_uridylyl_transf; 1.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR003607; HD/PDEase_dom.
DR InterPro; IPR006674; HD_domain.
DR InterPro; IPR043519; NT_sf.
DR InterPro; IPR013546; PII_UdlTrfase/GS_AdlTrfase.
DR InterPro; IPR010043; UTase/UR.
DR NCBIfam; TIGR01693; UTase_glnD; 1.
DR PANTHER; PTHR47320; BIFUNCTIONAL URIDYLYLTRANSFERASE/URIDYLYL-REMOVING ENZYME; 1.
DR PANTHER; PTHR47320:SF1; BIFUNCTIONAL URIDYLYLTRANSFERASE/URIDYLYL-REMOVING ENZYME; 1.
DR Pfam; PF08335; GlnD_UR_UTase; 1.
DR Pfam; PF01966; HD; 1.
DR PIRSF; PIRSF006288; PII_uridyltransf; 2.
DR SMART; SM00471; HDc; 1.
DR SUPFAM; SSF55021; ACT-like; 2.
DR SUPFAM; SSF109604; HD-domain/PDEase-like; 1.
DR SUPFAM; SSF81301; Nucleotidyltransferase; 1.
DR PROSITE; PS51671; ACT; 2.
DR PROSITE; PS51831; HD; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00277};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00277};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_00277};
KW Nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_00277,
KW ECO:0000313|EMBL:RDI69467.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000254869};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00277}.
FT DOMAIN 438..546
FT /note="HD"
FT /evidence="ECO:0000259|PROSITE:PS51831"
FT DOMAIN 619..695
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 727..807
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT REGION 1..323
FT /note="Uridylyltransferase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00277"
SQ SEQUENCE 814 AA; 87982 MW; 724D6D69CA71226B CRC64;
MGKQQSKDES PGGAKDLVRA RDQLLTGGDI RHPRLDAEAL RQALVDLYEL WLTTKGAELG
ITGDSGFAVV AVGGLGRREM LPYSDLDLML LHDDIDAERV AEVADKLWYP LWDAHIKLDH
SVRTVPQALR VASGDLTAGL GMLEARHIVG DAELSNLLIG GVRREWRTGI RSRFGELVEQ
AETRWRRSGE IAHRAEPDLK YGRGGLRDIQ LLDALAIAQL TDAMPGLGPD VPGGGMKQAR
RRLLDVRTEL HRVAGRARDQ LRAQDADEIG AALRIGDRFD LARTLSDAAR TVGYSVDVGL
RTAANALPRR GLARLRRVPV RRPLDEGVVE HAGEVVLARD ARPAKDPGLI LRVASASAQT
GLPMAATTLN RLSEDAPELR EPWPREALND LLVLLGVGRG AIDAVEALDR TGLWGRLFPE
WGAVRDLPPR DPMHTWTVDR HLVETVAYAS GLITRVARPD LLLLGALLHD IGKGRVEDHS
VVGAELATQI GRRLGLWPSD VHTLSAIVRH HLLLPDTATR RDLADPETVR MVVDALDGDA
QLLDLLHTLA EADSLATGPG VWGDWKASLI GELVRRCRLT MAGEQLPQPD PIEPELLDKA
KAGGVHVELR PGEGRYSHVV TVIAPDTPGL LSDAAGVLAL HSLRVLSASL GGAGESAIDT
FVVTPKFGDP PDAGLLRQEL IRAVNGDLDV AGVLAKRERE AGRRPSPYAQ AAPRIKWSDT
TIPGQVLLEL RAEDRVGLLS RLAATLAHAG ADVRWAKVIT MGAAVVDSFC LDFGATDTPA
RRADIEAALL AVVPHPEPKK PTETDIRAGN ESNY
//