ID A0A2A5WH26_9GAMM Unreviewed; 913 AA.
AC A0A2A5WH26;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 24.
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 ECO:0000313|EMBL:PDH35436.1};
GN ORFNames=CNF02_01630 {ECO:0000313|EMBL:PDH35436.1};
OS OM182 bacterium MED-G28.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; OMG group; OM182 clade.
OX NCBI_TaxID=1986256 {ECO:0000313|EMBL:PDH35436.1, ECO:0000313|Proteomes:UP000219329};
RN [1] {ECO:0000313|EMBL:PDH35436.1, ECO:0000313|Proteomes:UP000219329}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MED-G28 {ECO:0000313|EMBL:PDH35436.1};
RA Haro-Moreno J.M., Lopez-Perez M., De La Torre J., Picazo A., Camacho A.,
RA Rodriguez-Valera F.;
RT "Fine stratification of microbial communities through a metagenomic profile
RT of the photic zone.";
RL Submitted (AUG-2017) 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 -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine 3',5'-bis(diphosphate) + H2O = diphosphate + GDP +
CC H(+); Xref=Rhea:RHEA:14253, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:58189, ChEBI:CHEBI:77828; EC=3.1.7.2;
CC Evidence={ECO:0000256|ARBA:ARBA00024273};
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:PDH35436.1}.
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DR EMBL; NTJZ01000001; PDH35436.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2A5WH26; -.
DR Proteomes; UP000219329; Unassembled WGS sequence.
DR GO; GO:0008773; F:[protein-PII] uridylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008893; F:guanosine-3',5'-bis(diphosphate) 3'-diphosphatase activity; IEA:RHEA.
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; cd04899; ACT_ACR-UUR-like_2; 1.
DR CDD; cd04900; ACT_UUR-like_1; 1.
DR CDD; cd00077; HDc; 1.
DR CDD; cd05401; NT_GlnE_GlnD_like; 1.
DR Gene3D; 3.30.70.260; -; 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; IPR002934; Polymerase_NTP_transf_dom.
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; PF01842; ACT; 1.
DR Pfam; PF08335; GlnD_UR_UTase; 1.
DR Pfam; PF01966; HD; 1.
DR Pfam; PF01909; NTP_transf_2; 1.
DR PIRSF; PIRSF006288; PII_uridyltransf; 1.
DR SMART; SM00471; HDc; 1.
DR SUPFAM; SSF55021; ACT-like; 1.
DR SUPFAM; SSF109604; HD-domain/PDEase-like; 1.
DR SUPFAM; SSF81301; Nucleotidyltransferase; 1.
DR SUPFAM; SSF81593; Nucleotidyltransferase substrate binding subunit/domain; 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|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00277}; Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00277}.
FT DOMAIN 478..600
FT /note="HD"
FT /evidence="ECO:0000259|PROSITE:PS51831"
FT DOMAIN 728..813
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 838..913
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT REGION 1..359
FT /note="Uridylyltransferase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00277"
SQ SEQUENCE 913 AA; 104553 MW; A2B8619048155212 CRC64;
MVIELKLEEN DADIATDFSL DTELLDINHL RTAVANAGSP TPLLSKALRQ ASEVLHSRYK
KNLNITRIVF GRAWAVDEVL RLAWNAQNWP DPNDISLVAV GGYGRSELFP HSDIDLLLLT
RKSRFNKKYK DYISAFLTML WDIGLEPGHS VRSVRQCKQE AIKDITVATA LMESRLLQGP
EDLHTLMTVA TNEKRVWPIK KFFKAKVDEQ IARHEKYHDV DYALEPNIKT SPGGLRDIQT
IAWVSKRHFG AGSFKDLVRL GFLKESEEAL ISTGQKFLWK LRCGLHFLEG RSEDRLLFDK
QRELAQLFDY HDDKKSLGVE KLMKQYYRAV ANLRELNDLL LQHFDEVILR AGKRAKIRPL
NNRFQVRDDY IEVIHPNVFE CNPSALIEIF VLIGDSPKIK GIRASTIGLL RESRHLINDD
FRNDARNTSL FIELLRTQNH MTLQLRRMAR YDILGRYLPE FGQISGQMQH DLFHIYTVDA
HTLQVVENMR KFRLPQAAEK FPVAAHIFNN LPKVELLYIA GLYHDIAKGR GGNHSELGKI
DAVNFCERHQ LSKWDTGLVS WLVDKHLLMS MTAQRKDTND PAIIKEFAEQ MGDKLHLDYL
YAMTVADICA TNPELWNSWR ATLLRQLYTN TKKAFQLGLE KPINRQERIA DKQQSARAKL
LERGLSANQI EIVWTKADDE YFVRESSANI IWHTEGIANF ENENKSEERP LILVQDMEEN
VEGEGATQVF IYANNADFLF ANSTAAFEKL NLNIYGARVF TSANDHCMDT FTVLENTGLP
VGKNPKRQDE IRKVLTEHLT SGNEAIKPIS FRRTRKEKYF AKSIEVTFVN TSEKKYSTLE
VNCPDQPGIL ASVGKILAAN GVNLKDARIT TLGERVEDLF FITDQTGNSI EEKSLLEKLQ
SEIKTELKNR LAA
//