ID B6TDL1_MAIZE Unreviewed; 341 AA.
AC B6TDL1;
DT 16-DEC-2008, integrated into UniProtKB/TrEMBL.
DT 16-DEC-2008, sequence version 1.
DT 27-MAR-2024, entry version 63.
DE RecName: Full=Inositol-tetrakisphosphate 1-kinase {ECO:0000256|PIRNR:PIRNR038186};
DE EC=2.7.1.134 {ECO:0000256|PIRNR:PIRNR038186};
OS Zea mays (Maize).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC Panicoideae; Andropogonodae; Andropogoneae; Tripsacinae; Zea.
OX NCBI_TaxID=4577 {ECO:0000313|EMBL:ACG35194.1};
RN [1] {ECO:0000313|EMBL:ACG35194.1}
RP NUCLEOTIDE SEQUENCE.
RX PubMed=18937034; DOI=10.1007/s11103-008-9415-4;
RA Alexandrov N.N., Brover V.V., Freidin S., Troukhan M.E., Tatarinova T.V.,
RA Zhang H., Swaller T.J., Lu Y.P., Bouck J., Flavell R.B., Feldmann K.A.;
RT "Insights into corn genes derived from large-scale cDNA sequencing.";
RL Plant Mol. Biol. 69:179-194(2009).
CC -!- FUNCTION: Kinase that can phosphorylate various inositol polyphosphate
CC such as Ins(3,4,5,6)P4 or Ins(1,3,4)P3.
CC {ECO:0000256|PIRNR:PIRNR038186}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1D-myo-inositol 1,3,4-trisphosphate + ATP = 1D-myo-inositol
CC 1,3,4,5-tetrakisphosphate + ADP + H(+); Xref=Rhea:RHEA:13253,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:57895,
CC ChEBI:CHEBI:58414, ChEBI:CHEBI:456216; EC=2.7.1.159;
CC Evidence={ECO:0000256|ARBA:ARBA00000680};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1D-myo-inositol 1,3,4-trisphosphate + ATP = 1D-myo-inositol
CC 1,3,4,6-tetrakisphosphate + ADP + H(+); Xref=Rhea:RHEA:20940,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:57660,
CC ChEBI:CHEBI:58414, ChEBI:CHEBI:456216; EC=2.7.1.159;
CC Evidence={ECO:0000256|ARBA:ARBA00000399};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1D-myo-inositol 3,4,5,6-tetrakisphosphate + ATP = 1D-myo-
CC inositol 1,3,4,5,6-pentakisphosphate + ADP + H(+);
CC Xref=Rhea:RHEA:12452, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:57539, ChEBI:CHEBI:57733, ChEBI:CHEBI:456216;
CC EC=2.7.1.134; Evidence={ECO:0000256|PIRNR:PIRNR038186};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRNR:PIRNR038186,
CC ECO:0000256|PIRSR:PIRSR038186-2};
CC Note=Binds 2 magnesium ions per subunit.
CC {ECO:0000256|PIRNR:PIRNR038186, ECO:0000256|PIRSR:PIRSR038186-2};
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245,
CC ECO:0000256|PIRNR:PIRNR038186}.
CC -!- SIMILARITY: Belongs to the ITPK1 family.
CC {ECO:0000256|ARBA:ARBA00009601, ECO:0000256|PIRNR:PIRNR038186}.
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DR EMBL; EU963076; ACG35194.1; -; mRNA.
DR RefSeq; NP_001149374.1; NM_001155902.1.
DR AlphaFoldDB; B6TDL1; -.
DR ExpressionAtlas; B6TDL1; baseline and differential.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0047325; F:inositol tetrakisphosphate 1-kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0052726; F:inositol-1,3,4-trisphosphate 5-kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0052725; F:inositol-1,3,4-trisphosphate 6-kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0000287; F:magnesium ion binding; IEA:InterPro.
DR GO; GO:0032957; P:inositol trisphosphate metabolic process; IEA:InterPro.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR Gene3D; 3.30.470.20; ATP-grasp fold, B domain; 1.
DR InterPro; IPR008656; Inositol_tetrakis-P_1-kinase.
DR InterPro; IPR040464; InsP(3)kin_ATP-grasp.
DR InterPro; IPR041429; ITPK1_N.
DR PANTHER; PTHR14217; INOSITOL-TETRAKISPHOSPHATE 1-KINASE; 1.
DR PANTHER; PTHR14217:SF36; INOSITOL-TETRAKISPHOSPHATE 1-KINASE 3; 1.
DR Pfam; PF05770; Ins134_P3_kin; 1.
DR Pfam; PF17927; Ins134_P3_kin_N; 1.
DR PIRSF; PIRSF038186; ITPK; 1.
DR SUPFAM; SSF56059; Glutathione synthetase ATP-binding domain-like; 1.
PE 2: Evidence at transcript level;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRNR:PIRNR038186};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|PIRNR:PIRNR038186};
KW Magnesium {ECO:0000256|PIRNR:PIRNR038186, ECO:0000256|PIRSR:PIRSR038186-2};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR038186};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR038186};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR038186}.
FT DOMAIN 37..116
FT /note="Inositol-tetrakisphosphate 1-kinase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF17927"
FT DOMAIN 138..316
FT /note="Inositol 1,3,4-trisphosphate 5/6-kinase ATP-grasp"
FT /evidence="ECO:0000259|Pfam:PF05770"
FT REGION 1..28
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 46
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 87
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 122
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 172
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 179
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 200..211
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 211
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 226
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 291
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-2"
FT BINDING 306
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-2"
FT BINDING 306
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-2"
FT BINDING 308
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
FT BINDING 308
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-2"
FT BINDING 312
FT /ligand="1D-myo-inositol 1,3,4-trisphosphate"
FT /ligand_id="ChEBI:CHEBI:58414"
FT /evidence="ECO:0000256|PIRSR:PIRSR038186-1"
SQ SEQUENCE 341 AA; 37516 MW; CE686459B515A797 CRC64;
MVSGGCVGAE GEADRAAAPP EAAEEPVVPA PPAREVVVGY ALTTKKAKSF LQPKLRGLAR
KKGILFVAID QKRPLSDQGP FDIVLHKLTG KGWQQLLEEY REAHPEVTVL DPPGAIANLL
DRQSMLQEVS ELDLTDCHGK VRVPKQLFIN TDPSSIPAAV RRAGLSLPLV AKPLVAKSHE
LSLAYDPTSL TKLEPPLVLQ EFVNHGGVMF KVYIVGDAIR VVRRFSLPNV DEGDLSNNAG
VFRFPRVSCA AASADDADLD PGVAELPPRP LLEILARELR RRLGLRLFNI DMIREHGTRD
RFYVIDMNYF PGYGKNARVR ARVHRLPAEP CPERVQEATK L
//
