ID A0A452STV2_URSAM Unreviewed; 801 AA.
AC A0A452STV2;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Phosphatidylinositol 4-kinase beta {ECO:0000256|ARBA:ARBA00039877};
DE EC=2.7.1.67 {ECO:0000256|ARBA:ARBA00012169};
GN Name=PI4KB {ECO:0000313|Ensembl:ENSUAMP00000036212.1};
OS Ursus americanus (American black bear) (Euarctos americanus).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Carnivora; Caniformia; Ursidae; Ursus.
OX NCBI_TaxID=9643 {ECO:0000313|Ensembl:ENSUAMP00000036212.1, ECO:0000313|Proteomes:UP000291022};
RN [1] {ECO:0000313|Proteomes:UP000291022}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Korstanje R., Srivastava A., Sarsani V.K., Sheehan S.M., Seger R.L.,
RA Barter M.E., Lindqvist C., Brody L.C., Mullikin J.C.;
RT "De novo assembly and RNA-Seq shows season-dependent expression and editing
RT in black bear kidneys.";
RL Submitted (JUN-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSUAMP00000036212.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a
CC 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP +
CC H(+); Xref=Rhea:RHEA:19877, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:57880, ChEBI:CHEBI:58178, ChEBI:CHEBI:456216;
CC EC=2.7.1.67; Evidence={ECO:0000256|ARBA:ARBA00036767};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:19878;
CC Evidence={ECO:0000256|ARBA:ARBA00036767};
CC -!- SUBCELLULAR LOCATION: Endomembrane system
CC {ECO:0000256|ARBA:ARBA00004308}. Endoplasmic reticulum membrane
CC {ECO:0000256|ARBA:ARBA00004406}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00004406}. Golgi apparatus membrane
CC {ECO:0000256|ARBA:ARBA00004394}. Mitochondrion outer membrane
CC {ECO:0000256|ARBA:ARBA00004450}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00004450}. Rough endoplasmic reticulum membrane
CC {ECO:0000256|ARBA:ARBA00037860}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00037860}.
CC -!- SIMILARITY: Belongs to the PI3/PI4-kinase family. Type III PI4K
CC subfamily. {ECO:0000256|ARBA:ARBA00006209}.
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DR AlphaFoldDB; A0A452STV2; -.
DR Ensembl; ENSUAMT00000040297.1; ENSUAMP00000036212.1; ENSUAMG00000027444.1.
DR GeneTree; ENSGT00550000074892; -.
DR Proteomes; UP000291022; Unassembled WGS sequence.
DR GO; GO:0000139; C:Golgi membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005741; C:mitochondrial outer membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0030867; C:rough endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016301; F:kinase activity; IEA:UniProtKB-KW.
DR GO; GO:0046854; P:phosphatidylinositol phosphate biosynthetic process; IEA:InterPro.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR CDD; cd22246; PI4KB_NTD; 1.
DR CDD; cd05168; PI4Kc_III_beta; 1.
DR Gene3D; 1.10.1070.11; Phosphatidylinositol 3-/4-kinase, catalytic domain; 1.
DR InterPro; IPR011009; Kinase-like_dom_sf.
DR InterPro; IPR000403; PI3/4_kinase_cat_dom.
DR InterPro; IPR036940; PI3/4_kinase_cat_sf.
DR InterPro; IPR018936; PI3/4_kinase_CS.
DR InterPro; IPR001263; PI3K_accessory_dom.
DR InterPro; IPR049160; PI4KB-PIK1_PIK.
DR InterPro; IPR015433; PI_Kinase.
DR PANTHER; PTHR10048:SF22; PHOSPHATIDYLINOSITOL 4-KINASE BETA; 1.
DR PANTHER; PTHR10048; PHOSPHATIDYLINOSITOL KINASE; 1.
DR Pfam; PF00454; PI3_PI4_kinase; 1.
DR Pfam; PF21245; PI4KB-PIK1_PIK; 1.
DR SMART; SM00146; PI3Kc; 1.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
DR PROSITE; PS00915; PI3_4_KINASE_1; 1.
DR PROSITE; PS00916; PI3_4_KINASE_2; 1.
DR PROSITE; PS50290; PI3_4_KINASE_3; 1.
DR PROSITE; PS51545; PIK_HELICAL; 1.
PE 3: Inferred from homology;
KW Golgi apparatus {ECO:0000256|ARBA:ARBA00023034};
KW Kinase {ECO:0000256|ARBA:ARBA00022777};
KW Reference proteome {ECO:0000313|Proteomes:UP000291022};
KW Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT DOMAIN 52..242
FT /note="PIK helical"
FT /evidence="ECO:0000259|PROSITE:PS51545"
FT DOMAIN 520..786
FT /note="PI3K/PI4K catalytic"
FT /evidence="ECO:0000259|PROSITE:PS50290"
FT REGION 1..25
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 101..120
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 248..304
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 277..294
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 801 AA; 90014 MW; 7E141F89FC0F9A35 CRC64;
MGDMVVEPAP LKPTCEPTPG PPGNNGGSLL GVITEGVGEL SVIDREVAQK ACQEVLEQVK
LLRGGVAVSS TDSPLELVNG DVLDSAIRCL DDPPAQIREE EDEMGATVAS GTAKGARRRR
QNNSAKQSWL LRLFESKLFD ISMAISYLYN SKEPGVQAYI GNRLFCFRNE DVDFYLPQLL
NMYIHMDEDV GDAIKPYIVH RCRQSINFSL QCALLLGAYS SDMHISTQRH SRGTKLRKLI
LSDELKPAHR KRELPSLSPA PDMGLSPSKR THQRSKSDAT ASISLSSNLK RTASNPKVEN
EDEPVRLAPE REFIKSLMAI GKRLATLPTK EQKTQRLISE LSLLNHKLPA RVWLPTAGFD
HHVVRVPHTQ AVVLNSKDKA PYLIYVEVLE CENFDTTNVP ARIPENRIRS TRSVENLPEC
GITHEQRAGS FSTVPNYDND DEAWSVDDIG ELQVELPEVH TNSCDNISQF SVDSITSQES
KEPVFIAAGD IRRRLSEQLA HTPTAFRRDP EDPSAVALKE PWQEKVRRIR EGSPYGHLPN
WRLLSVIVKC GDDLRQELLA FQVLKQLQSI WEQERVPLWI KPYKILVISA DSGMIEPVVN
AVSIHQVKKQ SQLSLLDYFL QEHGSYTTEA FLSAQRNFVQ SCAGYCLVCY LLQVKDRHNG
NILLDAEGHI IHIDFGFILS SSPRNLGFET SAFKLTTEFV DVMGGLDGDM FNYYKMLMLQ
GLIAARKHMD KVVQIVEIMQ QGSQLPCFHG SSTIRNLKER FHMSMTEEQL QLLVEQMVDG
SMRSITTKLY DGFQYLTNGI M
//