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KGP_TOXGO
ID   KGP_TOXGO               Reviewed;         994 AA.
AC   Q8MMZ7; Q8MMP4;
DT   10-FEB-2021, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   03-AUG-2022, entry version 97.
DE   RecName: Full=cGMP-dependent protein kinase {ECO:0000303|PubMed:11897122};
DE            EC=2.7.11.12 {ECO:0000269|PubMed:11897122, ECO:0000269|PubMed:12455981};
DE   AltName: Full=TgPKG {ECO:0000303|PubMed:11897122};
GN   Name=PKG {ECO:0000303|PubMed:11897122};
OS   Toxoplasma gondii.
OC   Eukaryota; Sar; Alveolata; Apicomplexa; Conoidasida; Coccidia;
OC   Eucoccidiorida; Eimeriorina; Sarcocystidae; Toxoplasma.
OX   NCBI_TaxID=5811 {ECO:0000312|EMBL:AAM20901.1};
RN   [1] {ECO:0000312|EMBL:AAM20901.1}
RP   NUCLEOTIDE SEQUENCE [MRNA].
RX   PubMed=11834729; DOI=10.1074/jbc.m108393200;
RA   Gurnett A., Liberator P.A., Dulski P., Salowe S.P., Donald R.G.K.,
RA   Anderson J.W., Wiltsie J., Diaz-Saldana C.A., Harris G., Chang B.,
RA   Darkin-Rattray S.J., Nare B., Crumley T., Blum P., Misura A., Tamas T.,
RA   Sardana M., Yuan J., Biftu T., Schmatz D.;
RT   "Purification and molecular characterization of cGMP-dependent protein
RT   kinase from Apicomplexan parasites. A novel chemotherapeutic target.";
RL   J. Biol. Chem. 277:15913-15922(2002).
RN   [2] {ECO:0000312|EMBL:AAM20901.1}
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), ALTERNATIVE SPLICING, FUNCTION,
RP   CATALYTIC ACTIVITY, COFACTOR, ACTIVITY REGULATION, BIOPHYSICOCHEMICAL
RP   PROPERTIES, SUBCELLULAR LOCATION (ISOFORMS 1 AND 2), DEVELOPMENTAL STAGE,
RP   MYRISTOYLATION AT GLY-2, PALMITOYLATION AT CYS-4, AND MUTAGENESIS OF MET-1;
RP   GLY-2; CYS-4; MET-103; ARG-263; ARG-382 AND ARG-635.
RC   STRAIN=RH {ECO:0000303|PubMed:11897122};
RX   PubMed=11897122; DOI=10.1016/s0166-6851(01)00451-0;
RA   Donald R.G., Liberator P.A.;
RT   "Molecular characterization of a coccidian parasite cGMP dependent protein
RT   kinase.";
RL   Mol. Biochem. Parasitol. 120:165-175(2002).
RN   [3] {ECO:0000312|EMBL:AAM27174.1}
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], FUNCTION, CATALYTIC ACTIVITY, ACTIVITY
RP   REGULATION, BIOPHYSICOCHEMICAL PROPERTIES, DEVELOPMENTAL STAGE, DISRUPTION
RP   PHENOTYPE, AND MUTAGENESIS OF THR-761.
RC   STRAIN=RH {ECO:0000312|EMBL:AAM27174.1};
RX   PubMed=12455981; DOI=10.1128/ec.1.3.317-328.2002;
RA   Donald R.G., Allocco J., Singh S.B., Nare B., Salowe S.P., Wiltsie J.,
RA   Liberator P.A.;
RT   "Toxoplasma gondii cyclic GMP-dependent kinase: chemotherapeutic targeting
RT   of an essential parasite protein kinase.";
RL   Eukaryot. Cell 1:317-328(2002).
RN   [4] {ECO:0000305}
RP   FUNCTION, AND MUTAGENESIS OF THR-761.
RX   PubMed=26933037; DOI=10.1074/jbc.m115.700518;
RA   Brown K.M., Lourido S., Sibley L.D.;
RT   "Serum Albumin Stimulates Protein Kinase G-dependent Microneme Secretion in
RT   Toxoplasma gondii.";
RL   J. Biol. Chem. 291:9554-9565(2016).
RN   [5] {ECO:0000305}
RP   FUNCTION (ISOFORMS 1 AND 2), SUBCELLULAR LOCATION (ISOFORMS 1 AND 2),
RP   DEVELOPMENTAL STAGE, AND DISRUPTION PHENOTYPE (ISOFORMS 1 AND 2).
RX   PubMed=28465425; DOI=10.1128/mbio.00375-17;
RA   Brown K.M., Long S., Sibley L.D.;
RT   "Plasma Membrane Association by N-Acylation Governs PKG Function in
RT   Toxoplasma gondii.";
RL   MBio 8:0-0(2017).
RN   [6] {ECO:0000305}
RP   FUNCTION.
RX   PubMed=30753127; DOI=10.7554/elife.42669;
RA   Tosetti N., Dos Santos Pacheco N., Soldati-Favre D., Jacot D.;
RT   "Three F-actin assembly centers regulate organelle inheritance, cell-cell
RT   communication and motility in Toxoplasma gondii.";
RL   Elife 8:0-0(2019).
RN   [7]
RP   FUNCTION, SUBCELLULAR LOCATION, AND DISRUPTION PHENOTYPE.
RC   STRAIN=RH {ECO:0000269|PubMed:31235476};
RX   PubMed=31235476; DOI=10.26508/lsa.201900402;
RA   Guenay-Esiyok O., Scheib U., Noll M., Gupta N.;
RT   "An unusual and vital protein with guanylate cyclase and P4-ATPase domains
RT   in a pathogenic protist.";
RL   Life. Sci Alliance 2:0-0(2019).
CC   -!- FUNCTION: Serine/threonine protein kinase which acts as a downstream
CC       effector of the second messenger cGMP (PubMed:11897122,
CC       PubMed:12455981). Plays an essential role in tachyzoite invasion of and
CC       egress from host cells (PubMed:28465425, PubMed:30753127,
CC       PubMed:31235476). During invasion of host cells, regulates the apico-
CC       basal flux of F-actin probably via Ca(2+)-mediated activation of CDPK1
CC       (PubMed:30753127). In tachyzoites, required for microneme secretion
CC       (PubMed:26933037, PubMed:28465425). Required for tachyzoite gliding
CC       motility (PubMed:31235476). {ECO:0000269|PubMed:11897122,
CC       ECO:0000269|PubMed:12455981, ECO:0000269|PubMed:26933037,
CC       ECO:0000269|PubMed:28465425, ECO:0000269|PubMed:30753127,
CC       ECO:0000269|PubMed:31235476}.
CC   -!- FUNCTION: [Isoform 1]: Plays an essential role in parasite invasion of
CC       and egress from host cells, and microneme secretion.
CC       {ECO:0000269|PubMed:28465425}.
CC   -!- FUNCTION: [Isoform 2]: Dispensable for parasite invasion of and egress
CC       from host cells, and microneme secretion.
CC       {ECO:0000269|PubMed:28465425}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-seryl-[protein] = ADP + H(+) + O-phospho-L-seryl-
CC         [protein]; Xref=Rhea:RHEA:17989, Rhea:RHEA-COMP:9863, Rhea:RHEA-
CC         COMP:11604, ChEBI:CHEBI:15378, ChEBI:CHEBI:29999, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:83421, ChEBI:CHEBI:456216; EC=2.7.11.12;
CC         Evidence={ECO:0000269|PubMed:11897122, ECO:0000269|PubMed:12455981};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-threonyl-[protein] = ADP + H(+) + O-phospho-L-
CC         threonyl-[protein]; Xref=Rhea:RHEA:46608, Rhea:RHEA-COMP:11060,
CC         Rhea:RHEA-COMP:11605, ChEBI:CHEBI:15378, ChEBI:CHEBI:30013,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:61977, ChEBI:CHEBI:456216;
CC         EC=2.7.11.12; Evidence={ECO:0000269|PubMed:11897122,
CC         ECO:0000269|PubMed:12455981};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000269|PubMed:11897122};
CC   -!- ACTIVITY REGULATION: Activated by cGMP (PubMed:11897122,
CC       PubMed:12455981). The cGMP-binding domains acts cooperatively to
CC       activate PKG (PubMed:11897122, PubMed:12455981). Inhibited by the
CC       antiparasitic small molecule 4-[2-(4-fluorophenyl)-5-(1-
CC       methylpiperidine-4-yl)-1Hpyrrol- 3-yl]pyridine (compound 1)
CC       (PubMed:11897122, PubMed:12455981). {ECO:0000269|PubMed:11897122,
CC       ECO:0000269|PubMed:12455981}.
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Kinetic parameters:
CC         KM=7.3 uM for ATP {ECO:0000269|PubMed:11897122,
CC         ECO:0000269|PubMed:12455981};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000269|PubMed:31235476}. Membrane
CC       {ECO:0000269|PubMed:31235476}; Peripheral membrane protein
CC       {ECO:0000305}; Cytoplasmic side {ECO:0000305}.
CC   -!- SUBCELLULAR LOCATION: [Isoform 1]: Cell membrane
CC       {ECO:0000269|PubMed:11834729, ECO:0000269|PubMed:28465425}; Lipid-
CC       anchor {ECO:0000269|PubMed:11897122}. Note=Membrane localization is
CC       essential to regulate parasite invasion, egress and microneme
CC       secretion. {ECO:0000269|PubMed:28465425}.
CC   -!- SUBCELLULAR LOCATION: [Isoform 2]: Cytoplasm
CC       {ECO:0000269|PubMed:11897122, ECO:0000269|PubMed:28465425}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative initiation; Named isoforms=2;
CC       Name=1; Synonyms=Isoform I {ECO:0000303|PubMed:11897122};
CC         IsoId=Q8MMZ7-1; Sequence=Displayed;
CC       Name=2; Synonyms=Isoform II {ECO:0000303|PubMed:11897122};
CC         IsoId=Q8MMZ7-2; Sequence=VSP_060899;
CC   -!- DEVELOPMENTAL STAGE: Expressed in tachyzoites (at protein level).
CC       {ECO:0000269|PubMed:11897122, ECO:0000269|PubMed:12455981,
CC       ECO:0000269|PubMed:28465425}.
CC   -!- DISRUPTION PHENOTYPE: Knockout in tachyzoites is lethal
CC       (PubMed:12455981). Conditional knockout in tachyzoites impairs lytic
CC       growth in host cells (PubMed:28465425, PubMed:31235476). However,
CC       parasite intracellular replication is only slightly affected
CC       (PubMed:31235476). Impaired microneme secretion, motility and, invasion
CC       of and egress from host cells (PubMed:28465425, PubMed:31235476).
CC       {ECO:0000269|PubMed:12455981, ECO:0000269|PubMed:28465425,
CC       ECO:0000269|PubMed:31235476}.
CC   -!- DISRUPTION PHENOTYPE: [Isoform 1]: Impaired growth in host cells
CC       (PubMed:28465425). Impaired microneme secretion and, invasion of and
CC       egress from host cells (PubMed:28465425).
CC       {ECO:0000269|PubMed:28465425}.
CC   -!- DISRUPTION PHENOTYPE: [Isoform 2]: Normal growth in host cells
CC       (PubMed:28465425). Microneme secretion and, invasion of and egress from
CC       host cells are partially impaired (PubMed:28465425).
CC       {ECO:0000269|PubMed:28465425}.
CC   -!- SIMILARITY: Belongs to the protein kinase superfamily. AGC Ser/Thr
CC       protein kinase family. cGMP subfamily. {ECO:0000305}.
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DR   EMBL; AF413570; AAM20901.1; -; mRNA.
DR   EMBL; AF448496; AAM27174.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8MMZ7; -.
DR   SMR; Q8MMZ7; -.
DR   VEuPathDB; ToxoDB:TGARI_311360A; -.
DR   VEuPathDB; ToxoDB:TGARI_311360B; -.
DR   VEuPathDB; ToxoDB:TGCAST_311300; -.
DR   VEuPathDB; ToxoDB:TGCAST_311360A; -.
DR   VEuPathDB; ToxoDB:TGCAST_311360B; -.
DR   VEuPathDB; ToxoDB:TGCOUG_311360A; -.
DR   VEuPathDB; ToxoDB:TGCOUG_311360B; -.
DR   VEuPathDB; ToxoDB:TGDOM2_286470; -.
DR   VEuPathDB; ToxoDB:TGDOM2_311300; -.
DR   VEuPathDB; ToxoDB:TGDOM2_311360A; -.
DR   VEuPathDB; ToxoDB:TGFOU_311360B; -.
DR   VEuPathDB; ToxoDB:TGFOU_311360C; -.
DR   VEuPathDB; ToxoDB:TGFOU_311360D; -.
DR   VEuPathDB; ToxoDB:TGGT1_311360; -.
DR   VEuPathDB; ToxoDB:TGMAS_311300; -.
DR   VEuPathDB; ToxoDB:TGMAS_311360A; -.
DR   VEuPathDB; ToxoDB:TGMAS_311360C; -.
DR   VEuPathDB; ToxoDB:TGME49_311360; -.
DR   VEuPathDB; ToxoDB:TGP89_242070; -.
DR   VEuPathDB; ToxoDB:TGP89_311360A; -.
DR   VEuPathDB; ToxoDB:TGP89_311360C; -.
DR   VEuPathDB; ToxoDB:TGPRC2_311360A; -.
DR   VEuPathDB; ToxoDB:TGPRC2_311360B; -.
DR   VEuPathDB; ToxoDB:TGRH88_050830; -.
DR   VEuPathDB; ToxoDB:TGRUB_242070B; -.
DR   VEuPathDB; ToxoDB:TGRUB_311360A; -.
DR   VEuPathDB; ToxoDB:TGRUB_311360C; -.
DR   VEuPathDB; ToxoDB:TGVAND_311360A; -.
DR   VEuPathDB; ToxoDB:TGVAND_311360B; -.
DR   VEuPathDB; ToxoDB:TGVEG_311360; -.
DR   BRENDA; 2.7.11.12; 6411.
DR   GO; GO:0016324; C:apical plasma membrane; IDA:UniProtKB.
DR   GO; GO:0005737; C:cytoplasm; IDA:UniProtKB.
DR   GO; GO:0005886; C:plasma membrane; IDA:UniProtKB.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0030553; F:cGMP binding; IDA:UniProtKB.
DR   GO; GO:0004692; F:cGMP-dependent protein kinase activity; IDA:UniProtKB.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:2000147; P:positive regulation of cell motility; IMP:UniProtKB.
DR   GO; GO:0006468; P:protein phosphorylation; IDA:UniProtKB.
DR   CDD; cd00038; CAP_ED; 4.
DR   CDD; cd05572; STKc_cGK; 1.
DR   Gene3D; 2.60.120.10; -; 4.
DR   InterPro; IPR000961; AGC-kinase_C.
DR   InterPro; IPR018490; cNMP-bd-like.
DR   InterPro; IPR018488; cNMP-bd_CS.
DR   InterPro; IPR000595; cNMP-bd_dom.
DR   InterPro; IPR011009; Kinase-like_dom_sf.
DR   InterPro; IPR000719; Prot_kinase_dom.
DR   InterPro; IPR017441; Protein_kinase_ATP_BS.
DR   InterPro; IPR014710; RmlC-like_jellyroll.
DR   InterPro; IPR008271; Ser/Thr_kinase_AS.
DR   InterPro; IPR035014; STKc_cGK.
DR   Pfam; PF00027; cNMP_binding; 3.
DR   Pfam; PF00069; Pkinase; 1.
DR   SMART; SM00100; cNMP; 4.
DR   SMART; SM00220; S_TKc; 1.
DR   SUPFAM; SSF51206; SSF51206; 4.
DR   SUPFAM; SSF56112; SSF56112; 1.
DR   PROSITE; PS51285; AGC_KINASE_CTER; 1.
DR   PROSITE; PS00888; CNMP_BINDING_1; 2.
DR   PROSITE; PS00889; CNMP_BINDING_2; 3.
DR   PROSITE; PS50042; CNMP_BINDING_3; 4.
DR   PROSITE; PS00107; PROTEIN_KINASE_ATP; 1.
DR   PROSITE; PS50011; PROTEIN_KINASE_DOM; 1.
DR   PROSITE; PS00108; PROTEIN_KINASE_ST; 1.
PE   1: Evidence at protein level;
KW   Alternative initiation; ATP-binding; Cell membrane; cGMP; cGMP-binding;
KW   Cytoplasm; Kinase; Lipoprotein; Magnesium; Membrane; Metal-binding;
KW   Myristate; Nucleotide-binding; Palmitate; Serine/threonine-protein kinase;
KW   Transferase.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000305|PubMed:11897122"
FT   CHAIN           2..994
FT                   /note="cGMP-dependent protein kinase"
FT                   /id="PRO_0000452025"
FT   DOMAIN          684..941
FT                   /note="Protein kinase"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT   DOMAIN          942..994
FT                   /note="AGC-kinase C-terminal"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00618"
FT   REGION          1..162
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          189..305
FT                   /note="cNMP-binding domain 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00060"
FT   REGION          308..407
FT                   /note="cNMP-binding domain 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00060"
FT   REGION          463..539
FT                   /note="cNMP-binding domain 3"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00060"
FT   REGION          561..660
FT                   /note="cNMP-binding domain 4"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00060"
FT   REGION          954..976
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        7..27
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        110..162
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   ACT_SITE        807
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT   BINDING         253
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="1"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         254
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="1"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         256
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="1"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         263
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="1"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         264
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="1"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         616
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         625
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         626
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         628
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         635
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         636
FT                   /ligand="3',5'-cyclic GMP"
FT                   /ligand_id="ChEBI:CHEBI:57746"
FT                   /ligand_label="2"
FT                   /ligand_note="allosteric activator"
FT                   /evidence="ECO:0000250|UniProtKB:Q8I719"
FT   BINDING         690..698
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT   BINDING         713
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT   LIPID           2
FT                   /note="N-myristoyl glycine"
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   LIPID           4
FT                   /note="S-palmitoyl cysteine"
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   VAR_SEQ         1..102
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000305"
FT                   /id="VSP_060899"
FT   MUTAGEN         1
FT                   /note="M->A: Loss of isoform 1 expression."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         2
FT                   /note="G->A: Loss of membrane localization."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         2
FT                   /note="Missing: Loss of myristoylation and palmitoylation.
FT                   Loss of membrane localization."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         4
FT                   /note="C->S: Partial loss of myristoylation. Loss of
FT                   palmitoylation. Partial loss of membrane localization."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         103
FT                   /note="M->A: Loss of isoform 2 expression."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         263
FT                   /note="R->A: 16% reduction in catalytic activity. 64% and
FT                   87% reduction in catalytic activity respectively; when
FT                   associated with A-382 or A-635. Complete loss of catalytic
FT                   activity; when associated with A-382 and A-635."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         382
FT                   /note="R->A: 28% reduction in catalytic activity. 64%
FT                   reduction in catalytic activity; when associated with A-
FT                   263. Complete loss of catalytic activity; when associated
FT                   with A-263 and A-635."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         635
FT                   /note="R->A: 77% reduction in catalytic activity. 87%
FT                   reduction in catalytic activity; when associated with A-
FT                   263. Complete loss of catalytic activity; when associated
FT                   with A-263 and A-382."
FT                   /evidence="ECO:0000269|PubMed:11897122"
FT   MUTAGEN         761
FT                   /note="T->M,Q: No effect on catalytic activity. No effect
FT                   on virulence in mouse host. No effect on microneme
FT                   secretion. Reduces sensitivity to antiparasitic inhibitor
FT                   compound 1."
FT                   /evidence="ECO:0000269|PubMed:12455981,
FT                   ECO:0000269|PubMed:26933037"
FT   CONFLICT        118
FT                   /note="P -> L (in Ref. 3; AAM27174)"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   994 AA;  111255 MW;  A1B605605713E296 CRC64;
     MGACISKNSS ARVSRSSALS ASKQTVAASA PPGAAGDETS ATGAAEEASR NSLARVDGTR
     ASAAELERAP DGVCPDREEP GTANAEQGGV TEKKDTRETL AGMNSPKTLE AEAQEDDPKR
     EAPNQDVPSE APEGPKEKPG GDRKPAQKAI LKQDDSHTEE EKLNAHLAYR EKTPADFALI
     QDSLKANLVC SSLNEGEIDA LAVAMQFFTF KKGDVVTKQG EPGSYFFIIH SGTFDVLVND
     KRVNAMDKGK AFGEIALIHN TERSATVVAS STEGALWGVQ RHTFRETLKQ LSSRNFAENR
     QFLASVKFFE MLTEAQKNVI TNALVVENFK PGQPIVKEGD AGDVLYILKS GKAKVSIGGR
     EIRMLRKGDY FGERALLYKE PRSATITAEE FTVCVSIGRE LLDRVLGNLQ HVLFRNIMVE
     ALQQSKVYEL FQGDQLSKLI EAAVVKDYGA DYVILDKENK TKGIRFFFVL EGELSVYAYT
     QNPATKEEER KLAATLKRGQ AFGEEYVLNP TRPFNHYVKS VGPCKLALFT SSVLTATLGG
     EDIDETLDFN NKRAIIRKMY IFRYLSDHQM TMLIKAFKTV RYMSGEYIIK EGERGTRFFI
     IKAGEVAILK NNKRLRTLGR HDYFGERALL YDKPRTASVC ANSAGVDLWV VDKSVFNEII
     KGPMLAHLEE RIRMQDTKVE FQDLQVVRVV GRGTFGTVKL VRHVPTDIRY ALKCVSRRSV
     IALSQQQHIR LEREIMAEND HPFIIRLVRT FRDKEFLYFL TELVTGGELY DAIRKLGLLA
     RSQAQFYLAS IVLAIEYLHE RNIAYRDLKP ENILLDSQGY VKLIDFGCAK KMQGRAYTLV
     GTPHYMAPEV ILGKGYTLTA DTWAFGVCLY EFMCGPLPFG NDAEDQLEIF RDILTGKLVF
     PHYVTDQDAI NLMKRLLCRL PEVRIGCSIN GYKDIKEHAF FGDFDWDKLA GRGLPPPLAP
     KGETYAEDTE QSSFELDEDD TIVLEDEYDW DKDF
 
 
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