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3JA6

Cryo-electron Tomography and All-atom Molecular Dynamics Simulations Reveal a Novel Kinase Conformational Switch in Bacterial Chemotaxis Signaling

Functional Information from GO Data
ChainGOidnamespacecontents
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006935biological_processchemotaxis
A0007165biological_processsignal transduction
A0019904molecular_functionprotein domain specific binding
B0005515molecular_functionprotein binding
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0006935biological_processchemotaxis
B0007165biological_processsignal transduction
B0019904molecular_functionprotein domain specific binding
C0000155molecular_functionphosphorelay sensor kinase activity
C0000160biological_processphosphorelay signal transduction system
C0004673molecular_functionprotein histidine kinase activity
C0005737cellular_componentcytoplasm
C0006935biological_processchemotaxis
C0007165biological_processsignal transduction
C0016310biological_processphosphorylation
C0016772molecular_functiontransferase activity, transferring phosphorus-containing groups
D0005515molecular_functionprotein binding
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0006935biological_processchemotaxis
D0007165biological_processsignal transduction
D0019904molecular_functionprotein domain specific binding
E0000155molecular_functionphosphorelay sensor kinase activity
E0000160biological_processphosphorelay signal transduction system
E0004673molecular_functionprotein histidine kinase activity
E0005737cellular_componentcytoplasm
E0006935biological_processchemotaxis
E0007165biological_processsignal transduction
E0016310biological_processphosphorylation
E0016772molecular_functiontransferase activity, transferring phosphorus-containing groups
F0005515molecular_functionprotein binding
F0005737cellular_componentcytoplasm
F0005829cellular_componentcytosol
F0006935biological_processchemotaxis
F0007165biological_processsignal transduction
F0019904molecular_functionprotein domain specific binding
G0004888molecular_functiontransmembrane signaling receptor activity
G0006935biological_processchemotaxis
G0007165biological_processsignal transduction
G0016020cellular_componentmembrane
H0004888molecular_functiontransmembrane signaling receptor activity
H0006935biological_processchemotaxis
H0007165biological_processsignal transduction
H0016020cellular_componentmembrane
I0004888molecular_functiontransmembrane signaling receptor activity
I0006935biological_processchemotaxis
I0007165biological_processsignal transduction
I0016020cellular_componentmembrane
J0004888molecular_functiontransmembrane signaling receptor activity
J0006935biological_processchemotaxis
J0007165biological_processsignal transduction
J0016020cellular_componentmembrane
K0004888molecular_functiontransmembrane signaling receptor activity
K0006935biological_processchemotaxis
K0007165biological_processsignal transduction
K0016020cellular_componentmembrane
L0004888molecular_functiontransmembrane signaling receptor activity
L0006935biological_processchemotaxis
L0007165biological_processsignal transduction
L0016020cellular_componentmembrane
M0004888molecular_functiontransmembrane signaling receptor activity
M0006935biological_processchemotaxis
M0007165biological_processsignal transduction
M0016020cellular_componentmembrane
N0004888molecular_functiontransmembrane signaling receptor activity
N0006935biological_processchemotaxis
N0007165biological_processsignal transduction
N0016020cellular_componentmembrane
O0004888molecular_functiontransmembrane signaling receptor activity
O0006935biological_processchemotaxis
O0007165biological_processsignal transduction
O0016020cellular_componentmembrane
P0004888molecular_functiontransmembrane signaling receptor activity
P0006935biological_processchemotaxis
P0007165biological_processsignal transduction
P0016020cellular_componentmembrane
Q0004888molecular_functiontransmembrane signaling receptor activity
Q0006935biological_processchemotaxis
Q0007165biological_processsignal transduction
Q0016020cellular_componentmembrane
R0004888molecular_functiontransmembrane signaling receptor activity
R0006935biological_processchemotaxis
R0007165biological_processsignal transduction
R0016020cellular_componentmembrane
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues804
DetailsDomain: {"description":"CheW-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU00052","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2832
DetailsDomain: {"description":"Methyl-accepting transducer","evidences":[{"source":"PROSITE-ProRule","id":"PRU00284","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsModified residue: {"description":"Glutamate methyl ester (Gln)","evidences":[{"source":"PubMed","id":"16707700","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues24
DetailsModified residue: {"description":"Glutamate methyl ester (Glu)","evidences":[{"source":"PubMed","id":"16707700","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues12
DetailsModified residue: {"description":"Deamidated glutamine","evidences":[{"source":"PubMed","id":"16707700","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues1
DetailsM-CSA 327
ChainResidueDetails
CASN409electrostatic stabiliser, hydrogen bond donor, metal ligand, steric role

site_idMCSA2
Number of Residues1
DetailsM-CSA 327
ChainResidueDetails
EASN409electrostatic stabiliser, hydrogen bond donor, metal ligand, steric role

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PDB entries from 2026-01-14

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