Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1OTT

Structure of the Escherichia coli ClC Chloride channel E148A mutant and Fab Complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0005247molecular_functionvoltage-gated chloride channel activity
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0006821biological_processchloride transport
A0015108molecular_functionchloride transmembrane transporter activity
A0015297molecular_functionantiporter activity
A0016020cellular_componentmembrane
A0042802molecular_functionidentical protein binding
A0055085biological_processtransmembrane transport
A0062158molecular_functionchloride:proton antiporter activity
A1902476biological_processchloride transmembrane transport
A1902600biological_processproton transmembrane transport
A1990451biological_processcellular stress response to acidic pH
B0005247molecular_functionvoltage-gated chloride channel activity
B0005886cellular_componentplasma membrane
B0006811biological_processmonoatomic ion transport
B0006821biological_processchloride transport
B0015108molecular_functionchloride transmembrane transporter activity
B0015297molecular_functionantiporter activity
B0016020cellular_componentmembrane
B0042802molecular_functionidentical protein binding
B0055085biological_processtransmembrane transport
B0062158molecular_functionchloride:proton antiporter activity
B1902476biological_processchloride transmembrane transport
B1902600biological_processproton transmembrane transport
B1990451biological_processcellular stress response to acidic pH
D0005576cellular_componentextracellular region
D0005886cellular_componentplasma membrane
D0030183biological_processB cell differentiation
D0042105cellular_componentalpha-beta T cell receptor complex
F0005576cellular_componentextracellular region
F0005886cellular_componentplasma membrane
F0030183biological_processB cell differentiation
F0042105cellular_componentalpha-beta T cell receptor complex
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CL A 466
ChainResidue
AGLY146
AARG147
AALA148
AGLY355
AILE356
APHE357
AALA358

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL A 467
ChainResidue
AGLY355
AILE356
ATYR445
ASER107
AGLY149

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 468
ChainResidue
AGLY106
ASER107

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CL B 466
ChainResidue
BGLY146
BARG147
BALA148
BGLY355
BPHE357
BALA358

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL B 467
ChainResidue
BSER107
BGLY149
BGLY355
BILE356
BTYR445

site_idAC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL B 468
ChainResidue
BSER107
BPRO110
BILE448

Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCEATH
ChainResidueDetails
DTYR191-HIS197

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues432
DetailsTransmembrane: {"description":"Helical"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues106
DetailsTopological domain: {"description":"Periplasmic"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues104
DetailsIntramembrane: {"description":"Helical"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues64
DetailsTopological domain: {"description":"Cytoplasmic"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues12
DetailsIntramembrane: {"description":"Note=Loop between two helices"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues8
DetailsMotif: {"description":"Selectivity filter part_1"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues8
DetailsMotif: {"description":"Selectivity filter part_2"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues8
DetailsMotif: {"description":"Selectivity filter part_3"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12649487","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16341087","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"18678918","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"1OTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1OTU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12649487","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1OTS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4ENE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6LSC","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12649487","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1OTT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12649487","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1OTS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1OTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1OTU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4ENE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6LSC","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues2
DetailsSite: {"description":"Mediates proton transfer from the outer aqueous phase to the interior of the protein; involved in linking H(+) and Cl(-) transport"}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues2
DetailsSite: {"description":"Mediates proton transfer from the protein to the inner aqueous phase"}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues194
DetailsDomain: {"description":"Ig-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

PDB statisticsPDBj update infoContact PDBjnumon