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3ZKR

X-ray structure of a pentameric ligand gated ion channel from Erwinia chrysanthemi (ELIC) in complex with bromoform

Functional Information from GO Data
ChainGOidnamespacecontents
A0004888molecular_functiontransmembrane signaling receptor activity
A0005216molecular_functionmonoatomic ion channel activity
A0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
A0006811biological_processmonoatomic ion transport
A0016020cellular_componentmembrane
A0034220biological_processmonoatomic ion transmembrane transport
B0004888molecular_functiontransmembrane signaling receptor activity
B0005216molecular_functionmonoatomic ion channel activity
B0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
B0006811biological_processmonoatomic ion transport
B0016020cellular_componentmembrane
B0034220biological_processmonoatomic ion transmembrane transport
C0004888molecular_functiontransmembrane signaling receptor activity
C0005216molecular_functionmonoatomic ion channel activity
C0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
C0006811biological_processmonoatomic ion transport
C0016020cellular_componentmembrane
C0034220biological_processmonoatomic ion transmembrane transport
D0004888molecular_functiontransmembrane signaling receptor activity
D0005216molecular_functionmonoatomic ion channel activity
D0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
D0006811biological_processmonoatomic ion transport
D0016020cellular_componentmembrane
D0034220biological_processmonoatomic ion transmembrane transport
E0004888molecular_functiontransmembrane signaling receptor activity
E0005216molecular_functionmonoatomic ion channel activity
E0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
E0006811biological_processmonoatomic ion transport
E0016020cellular_componentmembrane
E0034220biological_processmonoatomic ion transmembrane transport
F0004888molecular_functiontransmembrane signaling receptor activity
F0005216molecular_functionmonoatomic ion channel activity
F0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
F0006811biological_processmonoatomic ion transport
F0016020cellular_componentmembrane
F0034220biological_processmonoatomic ion transmembrane transport
G0004888molecular_functiontransmembrane signaling receptor activity
G0005216molecular_functionmonoatomic ion channel activity
G0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
G0006811biological_processmonoatomic ion transport
G0016020cellular_componentmembrane
G0034220biological_processmonoatomic ion transmembrane transport
H0004888molecular_functiontransmembrane signaling receptor activity
H0005216molecular_functionmonoatomic ion channel activity
H0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
H0006811biological_processmonoatomic ion transport
H0016020cellular_componentmembrane
H0034220biological_processmonoatomic ion transmembrane transport
I0004888molecular_functiontransmembrane signaling receptor activity
I0005216molecular_functionmonoatomic ion channel activity
I0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
I0006811biological_processmonoatomic ion transport
I0016020cellular_componentmembrane
I0034220biological_processmonoatomic ion transmembrane transport
J0004888molecular_functiontransmembrane signaling receptor activity
J0005216molecular_functionmonoatomic ion channel activity
J0005230molecular_functionextracellular ligand-gated monoatomic ion channel activity
J0006811biological_processmonoatomic ion transport
J0016020cellular_componentmembrane
J0034220biological_processmonoatomic ion transmembrane transport
Functional Information from PDB Data
site_idAC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR A 401
ChainResidue
AALA217

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR A 402
ChainResidue
APHE126
ALEU128
AILE195

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MBR B 401
ChainResidue
BALA217
BTRP224

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR B 402
ChainResidue
BPHE126
BLEU128
BILE195

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR C 401
ChainResidue
CALA217
CALA218
DPHE274

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MBR C 402
ChainResidue
CPHE126
CVAL127
CLEU128
CVAL193

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR D 401
ChainResidue
DALA217

site_idAC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MBR D 402
ChainResidue
DLEU128
DILE195

site_idAC9
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR E 401
ChainResidue
ESER221

site_idBC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MBR E 402
ChainResidue
ELEU128
EILE195

site_idBC2
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR F 401
ChainResidue
FTRP224

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR F 402
ChainResidue
FPHE126
FLEU128
FILE195

site_idBC4
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR G 401
ChainResidue
GALA217

site_idBC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR G 402
ChainResidue
GPHE126
GLEU128
GILE195

site_idBC6
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR H 401
ChainResidue
HALA217

site_idBC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MBR H 402
ChainResidue
HLEU128

site_idBC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MBR I 401
ChainResidue
IALA217
ISER221

site_idBC9
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR I 402
ChainResidue
IPHE126
ILEU128
IILE195

site_idCC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MBR J 402
ChainResidue
JPHE126
JLEU128
JILE195

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues600
DetailsTransmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues220
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues90
DetailsTopological domain: {"description":"Periplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues80
DetailsMotif: {"description":"Cys-loop"}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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