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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P17728 New Search
6PDB entries
7Biological assembly
7chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
1LQH INSECTICIDAL ALPHA SCORPION TOXIN ISOLATED FROM THE VENOM OF SCORPION LEIURUS QUINQUESTRIATUS HEBRAEUS, NMR, MINIMIZED AVERAGE STRUCTURE Deposited 1996-06-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 20–82（63 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR mmCIF provides none of the parsed conditions Resolution not provided
1LQI INSECTICIDAL ALPHA SCORPION TOXIN ISOLATED FROM THE VENOM OF SCORPION LEIURUS QUINQUESTRIATUS HEBRAEUS, NMR, 29 STRUCTURES Deposited 1996-06-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 20–82（63 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR mmCIF provides none of the parsed conditions Resolution not provided
2ATB Triple mutant 8D9D10V of scorpion toxin LQH-alpha-IT Deposited 2005-08-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 20–82（63 aa）
Mutation：K9D, N10D, Y11V NO3 NITRATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；0.01M Cobaltous Chlorid hexahydrate, 0.1M Sodium Acetate trihydrate, 1M of 1,6 Hexnediol, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.60 Å R-free 0.170
2ATB Triple mutant 8D9D10V of scorpion toxin LQH-alpha-IT Deposited 2005-08-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 20–82（63 aa）
Mutation：K9D, N10D, Y11V NO3 NITRATE ION × 1 CL CHLORIDE ION × 1 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；0.01M Cobaltous Chlorid hexahydrate, 0.1M Sodium Acetate trihydrate, 1M of 1,6 Hexnediol, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.60 Å R-free 0.170
2YEO A39L mutation of scorpion toxin lqh-alpha-it Deposited 2011-03-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 20–83（64 aa） Fragment：RESIDUES 20-83
Mutation：YES DR8 N,N,N-TRIMETHYLHEPTA-1,3,5-TRIYN-1-AMINIUM × 3 DR0 N-(HYDROXYMETHYL)-N,N-DIMETHYLHEXAN-1-AMINIUM × 3 EDO 1,2-ETHANEDIOL × 12 CL CHLORIDE ION × 9 X-RAY DIFFRACTION
X-ray crystallization conditions 0.01 M HEXADECYLTRIMETHYLAMMONIUM BROMIDE, 0.5 M SODIUM CHLORIDE, 0.01 M MAGNESIUM CHLORIDE HEXAHYDRATE PROTEIN MOLECULE WAS OF 10MG/ML DISSOLVED IN DISTILLED WATER
Resolution 1.08 Å R-free 0.123
8VQC Structure of the voltage-gated sodium channel NavPas from American Cockroach Periplaneta Americana in complex with scorpion alpha-toxin LqhaIT Deposited 2024-01-18 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–82（63 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；25 mM Tris pH 7.5, 50 mM NaCl, 0.1% (w/v) digitonin
cryo-EM vitrification conditions Cryogen ETHANE；Sample was applied on the grid in Vitrobot Mark IV chamber (Thermo Fisher Scientific), blotted for 4 secs with a blot force of 25 and then plunged into ethane
Resolution 3.90 Å
9LKZ Complex of voltage-gated sodium channel NavPaS from American cockroach Periplaneta americana and scorpion alpha toxin LqhaIT Deposited 2025-01-17 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 20–85（66 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.87 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.