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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：Q63373 New Search
6PDB entries
26Biological assembly
34chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion 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
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 5 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain E 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 6 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain F 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 7 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain G 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
1C4R THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING Deposited 1999-09-28 Assembly 8 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain H 81–292（212 aa） Fragment：EXTRACELLULAR DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.50
Resolution 2.60 Å R-free 0.279
2R1B Crystal Structure of rat neurexin 1beta with a splice insert at SS#4 Deposited 2007-08-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 77–294（218 aa） Fragment：LNS/LG domain
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；17% Peg 8000, 0.1 M Tris pH 8.5, 0.2 M MgCl2, 5 mM CaCl2, 0.5% beta-octyl-glucoside, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 1.72 Å R-free 0.225
2R1B Crystal Structure of rat neurexin 1beta with a splice insert at SS#4 Deposited 2007-08-22 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 77–294（218 aa） Fragment：LNS/LG domain
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；17% Peg 8000, 0.1 M Tris pH 8.5, 0.2 M MgCl2, 5 mM CaCl2, 0.5% beta-octyl-glucoside, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 1.72 Å R-free 0.225
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 10 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain W 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 78–302（225 aa） Fragment：LNS/LG domain
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 78–302（225 aa） Fragment：LNS/LG domain
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 5 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain E 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 6 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain F 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 7 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain G 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 8 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain H 78–302（225 aa） Fragment：LNS/LG domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2R1D Crystal structure of rat neurexin 1beta in the Ca2+ containing form Deposited 2007-08-22 Assembly 9 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain I 78–302（225 aa） Fragment：LNS/LG domain
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；21% Peg 5000 MME, 0.1 M sodium cacodylate pH 6.5, 0.2 M AmSO4, 1.86% 1,2,3-heptanetriol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.60 Å R-free 0.244
2WQZ Crystal structure of synaptic protein neuroligin-4 in complex with neurexin-beta 1: alternative refinement Deposited 2009-08-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 80–200（121 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Chain D 201–258（58 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；8% PEG 20000, 0.1M MES PH6.5
Resolution 3.90 Å R-free 0.276
2WQZ Crystal structure of synaptic protein neuroligin-4 in complex with neurexin-beta 1: alternative refinement Deposited 2009-08-28 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 80–200（121 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Chain C 201–258（58 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；8% PEG 20000, 0.1M MES PH6.5
Resolution 3.90 Å R-free 0.276
2XB6 Revisited crystal structure of Neurexin1beta-Neuroligin4 complex Deposited 2010-04-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 80–258（179 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 EDO 1,2-ETHANEDIOL × 16 CL CHLORIDE ION × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.3；100MM MES PH6.3,10% PEG 20000, 2MM CACL2
Resolution 2.60 Å R-free 0.236
2XB6 Revisited crystal structure of Neurexin1beta-Neuroligin4 complex Deposited 2010-04-07 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 80–258（179 aa） Fragment：LNS DOMAIN, RESIDUES 80-258
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 EDO 1,2-ETHANEDIOL × 14 CL CHLORIDE ION × 3 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.3；100MM MES PH6.3,10% PEG 20000, 2MM CACL2
Resolution 2.60 Å R-free 0.236
3BIW Crystal structure of the Neuroligin-1/Neurexin-1beta synaptic adhesion complex Deposited 2007-12-01 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain E 47–201（155 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain E 232–299（68 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain H 47–201（155 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain H 232–299（68 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；8% PEG6000, 0.1 M MgCl2, 0.1 M MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.50 Å R-free 0.276
3BIW Crystal structure of the Neuroligin-1/Neurexin-1beta synaptic adhesion complex Deposited 2007-12-01 Assembly 2 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 47–201（155 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain F 232–299（68 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain G 47–201（155 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Chain G 232–299（68 aa） Fragment：extracellular LNS domain of Neurexin-1beta
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；8% PEG6000, 0.1 M MgCl2, 0.1 M MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.50 Å R-free 0.276

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.