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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：P14421 New Search
2PDB entries
18Biological assembly
22chain/assembly records
Main Difference Dimensions in This Set
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
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–122（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–122（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 1–122（122 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 1–122（122 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 5 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain E 1–122（122 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 6 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain F 1–122（122 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 7 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain G 1–122（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1A2A AGKISTROTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1997-12-25 Assembly 8 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain H 1–122（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.5；pH 4.5
Resolution 2.80 Å R-free 0.285
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–122（122 aa）
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 10 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–122（122 aa）
Chain C 1–122（122 aa）
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–122（122 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 1–122（122 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 1–122（122 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 5 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain E 1–122（122 aa）
Not recorded CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 6 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain F 1–122（122 aa）
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 7 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–122（122 aa）
Chain D 1–122（122 aa）
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 8 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–122（122 aa）
Chain E 1–122（122 aa）
Not recorded CA CALCIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260
1BJJ AGKISTRODOTOXIN, A PHOSPHOLIPASE A2-TYPE PRESYNAPTIC NEUROTOXIN FROM AGKISTRODON HALYS PALLAS Deposited 1998-06-25 Assembly 9 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–122（122 aa）
Chain F 1–122（122 aa）
Not recorded CA CALCIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；pH 8.5
Resolution 2.80 Å R-free 0.260

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.