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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：Q9NY33 New Search
10PDB entries
11Biological assembly
11chain/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
3FVY Crystal structure of human Dipeptidyl Peptidase III Deposited 2009-01-16 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–726（726 aa）
Not recorded ZN ZINC ION × 1 MG MAGNESIUM ION × 2 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；297 K；20% PEG3350. 0.2M MgForm, VAPOR DIFFUSION, SITTING DROP, temperature 297K
Resolution 1.90 Å R-free 0.219
3T6B Structure of human DPPIII in complex with the opioid peptide Tynorphin, at 2.4 Angstroms Deposited 2011-07-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：E451A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.2；293 K；0.056M Sodium phosphate monobasic monohydrate, 1.344M Potassium phosphate dibasic, pH 8.2, vapor diffusion, temperature 293K
Resolution 2.40 Å R-free 0.258
3T6B Structure of human DPPIII in complex with the opioid peptide Tynorphin, at 2.4 Angstroms Deposited 2011-07-28 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–726（726 aa）
Mutation：E451A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.2；293 K；0.056M Sodium phosphate monobasic monohydrate, 1.344M Potassium phosphate dibasic, pH 8.2, vapor diffusion, temperature 293K
Resolution 2.40 Å R-free 0.258
3T6J Structure of human DPPIII in complex with the opioid peptide Tynorphin, at 3.0 Angstroms Deposited 2011-07-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：E451A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.2；293 K；0.056M Sodium phosphate monobasic monohydrate, 1.344M Potassium phosphate dibasic, pH 8.2, vapor diffusion, temperature 293K
Resolution 2.98 Å R-free 0.268
5E2Q Structure of human DPP3 in complex with angiotensin-II Deposited 2015-10-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：C19S, E207C, E451A, S491C, C519S, C654S MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056 M sodium phosphate monobasic monohydrate, 1.344 M potassium phosphate dibasic monohydrate
Resolution 2.40 Å R-free 0.247
5E33 Structure of human DPP3 in complex with met-enkephalin Deposited 2015-10-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：C19S, E207C, E451A, S491C, C519S, C654S ZN ZINC ION × 1 MG MAGNESIUM ION × 2 K POTASSIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056M Sodium phosphate monobasic monohydrate, 1.344M Potassium phospahte dibasic, pH- 8.2
Resolution 1.84 Å R-free 0.224
5E3A Structure of human DPP3 in complex with opioid peptide leu-enkephalin Deposited 2015-10-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：C19S, E207C, E451A, S491C, C519S, C654S ZN ZINC ION × 1 MG MAGNESIUM ION × 2 K POTASSIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056M SODIUM PHOSPHATE MONOBASIC MONOHYDRATE, 1.344M POTASSIUM PHOSPHATE DIBASIC
Resolution 2.05 Å R-free 0.260
5E3C Structure of human DPP3 in complex with hemorphin like opioid peptide IVYPW Deposited 2015-10-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：C19S, E207C, E451A, S491C, C519S, C654S ZN ZINC ION × 1 MG MAGNESIUM ION × 2 K POTASSIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056 Sodium phosphate monobasic monohydrate, 1.344M Potassium phosphate dibasic
Resolution 2.77 Å R-free 0.253
5EGY Structure of ligand free human DPP3 in closed form. Deposited 2015-10-27 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–726（726 aa）
Mutation：C19S, E207C, E451A, S491C, C519S, C654S ZN ZINC ION × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056 M Sodium phosphate monobasic monohydrate, 1.344M Potassium phosphate dibasic, pH- 8.2, 293K
Resolution 2.74 Å R-free 0.254
5EHH Structure of human DPP3 in complex with endomorphin-2. Deposited 2015-10-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–726（726 aa） Fragment：UNP residues 1-726
Mutation：C19S, E207C, E451A, S491C, C519S, C654S ZN ZINC ION × 1 MG MAGNESIUM ION × 2 K POTASSIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.2；293.15 K；0.056 M Sodium phosphate monobasic monohydrate, 1.344 M Potassium phosphate dibasic, pH-8.2.
Resolution 2.38 Å R-free 0.237
7OUP Structure of human DPP3 in complex with a hydroxyethylene transition state peptidomimetic Deposited 2021-06-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–737（737 aa）
Mutation：E451A ZN ZINC ION × 1 K POTASSIUM ION × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；293 K；0.056 M sodium phosphate monobasic monohydrate, 1.344 M potassium phosphate dibasic monohydrate
Resolution 2.65 Å R-free 0.253

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.