Current Protein Identity：P81989
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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 |
|---|---|---|---|---|---|---|---|
| 1C3X PURINE NUCLEOSIDE PHOSPHORYLASE FROM CELLULOMONAS SP. IN COMPLEX WITH 8-IODO-GUANINE Deposited 1999-07-29 | Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count |
Chain A
9–282（274 aa）
Chain B
9–282（274 aa）
Chain C
9–282（274 aa）
|
Not recorded | PO4 PHOSPHATE ION × 3 8IG 8-IODO-GUANINE × 3 CA CALCIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.2；298 K；PEG 4000, CACODYLATE, CA-ACETATE, SODIUM PHOSPHATE, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.40 Å R-free 0.251 |
| 1QE5 PURINE NUCLEOSIDE PHOSPHORYLASE FROM CELLULOMONAS SP. IN COMPLEX WITH PHOSPHATE Deposited 1999-07-13 | Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count |
Chain A
9–282（274 aa）
Fragment：RESIDUES 9-282
Chain B
9–282（274 aa）
Fragment：RESIDUES 9-282
Chain C
9–282（274 aa）
Fragment：RESIDUES 9-282
|
Not recorded | PO4 PHOSPHATE ION × 3 CA CALCIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；298 K；PEG 4000, cacodylate, Ca-acetate, sodium phosphate, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.20 Å R-free 0.260 |