Homo sapiens
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein heterocomplex | Heteromer | Protein 2 | DNA polymerase iota × 1 （Q9UNA4） | Consistent with protein count |
| UniProt name | UBIQ_HUMAN |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–76； UniProt 1–76 |
Homo sapiens
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein heterocomplex | Heteromer | Protein 2 | Ubiquitin × 1 （P62988） | Consistent with protein count |
| UniProt name | POLI_HUMAN |
| Isoform | — |
| PDB entities | 2 |
| Chains and sequence ranges | Author chain B； PDBConstruct 4–32； UniProt 679–707 |
The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.
| Entry ID entry_id | 2ktf |
| Deposition date deposition_date | 2010-02-01 |
| Structure title title | Solution NMR structure of human polymerase iota UBM2 in complex with ubiquitin |
| Keywords keywords | ;Translesion synthesis DNA polymerase, Y-family DNA polymerase, Ubiquitin binding motif, Ubiquitin, Isopeptide bond, Nucleus, Phosphoprotein, PROTEIN BINDING ;; PROTEIN BINDING |
| Experimental Method method | SOLUTION NMR |
This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.
Assembly 1 · Model 8 · CRYSOL 4.1.3-1-20251215 (887e7ef)
| Rg（Guinier） | 14.86 Å |
| Rg (electron density) | 13.27 Å |
| Total Rg | 14.57 Å |
| Atom count | 1746 |
| Residues | 108 |
| Excluded volume | 15514 ų |
| Maximum q | 0.500 Å⁻¹ |
| Assembly | Model | Structure unit | Oligomeric description | Status | CRYSOL | Actions |
|---|---|---|---|---|---|---|
| 1 | 1 | 2ktf__assembly_1__model_1 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 2 | 2ktf__assembly_1__model_2 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 3 | 2ktf__assembly_1__model_3 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 4 | 2ktf__assembly_1__model_4 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 5 | 2ktf__assembly_1__model_5 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 6 | 2ktf__assembly_1__model_6 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 7 | 2ktf__assembly_1__model_7 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 8 | 2ktf__assembly_1__model_8 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 9 | 2ktf__assembly_1__model_9 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 10 | 2ktf__assembly_1__model_10 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 11 | 2ktf__assembly_1__model_11 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 12 | 2ktf__assembly_1__model_12 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 13 | 2ktf__assembly_1__model_13 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 14 | 2ktf__assembly_1__model_14 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 15 | 2ktf__assembly_1__model_15 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 16 | 2ktf__assembly_1__model_16 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 17 | 2ktf__assembly_1__model_17 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 18 | 2ktf__assembly_1__model_18 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 19 | 2ktf__assembly_1__model_19 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 20 | 2ktf__assembly_1__model_20 |
dimeric （2） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| Domain ID domain_id | d2ktfa_ |
| Class class | d — Alpha and beta proteins (a+b) |
| Fold Fold fold | d.15 — beta-Grasp (ubiquitin-like) |
| Superfamily Superfamily superfamily | d.15.1 — Ubiquitin-like |
| Family Family family | d.15.1.1 — Ubiquitin-related |
| Domain ID domain_id | 2ktfA00 |
| Class class | 3 — Alpha Beta |
| Architecture architecture | 10 — Roll |
| Topology topology | 20 — Ubiquitin-like (UB roll) |
| Homologous superfamily homologous superfamily | 90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1 |