Crystal Structure of human Pol alpha B-subunit in complex with C-terminal domain of catalytic subunit
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| H | SCOP2B Superfamily | Zinc finger domain of DNA polymerase-alpha | 8032318 | 3001751 | SCOP2B (2022-06-29) |
| F | SCOP2B Superfamily | Zinc finger domain of DNA polymerase-alpha | 8032318 | 3001751 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | Zinc finger domain of DNA polymerase-alpha | 8032318 | 3001751 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | Zinc finger domain of DNA polymerase-alpha | 8032318 | 3001751 | SCOP2B (2022-06-29) |
| G | SCOP2B Superfamily | Metallo-dependent phosphatases | 8053379 | 3001067 | SCOP2B (2022-06-29) |
| G | SCOP2B Superfamily | Nucleic acid-binding proteins | 8053380 | 3000135 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Nucleic acid-binding proteins | 8053380 | 3000135 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Metallo-dependent phosphatases | 8053379 | 3001067 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | Metallo-dependent phosphatases | 8053379 | 3001067 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | Nucleic acid-binding proteins | 8053380 | 3000135 | SCOP2B (2022-06-29) |
| A | SCOP2 Family | DNA polymerase subunit-like | 8045194 | 4004346 | SCOP2 (2022-06-29) |
| A | SCOP2 Family | DNA polymerase alpha OB-fold domain-like | 8050855 | 4007079 | SCOP2 (2022-06-29) |
| A | SCOP2 Superfamily | Metallo-dependent phosphatases | 8053379 | 3001067 | SCOP2 (2022-06-29) |
| A | SCOP2 Superfamily | Nucleic acid-binding proteins | 8053380 | 3000135 | SCOP2 (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| H | zf-DNA_Pol_N | e4y97H1 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_N | ECOD (1.6) |
| H | zf-DNA_Pol_C | e4y97H2 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_C | ECOD (1.6) |
| F | zf-DNA_Pol_N | e4y97F2 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_N | ECOD (1.6) |
| F | zf-DNA_Pol_C | e4y97F1 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_C | ECOD (1.6) |
| D | zf-DNA_Pol_N | e4y97D2 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_N | ECOD (1.6) |
| D | zf-DNA_Pol_C | e4y97D1 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_C | ECOD (1.6) |
| B | zf-DNA_Pol_N | e4y97B2 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_N | ECOD (1.6) |
| B | zf-DNA_Pol_C | e4y97B1 | A: few secondary structure elements | X: Rubredoxin-like | H: Zinc finger domain of DNA polymerase-alpha (From Topology) | T: Zinc finger domain of DNA polymerase-alpha | F: zf-DNA_Pol_C | ECOD (1.6) |
| G | KOG1625_2nd | e4y97G1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: KOG1625_2nd | ECOD (1.6) |
| G | DNA_pol_E_B | e4y97G2 | A: a+b four layers | X: Carbon-nitrogen hydrolase-like | H: Metallo-dependent phosphatases (From Topology) | T: Metallo-dependent phosphatases | F: DNA_pol_E_B | ECOD (1.6) |
| E | KOG1625_2nd | e4y97E2 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: KOG1625_2nd | ECOD (1.6) |
| E | DNA_pol_E_B | e4y97E1 | A: a+b four layers | X: Carbon-nitrogen hydrolase-like | H: Metallo-dependent phosphatases (From Topology) | T: Metallo-dependent phosphatases | F: DNA_pol_E_B | ECOD (1.6) |
| C | KOG1625_2nd | e4y97C1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: KOG1625_2nd | ECOD (1.6) |
| C | DNA_pol_E_B | e4y97C2 | A: a+b four layers | X: Carbon-nitrogen hydrolase-like | H: Metallo-dependent phosphatases (From Topology) | T: Metallo-dependent phosphatases | F: DNA_pol_E_B | ECOD (1.6) |
| A | KOG1625_2nd | e4y97A2 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: KOG1625_2nd | ECOD (1.6) |
| A | DNA_pol_E_B | e4y97A1 | A: a+b four layers | X: Carbon-nitrogen hydrolase-like | H: Metallo-dependent phosphatases (From Topology) | T: Metallo-dependent phosphatases | F: DNA_pol_E_B | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| H | 1.10.3200.20 | Mainly Alpha | Orthogonal Bundle | Hypothetical protein af0941 | DNA Polymerase alpha, zinc finger | CATH (4.3.0) |
| F | 1.10.3200.20 | Mainly Alpha | Orthogonal Bundle | Hypothetical protein af0941 | DNA Polymerase alpha, zinc finger | CATH (4.3.0) |
| D | 1.10.3200.20 | Mainly Alpha | Orthogonal Bundle | Hypothetical protein af0941 | DNA Polymerase alpha, zinc finger | CATH (4.3.0) |
| B | 1.10.3200.20 | Mainly Alpha | Orthogonal Bundle | Hypothetical protein af0941 | DNA Polymerase alpha, zinc finger | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF04042 | DNA polymerase alpha/epsilon subunit B (DNA_pol_E_B) | DNA polymerase alpha/epsilon subunit B | - | Family | |
| PF22062 | DNA polymerase alpha subunit B, OB domain (OB_DPOA2) | DNA polymerase alpha subunit B, OB domain | This entry represents the OB domain of DNA polymerase alpha subunit B [1-4]. B subunits of DNA polymerases stabilize the catalytic subunit, play a role in regulation of the DNA synthesis in a cell cycle-dependent manner and act as scaffolds mediating ... | Domain |














