Cryo-EM structure of human CST bound to DNA polymerase alpha-primase in a recruitment state
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| D | SCOP2B Superfamily | Nucleic acid-binding proteins | 8053380 | 3000135 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | Metallo-dependent phosphatases | 8053379 | 3001067 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | Zinc finger domain of DNA polymerase-alpha | 8032318 | 3001751 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| G | Ten1_2 | e7u5cG1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Ten1_2 | ECOD (1.6) |
| F | Stn1_1 | e7u5cF1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Stn1_1 | ECOD (1.6) |
| D | KOG1625_2nd | e7u5cD2 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: KOG1625_2nd | ECOD (1.6) |
| D | DNA_pol_E_B | e7u5cD1 | 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 | DNA_pol_B_exo1_2nd | e7u5cC7 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: DNA_pol_B_exo1_2nd | ECOD (1.6) |
| C | DNA_pol_B_2nd | e7u5cC1 | A: alpha bundles | X: thumb domain in bacteriophage RB69-like DNA polymerase I (From Topology) | H: thumb domain in bacteriophage RB69-like DNA polymerase I (From Topology) | T: thumb domain in bacteriophage RB69-like DNA polymerase I | F: DNA_pol_B_2nd | ECOD (1.6) |
| C | DNA_pol_B_1st_1 | e7u5cC5 | A: a+b two layers | X: Alpha-beta plaits | H: Adenylyl and guanylyl cyclase catalytic domain-like | T: Adenylyl and guanylyl cyclase catalytic domain-like | F: DNA_pol_B_1st_1 | ECOD (1.6) |
| C | DNA_pol_B_exo1_1st_1 | e7u5cC2 | A: a+b two layers | X: Alpha-beta plaits | H: Family B DNA polymerase insertion domain (From Topology) | T: Family B DNA polymerase insertion domain | F: DNA_pol_B_exo1_1st_1 | ECOD (1.6) |
| C | DNA_pol_B_exo1_3rd | e7u5cC4 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: DNA_pol_B_exo1_3rd | ECOD (1.6) |
| C | zf-DNA_Pol_N | e7u5cC3 | 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) |
| C | zf-DNA_Pol_C | e7u5cC6 | 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 | DNA_primase_lrg_C | e7u5cB1 | A: alpha complex topology | X: Cryptochrome/photolyase FAD-binding domain-related (From Homology) | H: Cryptochrome/photolyase FAD-binding domain-related | T: Fe-S cluster domain of DNA primase | F: DNA_primase_lrg_C | ECOD (1.6) |
| B | DNA_primase_lrg_N | e7u5cB2 | A: alpha complex topology | X: PriB N-terminal domain-like (From Topology) | H: PriB N-terminal domain-like (From Topology) | T: PriB N-terminal domain-like | F: DNA_primase_lrg_N | ECOD (1.6) |
| A | KOG2851_1 | e7u5cA2 | A: alpha arrays | X: Insert all-alpha domain in prim-pol (From Topology) | H: Insert all-alpha domain in prim-pol (From Topology) | T: Insert all-alpha domain in prim-pol | F: KOG2851_1 | ECOD (1.6) |
| A | DNA_primase_S | e7u5cA1 | A: a+b complex topology | X: Prim-pol domain (From Topology) | H: Prim-pol domain (From Topology) | T: Prim-pol domain | F: DNA_primase_S | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF15490 | Telomere-capping, CST complex subunit (Ten1_2) | Telomere-capping, CST complex subunit | Ten1_2 is a family of primarily plant and vertebrate telomere-capping proteins that is evolutionarily related to the mostly fungal family of Ten1, Pfam:PF12658. | Domain | |
| PF01336 | OB-fold nucleic acid binding domain (tRNA_anti-codon) | OB-fold nucleic acid binding domain | This family contains OB-fold domains that bind to nucleic acids [4]. The family includes the anti-codon binding domain of lysyl, aspartyl, and asparaginyl -tRNA synthetases (See Pfam:PF00152). Aminoacyl-tRNA synthetases catalyse the addition of an am ... | Domain | |
| PF15489 | CST, telomere maintenance, complex subunit CTC1 (CTC1) | CST, telomere maintenance, complex subunit CTC1 | - | Family | |
| 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 | |
| PF03104 | DNA polymerase family B, exonuclease domain (DNA_pol_B_exo1) | DNA polymerase family B, exonuclease domain | - | Family | |
| PF00136 | DNA polymerase family B (DNA_pol_B) | DNA polymerase family B | - | Family | |
| PF04104 | Eukaryotic and archaeal DNA primase, large subunit C-terminal domain (DNA_primase_lrg) | Eukaryotic and archaeal DNA primase, large subunit C-terminal domain | DNA primase is the polymerase that synthesises small RNA primers for the Okazaki fragments made during discontinuous DNA replication. DNA primase is a heterodimer of two subunits, the small subunit Pri1 (48 kDa in yeast), and the large subunit Pri2 ( ... | Domain | |
| PF01896 | DNA primase small subunit (DNA_primase_S) | DNA primase small subunit | - | Family |














