8b9d

Human replisome bound by Pol Alpha

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA replication licensing factor MCM2

Homo sapiens

UniProt P49736

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM2_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 2; PDBConstruct 1–904; UniProt 1–904

DNA replication licensing factor MCM3

Homo sapiens

UniProt P25205

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM3_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain 3; PDBConstruct 1–808; UniProt 1–808

DNA replication licensing factor MCM4

Homo sapiens

UniProt P33991

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM4_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain 4; PDBConstruct 1–863; UniProt 1–863

DNA replication licensing factor MCM5

Homo sapiens

UniProt P33992

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM5_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain 5; PDBConstruct 1–734; UniProt 1–734

DNA replication licensing factor MCM6

Homo sapiens

UniProt Q14566

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM6_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain 6; PDBConstruct 1–821; UniProt 1–821

DNA replication licensing factor MCM7

Homo sapiens

UniProt P33993

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM7_HUMAN
Isoform —
PDB entities 6
Chains and sequence ranges Author chain 7; PDBConstruct 1–719; UniProt 1–719

DNA polymerase alpha subunit B

Homo sapiens

UniProt Q14181

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name DPOA2_HUMAN
Isoform —
PDB entities 7
Chains and sequence ranges Author chain A; PDBConstruct 1–598; UniProt 1–598

Cell division control protein 45 homolog

Homo sapiens

UniProt O75419

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CDC45_HUMAN
Isoform —
PDB entities 8
Chains and sequence ranges Author chain C; PDBConstruct 1–160; UniProt 1–160 Author chain C; PDBConstruct 167–569; UniProt 164–566

DNA replication complex GINS protein PSF1

Homo sapiens

UniProt Q14691

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PSF1_HUMAN
Isoform —
PDB entities 9
Chains and sequence ranges Author chain D; PDBConstruct 1–196; UniProt 1–196

DNA replication complex GINS protein PSF2

Homo sapiens

UniProt Q9Y248

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PSF2_HUMAN
Isoform —
PDB entities 10
Chains and sequence ranges Author chain E; PDBConstruct 1–185; UniProt 1–185

DNA replication complex GINS protein PSF3

Homo sapiens

UniProt Q9BRX5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PSF3_HUMAN
Isoform —
PDB entities 11
Chains and sequence ranges Author chain F; PDBConstruct 1–216; UniProt 1–216

DNA replication complex GINS protein SLD5

Homo sapiens

UniProt Q9BRT9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SLD5_HUMAN
Isoform —
PDB entities 12
Chains and sequence ranges Author chain G; PDBConstruct 39–261; UniProt 1–223

Protein timeless homolog

Homo sapiens

UniProt Q9UNS1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIM_HUMAN
Isoform —
PDB entities 13
Chains and sequence ranges Author chain K; PDBConstruct 2–1209; UniProt 1–1208

TIMELESS-interacting protein

Homo sapiens

UniProt Q9BVW5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIPIN_HUMAN
Isoform —
PDB entities 14
Chains and sequence ranges Author chain L; PDBConstruct 1–301; UniProt 1–301

DNA primase large subunit

Homo sapiens

UniProt P49643

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PRI2_HUMAN
Isoform —
PDB entities 17
Chains and sequence ranges Author chain P; PDBConstruct 1–509; UniProt 1–509

Claspin

Homo sapiens

UniProt Q9HAW4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CLSPN_HUMAN
Isoform —
PDB entities 18
Chains and sequence ranges Author chain Q; PDBConstruct 1–1339; UniProt 1–1339

DNA primase small subunit

Homo sapiens

UniProt P49642

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name PRI1_HUMAN
Isoform —
PDB entities 19
Chains and sequence ranges Author chain O; PDBConstruct 43–462; UniProt 1–420

WD repeat and HMG-box DNA-binding protein 1

Homo sapiens

UniProt O75717

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) DNA polymerase alpha catalytic subunit × 1 (P09884) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name WDHD1_HUMAN
Isoform —
PDB entities 20
Chains and sequence ranges Author chain H; PDBConstruct 32–1160; UniProt 1–1129 Author chain I; PDBConstruct 32–1160; UniProt 1–1129 Author chain J; PDBConstruct 32–1160; UniProt 1–1129

DNA polymerase alpha catalytic subunit

Homo sapiens

UniProt P09884

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM3 × 1 (P25205) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA polymerase alpha subunit B × 1 (Q14181) Cell division control protein 45 homolog × 1 (O75419) DNA replication complex GINS protein PSF1 × 1 (Q14691) DNA replication complex GINS protein PSF2 × 1 (Q9Y248) DNA replication complex GINS protein PSF3 × 1 (Q9BRX5) DNA replication complex GINS protein SLD5 × 1 (Q9BRT9) Protein timeless homolog × 1 (Q9UNS1) TIMELESS-interacting protein × 1 (Q9BVW5) Leading strand DNA × 1 DNA Molecule × 1 DNA primase large subunit × 1 (P49643) Claspin × 1 (Q9HAW4) DNA primase small subunit × 1 (P49642) WD repeat and HMG-box DNA-binding protein 1 × 3 (O75717) PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 3 MAGNESIUM ION × 3 ZINC ION × 4 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name DPOLA_HUMAN
Isoform —
PDB entities 21
Chains and sequence ranges Author chain B; PDBConstruct 43–1504; UniProt 1–1462

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id8b9d
Deposition date deposition_date2022-10-05
Structure title titleHuman replisome bound by Pol Alpha
Keywords keywordshuman, replication, priming, polymerase; REPLICATION
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

8b9d__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8b9d__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 1010 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

8b9d__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)77.50 Å
Rg (electron density)77.50 Å
Total Rg77.40 Å
Atom count131961
Residues8161
Excluded volume1176400 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8b9d__assembly_1__model_1 23-meric (23) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (24)

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7. Citations (1)