9ewb

DNA Polymerase Lambda I493R, TTP:At Ca2+ Ground State Ternary Complex

Method: X-RAY DIFFRACTION

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1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA polymerase lambda

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Monomer	Protein 1 DNA 3	;DNA (5'-D(CPGPGPCPAPGPTPAPCPTPG)-3') ; × 1 ;DNA (5'-D(CPAPGPTPAPC)-3') ; × 1 ;DNA (5'-D(PGPCPCP*G)-3') ; × 1 CALCIUM ION × 1 SODIUM ION × 2 THYMIDINE-5'-TRIPHOSPHATE × 1 1,2-ETHANEDIOL × 7 water × 4	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	DPOLL_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–222； UniProt 242–462 Author chain A； PDBConstruct 227–330； UniProt 472–575

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_id	9ewb
Deposition date deposition_date	2024-04-03
Structure title title	DNA Polymerase Lambda I493R, TTP:At Ca2+ Ground State Ternary Complex
Keywords keywords	DNA repair, Gap-filling, NHEJ, DNA polymerase, NUCLEAR PROTEIN; NUCLEAR PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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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.

9ewb__assembly_1__model_1

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

Download this curve (.dat)

9ewb__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9ewb__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	22.11 Å
Rg (electron density)	21.59 Å
Total Rg	22.27 Å
Atom count	5691
Residues	341
Excluded volume	51114 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9ewb__assembly_1__model_1`	tetrameric （4）	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 (9)

Entity 1 Entity 1 polymer

Description description	DNA polymerase lambda
Molecular weight formula_weight	36805.1 kDa
EC 编号 ec_number	2.7.7.7,4.2.99.-
Mutation mutation	I493R
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	6078

GAQPSSQKATNHNLHITEKLEVLAKAYSVQGDKWRALGYAKAINALKSFHKPVTSYQEACSIPGIGKRMAEKIIEILESGHLRKLDHISESVPVLELFSNIWGAGTKTAQMWYQQGFRSLEDIRSQASLTTQQAIGLKHYSDFLERMPREEATEIEQTVQKAAQAFNSGLLCVACGSYRRGKATCGDVDVLITHPDGRSHRGIFSRLLDSLRQEGFLTDDLVKGETKYLGVCRLPGPGRRHRRLDIRVVPYSEFACALLYFTGSAHFNRSMRALAKTKGMSLSEHALSTAVVRNTHGAKVGPGRVLPTPTEKDVFRLLGLPYREPAERDW

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	;DNA (5'-D(CPGPGPCPAPGPTPAPCPTP*G)-3') ;
Molecular weight formula_weight	3374.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	F

CGGCAGTACTG

Entity 3 Entity 3 polymer

Description description	;DNA (5'-D(CPAPGPTPAPC)-3') ;
Molecular weight formula_weight	1793.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	G

CAGTAC

Entity 4 Entity 4 polymer

Description description	;DNA (5'-D(PGPCPCPG)-3') ;
Molecular weight formula_weight	1191.8 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	H

GCCG

Entity 5 Entity 5 non-polymer

Description description	CALCIUM ION
Molecular weight formula_weight	40.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	SODIUM ION
Molecular weight formula_weight	23.0 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 7 Entity 7 non-polymer

Description description	THYMIDINE-5'-TRIPHOSPHATE
Molecular weight formula_weight	482.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 8 Entity 8 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	nat
Copy count entity_count	7

Entity 9 Entity 9 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	300

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Unit-cell length a length_a	56.280 Å
Unit-cell length b length_b	62.510 Å
Unit-cell length c length_c	140.220 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.320 Å
Low-resolution limit resolution_low	41.830 Å
R factor r_factor	0.2056
R_work r_work	0.2037
R_free r_free	0.2249

DNA Polymerase Lambda I493R, TTP:At Ca2+ Ground State Ternary Complex

1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA polymerase lambda

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9ewb__assembly_1__model_1

9ewb__assembly_1__model_1 | I(q)

9ewb__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 water

7. Citations (1)

DNA Polymerase Lambda I493R, TTP:At Ca2+ Ground State Ternary Complex

1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA polymerase lambda

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9ewb__assembly_1__model_1

9ewb__assembly_1__model_1 | I(q)

9ewb__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 water

7. Citations (1)