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9y1a

WT human DNA polymerase beta, Ternary complex dT:dAmpCpp

Method: X-RAY DIFFRACTION D_max: 73.2 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9y1a
deposition_date	2025-08-29
title	WT human DNA polymerase beta, Ternary complex dT:dAmpCpp
keywords	polymerase, REPLICATION, HYDROLASE-DNA complex; REPLICATION, HYDROLASE/DNA
method	X-RAY DIFFRACTION

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	22.90 Å
rg_electron	22.21 Å
i0	48104000.00
molecular_weight	47212.0 kDa
excluded_volume	56268 Å³
envelope_volume	70489 Å³
shell_volume	25982 Å³
envelope_diameter	77.2 Å
shell_rg	29.48 Å
envelope_rg	22.34 Å
shape_rg	22.21 Å
total_rg	22.99 Å
total_atoms	3277
n_residues	357
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	73.2 Å
rg_real	22.76 Å
rg_real_error	0.39 Å
i0_real	4.8100e+07
i0_real_error	6.1530e+05
rg_reciprocal	22.80 Å
i0_reciprocal	48100000.0000
total_estimate	0.8931
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	30.4 Å
skewness	0.140
kurtosis	-0.420
angular_range	— – 0.3450 Å⁻¹
current_alpha	0.0000
highest_alpha	5735000.0000
n_real_points	66
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.874; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.992

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4. Crystallography & Experiment

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5. Entities & Polymer Info (9)

Entity 1 polymer

description	DNA polymerase beta
formula_weight	38241.7 kDa
ec_number	2.7.7.7,4.2.99.-
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	3815

MSKRKAPQETLNGGITDMLTELANFEKNVSQAIHKYNAYRKAASVIAKYPHKIKSGAEAKKLPGVGTKIAEKIDEFLATGKLRKLEKIRQDDTSSSINFLTRVSGIGPSAARKFVDEGIKTLEDLRKNEDKLNHHQRIGLKYFGDFEKRIPREEMLQMQDIVLNEVKKVDSEYIATVCGSFRRGAESSGDMDVLLTHPSFTSESTKQPKLLHQVVEQLQKVHFITDTLSKGETKFMGVCQLPSKNDEKEYPHRRIDIRLIPKDQYYCGVLYFTGSDIFNKNMRAHALEKGFTINEYTIRPLGVTGVAGEPLPVDSEKDIFDYIQWKYREPKDRSE

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 2 polymer

description	Template strand
formula_weight	4844.1 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	T

CCGACTGCGCATCAGC

Entity 3 polymer

description	Primer strand
formula_weight	3061.0 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	P

GCTGATGCGC

Entity 4 polymer

description	Downstream
formula_weight	1536.0 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	D

GTCGG

Entity 5 non-polymer

description	SODIUM ION
formula_weight	23.0 kDa
src_method	syn
entity_count	2

Entity 6 non-polymer

description	MAGNESIUM ION
formula_weight	24.3 kDa
src_method	syn
entity_count	2

Entity 7 non-polymer

description	2'-deoxy-5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]adenosine
formula_weight	489.2 kDa
src_method	syn
entity_count	1

Entity 8 non-polymer

description	CHLORIDE ION
formula_weight	35.5 kDa
src_method	syn
entity_count	1

Entity 9 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	502

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6. Citations (1)

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length_a	50.616 Å
length_b	79.032 Å
length_c	55.556 Å
angle_alpha	90.00 °
angle_beta	107.39 °
angle_gamma	90.00 °
z_pdb	2

space_group	P 1 21 1
int_tables_number	4
crystal_system	—

resolution	1.930 Å
resolution_low	24.970 Å
r_factor	0.1596
r_work	0.1551
r_free	0.2011

fit	/app/data/saxs_computation/y1/9y1a/9y1a.fit
pddf	/app/data/pr_computation/y1/9y1a/9y1a.pr.out
profile	/app/data/saxs_computation/y1/9y1a/9y1a.dat

WT human DNA polymerase beta, Ternary complex dT:dAmpCpp

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

Refinement

Diffraction

5. Entities & Polymer Info (9)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Entity 3 polymer

Polymer

Entity 4 polymer

Polymer

Entity 5 non-polymer

Entity 6 non-polymer

Entity 7 non-polymer

Entity 8 non-polymer

Entity 9 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)