SAXSdb — 1udi

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

URACIL-DNA GLYCOSYLASE

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN × 1 （P14739） water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	UNG_HHV11
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain E； PDBConstruct 1–244； UniProt 91–334

URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN

OrganismNot specified

UniProt P14739

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	URACIL-DNA GLYCOSYLASE × 1 （P10186） water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	UNGI_BPPB2
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain I； PDBConstruct 1–83； UniProt 2–84

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	1udi
Deposition date deposition_date	1995-10-30
Structure title title	NUCLEOTIDE MIMICRY IN THE CRYSTAL STRUCTURE OF THE URACIL-DNA GLYCOSYLASE-URACIL GLYCOSYLASE INHIBITOR PROTEIN COMPLEX
Keywords keywords	HYDROLASE-INHIBITOR complex; HYDROLASE/INHIBITOR
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.

1udi__assembly_1__model_1

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

Download this curve (.dat)

1udi__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1udi__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.60 Å
Rg (electron density)	19.41 Å
Total Rg	20.37 Å
Atom count	2472
Residues	310
Excluded volume	43908 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1udi__assembly_1__model_1`	dimeric （2）	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 (3)

Entity 1 Entity 1 polymer

Description description	URACIL-DNA GLYCOSYLASE
Molecular weight formula_weight	27366.4 kDa
EC 编号 ec_number	3.2.2.3
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E
Atom count atom_count	2519

MDLTNGGVSPAATSAPLDWTTFRRVFLIDDAWRPLMEPELANPLTAHLLAEYNRRCQTEEVLPPREDVFSWTRYCTPDEVRVVIIGQDPYHHPGQAHGLAFSVRANVPPPPSLRNVLAAVKNCYPEARMSGHGCLEKWARDGVLLLNTTLTVKRGAAASHSRIGWDRFVGGVIRRLAARRPGLVFMLWGTHAQNAIRPDPRVHCVLKFSHPSPLSKVPFGTCQHFLVANRYLETRSISPIDWSV

Entity 2 Entity 2 polymer

Description description	URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN
Molecular weight formula_weight	9351.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

TNLSDIIEKETGKQLVIQESILMLPEEVEEVIGNKPESDILVHTAYDESTDENVMLLTSDAPEYKPWALVIQDSNGENKIKML

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	47

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1udie_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.18 — Uracil-DNA glycosylase-like
Superfamily Superfamily superfamily	c.18.1 — Uracil-DNA glycosylase-like
Family Family family	c.18.1.1 — Uracil-DNA glycosylase

Domain ID domain_id	d1udii_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.17 — Cystatin-like
Superfamily Superfamily superfamily	d.17.5 — Uracil-DNA glycosylase inhibitor protein
Family Family family	d.17.5.1 — Uracil-DNA glycosylase inhibitor protein

CATH v4.4 (2 domains)

Domain ID domain_id	1udiE00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	470 — Uracil-DNA Glycosylase, subunit E
Homologous superfamily homologous superfamily	10 — Uracil-DNA glycosylase-like domain

Domain ID domain_id	1udiI00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	20 — Bacteriophage PBS2, uracil-glycosylase inhibitor

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Unit-cell length a length_a	144.120 Å
Unit-cell length b length_b	144.120 Å
Unit-cell length c length_c	40.950 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	6

Space group space_group	P 65
Space-group number int_tables_number	170
Crystal system crystal_system	—

Resolution resolution	2.700 Å
Low-resolution limit resolution_low	8.000 Å
R factor r_factor	0.1880
R_work r_work	0.1880
R_free r_free	0.2760

NUCLEOTIDE MIMICRY IN THE CRYSTAL STRUCTURE OF THE URACIL-DNA GLYCOSYLASE-URACIL GLYCOSYLASE INHIBITOR PROTEIN COMPLEX

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

URACIL-DNA GLYCOSYLASE

State in the Current Structure

Other States of the Same Protein in the Database

URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN

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

1udi__assembly_1__model_1

1udi__assembly_1__model_1 | I(q)

1udi__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (4)

NUCLEOTIDE MIMICRY IN THE CRYSTAL STRUCTURE OF THE URACIL-DNA GLYCOSYLASE-URACIL GLYCOSYLASE INHIBITOR PROTEIN COMPLEX

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

URACIL-DNA GLYCOSYLASE

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN

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

1udi__assembly_1__model_1

1udi__assembly_1__model_1 | I(q)

1udi__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (4)