1nue

X-RAY STRUCTURE OF NM23 HUMAN NUCLEOSIDE DIPHOSPHATE KINASE B COMPLEXED WITH GDP AT 2 ANGSTROMS RESOLUTION

Method: X-RAY DIFFRACTION

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

NUCLEOSIDE DIPHOSPHATE KINASE

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 6	MAGNESIUM ION × 2 GUANOSINE-5'-DIPHOSPHATE × 6 water × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	NDKB_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–151； UniProt 2–152 Author chain B； PDBConstruct 1–151； UniProt 2–152 Author chain C； PDBConstruct 1–151； UniProt 2–152 Author chain D； PDBConstruct 1–151； UniProt 2–152 Author chain E； PDBConstruct 1–151； UniProt 2–152 Author chain F； PDBConstruct 1–151； UniProt 2–152

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	1nue
Deposition date deposition_date	1995-10-06
Structure title title	X-RAY STRUCTURE OF NM23 HUMAN NUCLEOSIDE DIPHOSPHATE KINASE B COMPLEXED WITH GDP AT 2 ANGSTROMS RESOLUTION
Keywords keywords	NUCLEOSIDE TRIPHOSPHATE, NUCLEOSIDE DIPHOSPHATE, PHOSPHOTRANSFERASE; PHOSPHOTRANSFERASE
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.

1nue__assembly_1__model_1

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

Download this curve (.dat)

1nue__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1nue__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	28.56 Å
Rg (electron density)	27.52 Å
Total Rg	28.34 Å
Atom count	7424
Residues	906
Excluded volume	132190 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1nue__assembly_1__model_1`	hexameric （6）	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 (4)

Entity 1 Entity 1 polymer

Description description	NUCLEOSIDE DIPHOSPHATE KINASE
Molecular weight formula_weight	17192.9 kDa
EC 编号 ec_number	2.7.4.6
Source method src_method	nat
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	7758

ANLERTFIAIKPDGVQRGLVGEIIKRFEQKGFRLVAMKFLRASEEHLKQHYIDLKDRPFFPGLVKYMNSGPVVAMVWEGLNVVKTGRVMLGETNPADSKPGTIRGDFCIQVGRNIIHGSDSVKSAEKEISLWFKPEELVDYKSCAHDWVYE

Entity 2 Entity 2 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	GUANOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	443.2 kDa
Source method src_method	syn
Copy count entity_count	6

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	334

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d1nuea_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

Domain ID domain_id	d1nueb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

Domain ID domain_id	d1nuec_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

Domain ID domain_id	d1nued_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

Domain ID domain_id	d1nuee_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

Domain ID domain_id	d1nuef_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.6 — Nucleoside diphosphate kinase, NDK
Family Family family	d.58.6.1 — Nucleoside diphosphate kinase, NDK

CATH v4.4 (6 domains)

Domain ID domain_id	1nueA00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

Domain ID domain_id	1nueB00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

Domain ID domain_id	1nueC00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

Domain ID domain_id	1nueD00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

Domain ID domain_id	1nueE00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

Domain ID domain_id	1nueF00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	141 — Nucleoside diphosphate kinase-like domain

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Unit-cell length a length_a	70.030 Å
Unit-cell length b length_b	87.370 Å
Unit-cell length c length_c	162.100 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	24

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

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	6.000 Å
R factor r_factor	0.1770
R_work r_work	0.1770
R_free r_free	—

X-RAY STRUCTURE OF NM23 HUMAN NUCLEOSIDE DIPHOSPHATE KINASE B COMPLEXED WITH GDP AT 2 ANGSTROMS RESOLUTION

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

NUCLEOSIDE DIPHOSPHATE KINASE

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

1nue__assembly_1__model_1

1nue__assembly_1__model_1 | I(q)

1nue__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)

X-RAY STRUCTURE OF NM23 HUMAN NUCLEOSIDE DIPHOSPHATE KINASE B COMPLEXED WITH GDP AT 2 ANGSTROMS RESOLUTION

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

NUCLEOSIDE DIPHOSPHATE KINASE

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

1nue__assembly_1__model_1

1nue__assembly_1__model_1 | I(q)

1nue__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)