SAXSdb — 1lhp

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

Pyridoxal 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 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PDXK_SHEEP
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–312； UniProt 1–312 Author chain B； PDBConstruct 1–312； UniProt 1–312

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	1lhp
Deposition date deposition_date	2002-04-17
Structure title title	Crystal Structure of Pyridoxal Kinase from Sheep Brain
Keywords keywords	ALPHA-BETA STRUCTURE, TRANSFERASE; TRANSFERASE
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.

1lhp__assembly_1__model_1

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

Download this curve (.dat)

1lhp__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1lhp__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	26.54 Å
Rg (electron density)	25.52 Å
Total Rg	26.44 Å
Atom count	4808
Residues	615
Excluded volume	85643 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1lhp__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 (2)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1lhpa_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.72 — Ribokinase-like
Superfamily Superfamily superfamily	c.72.1 — Ribokinase-like
Family Family family	c.72.1.5 — PfkB-like kinase

Domain ID domain_id	d1lhpb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.72 — Ribokinase-like
Superfamily Superfamily superfamily	c.72.1 — Ribokinase-like
Family Family family	c.72.1.5 — PfkB-like kinase

CATH v4.4 (2 domains)

Domain ID domain_id	1lhpA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1190 — UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase
Homologous superfamily homologous superfamily	20 — Ribokinase

Domain ID domain_id	1lhpB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1190 — UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase
Homologous superfamily homologous superfamily	20 — Ribokinase

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Unit-cell length a length_a	59.800 Å
Unit-cell length b length_b	94.400 Å
Unit-cell length c length_c	128.200 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	8

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

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.1960
R_work r_work	0.1950
R_free r_free	0.2240

Description description	Pyridoxal kinase
Molecular weight formula_weight	34860.9 kDa
EC 编号 ec_number	2.7.1.35
Source method src_method	nat
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	5022

Crystal Structure of Pyridoxal Kinase from Sheep Brain

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

Pyridoxal 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

1lhp__assembly_1__model_1

1lhp__assembly_1__model_1 | I(q)

1lhp__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (2)

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	214

Crystal Structure of Pyridoxal Kinase from Sheep Brain

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

Pyridoxal 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

1lhp__assembly_1__model_1

1lhp__assembly_1__model_1 | I(q)

1lhp__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (2)