6r8n

STRUCTURE DETERMINATION OF THE TETRAHEDRAL AMINOPEPTIDASE TET2 FROM P. HORIKOSHII BY USE OF COMBINED SOLID-STATE NMR, SOLUTION-STATE NMR AND EM DATA 4.1 A, FOLLOWED BY REAL_SPACE_REFINEMENT AT 4.1 A

▼

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

Tetrahedral aminopeptidase

Pyrococcus horikoshii OT3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 12	ZINC ION × 24	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TET_PYRHO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–353； UniProt 1–353 Author chain B； PDBConstruct 1–353； UniProt 1–353 Author chain C； PDBConstruct 1–353； UniProt 1–353 Author chain D； PDBConstruct 1–353； UniProt 1–353 Author chain E； PDBConstruct 1–353； UniProt 1–353 Author chain F； PDBConstruct 1–353； UniProt 1–353 Author chain G； PDBConstruct 1–353； UniProt 1–353 Author chain H； PDBConstruct 1–353； UniProt 1–353 Author chain I； PDBConstruct 1–353； UniProt 1–353 Author chain J； PDBConstruct 1–353； UniProt 1–353 Author chain K； PDBConstruct 1–353； UniProt 1–353 Author chain L； PDBConstruct 1–353； UniProt 1–353

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	6r8n
Deposition date deposition_date	2019-04-02
Structure title title	STRUCTURE DETERMINATION OF THE TETRAHEDRAL AMINOPEPTIDASE TET2 FROM P. HORIKOSHII BY USE OF COMBINED SOLID-STATE NMR, SOLUTION-STATE NMR AND EM DATA 4.1 A, FOLLOWED BY REAL_SPACE_REFINEMENT AT 4.1 A
Keywords keywords	PEPTIDASE, PROTEIN QUALITY CONTROL, OLIGOMER, AMINOPEPTIDASE, PEPTIDE BINDING PROTEIN; PEPTIDE BINDING PROTEIN

▼

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.

6r8n__assembly_1__model_1

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

Download this curve (.dat)

6r8n__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6r8n__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	48.61 Å
Rg (electron density)	47.83 Å
Total Rg	48.19 Å
Atom count	66528
Residues	4236
Excluded volume	593910 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6r8n__assembly_1__model_1`	dodecameric （12）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (2)

▶

Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	1

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	4.10 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	27130

Description description	Tetrahedral aminopeptidase
Molecular weight formula_weight	39071.0 kDa
EC 编号 ec_number	3.4.11.-
Source method src_method	man
Copy count entity_count	12

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J,K,L
Atom count atom_count	66528

STRUCTURE DETERMINATION OF THE TETRAHEDRAL AMINOPEPTIDASE TET2 FROM P. HORIKOSHII BY USE OF COMBINED SOLID-STATE NMR, SOLUTION-STATE NMR AND EM DATA 4.1 A, FOLLOWED BY REAL_SPACE_REFINEMENT AT 4.1 A

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

Tetrahedral aminopeptidase

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

6r8n__assembly_1__model_1

6r8n__assembly_1__model_1 | I(q)

6r8n__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

7. Citations (1)

Source organism organism	Pyrococcus horikoshii OT3
NCBI taxonomy ID ncbi_taxonomy_id	70601
Host organism host_organism	Escherichia coli

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	24

STRUCTURE DETERMINATION OF THE TETRAHEDRAL AMINOPEPTIDASE TET2 FROM P. HORIKOSHII BY USE OF COMBINED SOLID-STATE NMR, SOLUTION-STATE NMR AND EM DATA 4.1 A, FOLLOWED BY REAL_SPACE_REFINEMENT AT 4.1 A

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

Tetrahedral aminopeptidase

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

6r8n__assembly_1__model_1

6r8n__assembly_1__model_1 | I(q)

6r8n__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

7. Citations (1)