SAXSdb — 1zx8

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

hypothetical protein TM1367

Thermotoga maritima

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	PENTAETHYLENE GLYCOL × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	PENTAETHYLENE GLYCOL × 2 water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	NICKEL (II) ION × 1 water × 1	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 2	NICKEL (II) ION × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9X187_THEMA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 13–136； UniProt 1–124 Author chain B； PDBConstruct 13–136； UniProt 1–124 Author chain C； PDBConstruct 13–136； UniProt 1–124

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	1zx8
Deposition date deposition_date	2005-06-07
Structure title title	CRYSTAL STRUCTURE OF an atypical cyclophilin (peptidylprolyl cis-trans isomerase) (TM1367) FROM THERMOTOGA MARITIMA AT 1.90 A RESOLUTION
Keywords keywords	STRUCTURAL GENOMICS, JOINT CENTER FOR STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, PSI, UNKNOWN FUNCTION; UNKNOWN FUNCTION
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.

1zx8__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1zx8__assembly_3__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1zx8__assembly_3__model_1 | P(r) · Pending

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

Rg（Guinier）	15.26 Å
Rg (electron density)	13.62 Å
Total Rg	14.98 Å
Atom count	994
Residues	125
Excluded volume	17900 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1zx8__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1zx8__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1zx8__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1zx8__assembly_4__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 (4)

Entity 1 Entity 1 polymer

Description description	hypothetical protein TM1367
Molecular weight formula_weight	15588.3 kDa
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	3268

MGSDKIHHHHHHMRVELLFESGKCVIDLNEEYEVVKLLKEKIPFESVVNTWGEEIYFSTPVNVQKMENPREVVEIGDVGYWPPGKALCLFFGKTPMSDDKIQPASAVNVIGKIVEGLEDLKKIKDGEKVAVRFASS

Source Source

Source organism organism	Thermotoga maritima
NCBI taxonomy ID ncbi_taxonomy_id	2336
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	PENTAETHYLENE GLYCOL
Molecular weight formula_weight	238.3 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	NICKEL (II) ION
Molecular weight formula_weight	58.7 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	243

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6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d1zx8a1
Class class	b — All beta proteins
Fold Fold fold	b.62 — Cyclophilin-like
Superfamily Superfamily superfamily	b.62.1 — Cyclophilin-like
Family Family family	b.62.1.3 — TM1367-like

Domain ID domain_id	d1zx8a2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d1zx8b2
Class class	b — All beta proteins
Fold Fold fold	b.62 — Cyclophilin-like
Superfamily Superfamily superfamily	b.62.1 — Cyclophilin-like
Family Family family	b.62.1.3 — TM1367-like

Domain ID domain_id	d1zx8b3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d1zx8c2
Class class	b — All beta proteins
Fold Fold fold	b.62 — Cyclophilin-like
Superfamily Superfamily superfamily	b.62.1 — Cyclophilin-like
Family Family family	b.62.1.3 — TM1367-like

Domain ID domain_id	d1zx8c3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (3 domains)

Domain ID domain_id	1zx8A01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	100 — Cyclophilin
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1zx8B01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	100 — Cyclophilin
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1zx8C01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	100 — Cyclophilin
Homologous superfamily homologous superfamily	20 —

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Unit-cell length a length_a	77.083 Å
Unit-cell length b length_b	132.875 Å
Unit-cell length c length_c	41.319 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	12

Space group space_group	P 21 21 2
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	29.070 Å
R factor r_factor	—
R_work r_work	0.1660
R_free r_free	0.2100

CRYSTAL STRUCTURE OF an atypical cyclophilin (peptidylprolyl cis-trans isomerase) (TM1367) FROM THERMOTOGA MARITIMA AT 1.90 A RESOLUTION

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

hypothetical protein TM1367

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

1zx8__assembly_3__model_1

1zx8__assembly_3__model_1 | I(q)

1zx8__assembly_3__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (6 domains)

CATH v4.4 (3 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF an atypical cyclophilin (peptidylprolyl cis-trans isomerase) (TM1367) FROM THERMOTOGA MARITIMA AT 1.90 A RESOLUTION

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

hypothetical protein TM1367

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

1zx8__assembly_3__model_1

1zx8__assembly_3__model_1 | I(q)

1zx8__assembly_3__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (6 domains)

CATH v4.4 (3 domains)

7. Citations (1)