SAXSdb — 1tim

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

TRIOSEPHOSPHATE ISOMERASE

Gallus gallus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TPIS_CHICK
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–247； UniProt 1–247 Author chain B； PDBConstruct 1–247； UniProt 1–247

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	1tim
Deposition date deposition_date	1976-09-01
Structure title title	STRUCTURE OF TRIOSE PHOSPHATE ISOMERASE FROM CHICKEN MUSCLE
Keywords keywords	ISOMERASE, ISOMERASE(INTRAMOLECULAR OXIDOREDUCTASE); ISOMERASE(INTRAMOLECULAR OXIDOREDUCTASE)
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.

1tim__assembly_1__model_1

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

Download this curve (.dat)

1tim__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1tim__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.46 Å
Rg (electron density)	24.50 Å
Total Rg	25.29 Å
Atom count	3740
Residues	494
Excluded volume	66736 Å³
Maximum q	0.500 Å⁻¹

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

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1tima_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.1 — Triosephosphate isomerase (TIM)
Family Family family	c.1.1.1 — Triosephosphate isomerase (TIM)

Domain ID domain_id	d1timb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.1 — Triosephosphate isomerase (TIM)
Family Family family	c.1.1.1 — Triosephosphate isomerase (TIM)

CATH v4.4 (2 domains)

Domain ID domain_id	1timA00
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	70 — Aldolase class I

Domain ID domain_id	1timB00
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	70 — Aldolase class I

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7. Citations (7)

Atomic coordinates for triose phosphate isomerase from chicken muscle.

Biochem.Biophys.Res.Commun. (1976)

PMID: 985462 PRIMARY

On the Three-Dimensional Structure and Catalytic Mechanism of Triose Phosphate Isomerase

Philos.Trans.R.Soc.London,Ser.B (1981)

Studies of the Histidine Residues of Triose Phosphate Isomerase by Proton Magnetic Resonance and X-Ray Crystallography

J.Mol.Biol. (1976)

Untitled

Atlas of Macromolecular Structure on Microfiche (1976)

Untitled

Atlas of Protein Sequence and Structure,Supplement 2 (1976)

;Structure of Chicken Muscle Triose Phosphate Isomerase Determined Crystallographically at 2.5 Angstroms Resolution Using Amino Acid Sequence Data ;

Nature (1975)

Crystallographic Studies of Chicken Triose Phosphate Isomerase

Cold Spring Harbor Symp.Quant.Biol. (1972)

Unit-cell length a length_a	106.010 Å
Unit-cell length b length_b	74.760 Å
Unit-cell length c length_c	61.740 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	2.500 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Description description	TRIOSEPHOSPHATE ISOMERASE
Molecular weight formula_weight	26581.4 kDa
EC 编号 ec_number	5.3.1.1
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	3740

STRUCTURE OF TRIOSE PHOSPHATE ISOMERASE FROM CHICKEN MUSCLE

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

TRIOSEPHOSPHATE ISOMERASE

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

1tim__assembly_1__model_1

1tim__assembly_1__model_1 | I(q)

1tim__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (7)

Source organism organism	Gallus gallus
Common name common_name	chicken
NCBI taxonomy ID ncbi_taxonomy_id	9031

STRUCTURE OF TRIOSE PHOSPHATE ISOMERASE FROM CHICKEN MUSCLE

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

TRIOSEPHOSPHATE ISOMERASE

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

1tim__assembly_1__model_1

1tim__assembly_1__model_1 | I(q)

1tim__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (7)