SAXSdb — 7efz

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

Endoglucanase

Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 ISOPROPYL ALCOHOL × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 ISOPROPYL ALCOHOL × 2 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9X274_THEMA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 13–341； UniProt 1–329 Author chain B； PDBConstruct 13–341； UniProt 1–329

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	7efz
Deposition date deposition_date	2021-03-23
Structure title title	Structure of Thermotoga maritima GH5 endoglucanase TM1752 in complex with TRIS
Keywords keywords	TIM barrel, Glycoside hydrolase, Endoglucanase, HYDROLASE; HYDROLASE
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.

7efz__assembly_1__model_1

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

Download this curve (.dat)

7efz__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7efz__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.06 Å
Rg (electron density)	18.98 Å
Total Rg	19.90 Å
Atom count	5284
Residues	324
Excluded volume	48236 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7efz__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`7efz__assembly_2__model_1`	monomeric （1）	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	Endoglucanase
Molecular weight formula_weight	40815.5 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	11397

MGSDKIHHHHHHMNNTIPRWRGFNLLEAFSIKSTGNFKEEDFLWMAQWDFNFVRIPMCHLLWSDRGNPFIIREDFFEKIDRVIFWGEKYGIHICISLHRAPGYSVNKEVEEKTNLWKDETAQEAFIHHWSFIARRYKGISSTHLSFNLINEPPFPDPQIMSVEDHNSLIKRTITEIRKIDPERLIIIDGLGYGNIPVDDLTIENTVQSCRGYIPFSVTHYKAEWVDSKDFPVPEWPNGWHFGEYWNREKLLEHYLTWIKLRQKGIEVFCGEMGAYNKTPHDVVLKWLEDLLEIFKTLNIGFALWNFRGPFGILDSERKDVEYEEWYGHKLDRKMLELLRKY

Source Source

Source organism organism	Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099)
NCBI taxonomy ID ncbi_taxonomy_id	243274
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
Molecular weight formula_weight	122.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	ISOPROPYL ALCOHOL
Molecular weight formula_weight	60.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	682

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Unit-cell length a length_a	61.000 Å
Unit-cell length b length_b	61.610 Å
Unit-cell length c length_c	201.680 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	1.690 Å
Low-resolution limit resolution_low	39.019 Å
R factor r_factor	0.1560
R_work r_work	0.1551
R_free r_free	0.1858

Structure of Thermotoga maritima GH5 endoglucanase TM1752 in complex with TRIS

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

Endoglucanase

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

7efz__assembly_1__model_1

7efz__assembly_1__model_1 | I(q)

7efz__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 (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

7. Citations (1)

Structure of Thermotoga maritima GH5 endoglucanase TM1752 in complex with TRIS

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

Endoglucanase

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

7efz__assembly_1__model_1

7efz__assembly_1__model_1 | I(q)

7efz__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 (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

7. Citations (1)