SAXSdb — 4d5q

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

CELLULOSE 1,4-BETA-CELLOBIOSIDASE

TRICHODERMA REESEI QM9414

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Homooligomer	Protein 2 其他Polymer 4	beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-2)-beta-D-xylopyranose × 2 beta-D-xylopyranose-(1-2)-beta-D-xylopyranose × 2 COBALT (II) ION × 4 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 beta-D-xylopyranose × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GUX1_HYPJE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–434； UniProt 18–451

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	4d5q
Deposition date deposition_date	2014-11-07
Structure title title	Hypocrea jecorina Cel7A (wild type) soaked with xylopentaose.
Keywords keywords	HYDROLASE, GLYCOSIDE HYDROLASE, CELLOBIOHYDROLASE, CELLULASE. INHIBITION, XYLOOLIGOSACCHARIDES; 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.

4d5q__assembly_1__model_1

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

Download this curve (.dat)

4d5q__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4d5q__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.72 Å
Rg (electron density)	32.34 Å
Total Rg	32.81 Å
Atom count	6599
Residues	866
Excluded volume	114510 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4d5q__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 (7)

Entity 1 Entity 1 polymer

Description description	CELLULOSE 1,4-BETA-CELLOBIOSIDASE
Molecular weight formula_weight	46009.7 kDa
EC 编号 ec_number	3.2.1.176
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3934

QSACTLQSETHPPLTWQKCSSGGTCTQQTGSVVIDANWRWTHATNSSTNCYDGNTWSSTLCPDNETCAKNCCLDGAAYASTYGVTTSGNSLSIGFVTQSAQKNVGARLYLMASDTTYQEFTLLGNEFSFDVDVSQLPCGLNGALYFVSMDADGGVSKYPTNTAGAKYGTGYCDSQCPRDLKFINGQANVEGWEPSSNNANTGIGGHGSCCSEMDIWQANSISEALTPHPCTTVGQEICEGDGCGGTYSDNRYGGTCDPDGCDWNPYRLGNTSFYGPGSSFTLDTTKKLTVVTQFETSGAINRYYVQNGVTFQQPNAELGSYSGNELNDDYCTAEEAEFGGSSFSDKGGLTQFKKATSGGMVLVMSLWDDYYANMLWLDSTYPTNETSSTPGAVRGSCSTSSGVPAQVESQSPNAKVTFSNIKFGPIGSTGNPSG

Source Source

Source organism organism	TRICHODERMA REESEI QM9414
NCBI taxonomy ID ncbi_taxonomy_id	334564
Host organism host_organism	TRICHODERMA REESEI QM9414

Entity 2 Entity 2 branched

Description description	beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-2)-beta-D-xylopyranose
Molecular weight formula_weight	546.5 kDa
Source method src_method	man
Copy count entity_count	1

Entity 3 Entity 3 branched

Description description	beta-D-xylopyranose-(1-2)-beta-D-xylopyranose
Molecular weight formula_weight	282.2 kDa
Source method src_method	man
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	COBALT (II) ION
Molecular weight formula_weight	58.9 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 5 Entity 5 non-polymer

Description description	2-acetamido-2-deoxy-beta-D-glucopyranose
Molecular weight formula_weight	221.2 kDa
Source method src_method	man
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	beta-D-xylopyranose
Molecular weight formula_weight	150.1 kDa
Source method src_method	man
Copy count entity_count	1

Entity 7 Entity 7 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	559

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d4d5qa_
Class class	b — All beta proteins
Fold Fold fold	b.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
Family Family family	b.29.1.10 — Glycosyl hydrolase family 7 catalytic core

CATH v4.4 (1 domains)

Domain ID domain_id	4d5qA00
Class class	2 — Mainly Beta
Architecture architecture	70 — Distorted Sandwich
Topology topology	100 — 1,4-Beta-D-Glucan Cellobiohydrolase I; Chain A
Homologous superfamily homologous superfamily	10 — Glycoside hydrolase, family 7, domain

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Unit-cell length a length_a	83.282 Å
Unit-cell length b length_b	83.597 Å
Unit-cell length c length_c	110.757 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	I 2 2 2
Space-group number int_tables_number	23
Crystal system crystal_system	—

Resolution resolution	1.680 Å
Low-resolution limit resolution_low	66.720 Å
R factor r_factor	0.1540
R_work r_work	0.1522
R_free r_free	0.1859

Hypocrea jecorina Cel7A (wild type) soaked with xylopentaose.

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

CELLULOSE 1,4-BETA-CELLOBIOSIDASE

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

4d5q__assembly_1__model_1

4d5q__assembly_1__model_1 | I(q)

4d5q__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 branched

Entity 3 Entity 3 branched

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)

Hypocrea jecorina Cel7A (wild type) soaked with xylopentaose.

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

CELLULOSE 1,4-BETA-CELLOBIOSIDASE

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

4d5q__assembly_1__model_1

4d5q__assembly_1__model_1 | I(q)

4d5q__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 branched

Entity 3 Entity 3 branched

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)