4cel

ACTIVE-SITE MUTANT D214N DETERMINED AT PH 6.0 WITH NO LIGAND BOUND IN THE ACTIVE SITE

Method: X-RAY DIFFRACTION Dmax: 148.8 Å Quality: REASONABLE

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

1,4-BETA-D-GLUCAN CELLOBIOHYDROLASE I

Hypocrea jecorina

UniProt P62694

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 19–451 Fragment:CATALYTIC DOMAIN, RESIDUES 1 - 434 Mutation:D214N Non-standard monomer:Yes (specific site not provided by mmCIF) NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6;4.5 MM MES PH 6.0, 9% PEG 6000, 4.5 MM CACL2 Resolution 2.20 Å R-free 0.239
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 19–451 Fragment:CATALYTIC DOMAIN, RESIDUES 1 - 434 Mutation:D214N Non-standard monomer:Yes (specific site not provided by mmCIF) NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6;4.5 MM MES PH 6.0, 9% PEG 6000, 4.5 MM CACL2 Resolution 2.20 Å R-free 0.239

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

41 other PDB entries and 43 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GUX1_TRIRE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–434; UniProt 19–451 Author chain B; PDBConstruct 2–434; UniProt 19–451

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.

SAXS scattering curve SAXS Profile

SAXS profile for 4cel

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4cel
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4cel
Deposition date deposition_date1996-08-24
Structure title titleACTIVE-SITE MUTANT D214N DETERMINED AT PH 6.0 WITH NO LIGAND BOUND IN THE ACTIVE SITE
Keywords keywordsCELLULOSE DEGRADATION, HYDROLASE, GLYCOSIDASE, GLYCOPROTEIN; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier45.05
Radius of gyration Rg (electron density) rg_electron45.24
Forward intensity I(0) i0145974000.00
Molecular weight molecular_weight92611.0 kDa
Excluded volume excluded_volume112390 ų
Envelope volume envelope_volume153390 ų
Hydration-shell volume shell_volume27837 ų
Envelope diameter envelope_diameter144.3
Shell Rg shell_rg51.50
Envelope Rg envelope_rg43.58
Shape Rg shape_rg45.23
Total Rg total_rg45.50
Total atoms total_atoms6480
Residues n_residues866
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax148.8
Rg (real space) rg_real45.58
Rg uncertainty (real space) rg_real_error1.68
I(0) (real space) i0_real1.4600e+08
I(0) uncertainty (real space) i0_real_error2.6670e+06
Rg (reciprocal space) rg_reciprocal45.06
I(0) (reciprocal space) i0_reciprocal145900000.0000
Solution quality estimate total_estimate0.6105
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary25.5
Skewness Skewness skewness0.264
Kurtosis Kurtosis kurtosis-1.238
Angular range angular_range— – 0.1750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha27000000.0000
Real-space data points n_real_points36
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.015; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.064; Smooth: 0.823

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4cela_
Class classb — All beta proteins
Fold Fold foldb.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamilyb.29.1 — Concanavalin A-like lectins/glucanases
Family Family familyb.29.1.10 — Glycosyl hydrolase family 7 catalytic core
Domain ID domain_idd4celb_
Class classb — All beta proteins
Fold Fold foldb.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamilyb.29.1 — Concanavalin A-like lectins/glucanases
Family Family familyb.29.1.10 — Glycosyl hydrolase family 7 catalytic core

CATH v4.4 (2 domains)

Domain ID domain_id4celA00
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology100 — 1,4-Beta-D-Glucan Cellobiohydrolase I; Chain A
Homologous superfamily homologous superfamily10 — Glycoside hydrolase, family 7, domain
Domain ID domain_id4celB00
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology100 — 1,4-Beta-D-Glucan Cellobiohydrolase I; Chain A
Homologous superfamily homologous superfamily10 — Glycoside hydrolase, family 7, domain

8. Citations (3)

9. Files and Curves (10)