3kej

Crystal Structure of Human MMP-13 complexed with a (pyridin-4-yl)-2H-tetrazole compound

Method: X-RAY DIFFRACTION Dmax: 88.4 Å Quality: GOOD

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

Collagenase 3

Homo sapiens

UniProt P45452

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 104–270 Fragment:catalytic domain, UNP residues 104-270 ZN ZINC ION × 2 CA CALCIUM ION × 3 3EJ 4-[(5-{2-[(3-fluorobenzyl)carbamoyl]pyridin-4-yl}-2H-tetrazol-2-yl)methyl]benzoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8;277 K;Protein: 5.5 mg/ml MMP-13 with 200 uM surrogate inhibitor in 20mM Tris pH 8.5 and 5 mM CaCl2. reservoir: 1.1-1.6M Li2SO4 in 0.1M Hepes pH 7.4-8.2. drop ratio: 5ul protein + 1 ul reservoir., VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.30 Å R-free 0.236
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 104–270 Fragment:catalytic domain, UNP residues 104-270 ZN ZINC ION × 2 CA CALCIUM ION × 3 3EJ 4-[(5-{2-[(3-fluorobenzyl)carbamoyl]pyridin-4-yl}-2H-tetrazol-2-yl)methyl]benzoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8;277 K;Protein: 5.5 mg/ml MMP-13 with 200 uM surrogate inhibitor in 20mM Tris pH 8.5 and 5 mM CaCl2. reservoir: 1.1-1.6M Li2SO4 in 0.1M Hepes pH 7.4-8.2. drop ratio: 5ul protein + 1 ul reservoir., VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.30 Å R-free 0.236

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.

48 other PDB entries and 105 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MMP13_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–167; UniProt 104–270 Author chain B; PDBConstruct 1–167; UniProt 104–270

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 3kej

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3kej
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3kej
Deposition date deposition_date2009-10-26
Structure title titleCrystal Structure of Human MMP-13 complexed with a (pyridin-4-yl)-2H-tetrazole compound
Keywords keywords;S1' inhibitor, selective MMP-13 inhibitor, S1' specificity pocket, no contact to Zn, Collagen degradation, Disease mutation, Disulfide bond, Extracellular matrix, Glycoprotein, Hydrolase, Metal-binding, Metalloprotease, Protease, Secreted, Zymogen, HYDROLASE-HYDROLASE INHIBITOR complex ;; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.88
Radius of gyration Rg (electron density) rg_electron24.62
Forward intensity I(0) i022843600.00
Molecular weight molecular_weight37014.0 kDa
Excluded volume excluded_volume46207 ų
Envelope volume envelope_volume56284 ų
Hydration-shell volume shell_volume20043 ų
Envelope diameter envelope_diameter90.3
Shell Rg shell_rg30.35
Envelope Rg envelope_rg24.83
Shape Rg shape_rg24.59
Total Rg total_rg25.40
Total atoms total_atoms2605
Residues n_residues320
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 dmax88.4
Rg (real space) rg_real25.12
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real2.2840e+07
I(0) uncertainty (real space) i0_real_error3.4070e+05
Rg (reciprocal space) rg_reciprocal25.07
I(0) (reciprocal space) i0_reciprocal22840000.0000
Solution quality estimate total_estimate0.7887
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.4
Skewness Skewness skewness0.489
Kurtosis Kurtosis kurtosis-0.461
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5766000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.580; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.535; Smooth: 0.976

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3keja_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.11 — Matrix metalloproteases, catalytic domain
Domain ID domain_idd3kejb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.11 — Matrix metalloproteases, catalytic domain

CATH v4.4 (2 domains)

Domain ID domain_id3kejA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)
Domain ID domain_id3kejB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)

8. Citations (1)

9. Files and Curves (10)