3dpf

Crystal structure of the complex between MMP-8 and a non-zinc chelating inhibitor

Method: X-RAY DIFFRACTION Dmax: 77.2 Å Quality: GOOD

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

Neutrophil collagenase

Homo sapiens

UniProt P22894

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 100–262 Fragment:MMP-8 catalytic domain, UNP residues 100-262 CA CALCIUM ION × 2 ZN ZINC ION × 2 AXB N-{[2-(2-amino-3,4-dioxocyclobut-1-en-1-yl)-1,2,3,4-tetrahydroisoquinolin-7-yl]methyl}-4-oxo-3,5,6,8-tetrahydro-4H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine-2-carboxamide 7,7-dioxide × 1 HAE ACETOHYDROXAMIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;Hanging droplets were made by mixing 1.5-3.0ml of protein/inhibitor solution with 5ml of PEG solution (10% PEG6000, 0.2M Mes-NaOH, 0.02% NaN3, pH6.0). Droplets were concentrated against a reservoir buffer containing 1.0-2.0M sodium phosphate, 0.02% NaN3, pH6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.10 Å R-free 0.270
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 100–262 Fragment:MMP-8 catalytic domain, UNP residues 100-262 CA CALCIUM ION × 2 ZN ZINC ION × 2 AXB N-{[2-(2-amino-3,4-dioxocyclobut-1-en-1-yl)-1,2,3,4-tetrahydroisoquinolin-7-yl]methyl}-4-oxo-3,5,6,8-tetrahydro-4H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine-2-carboxamide 7,7-dioxide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;Hanging droplets were made by mixing 1.5-3.0ml of protein/inhibitor solution with 5ml of PEG solution (10% PEG6000, 0.2M Mes-NaOH, 0.02% NaN3, pH6.0). Droplets were concentrated against a reservoir buffer containing 1.0-2.0M sodium phosphate, 0.02% NaN3, pH6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.10 Å R-free 0.270

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.

24 other PDB entries and 28 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MMP8_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–163; UniProt 100–262 Author chain B; PDBConstruct 1–163; UniProt 100–262

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 3dpf

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3dpf
Deposition date deposition_date2008-07-08
Structure title titleCrystal structure of the complex between MMP-8 and a non-zinc chelating inhibitor
Keywords keywords;hydrolase, selective inhibition, non-zinc chelating inhibitors, Calcium, Collagen degradation, Extracellular matrix, Glycoprotein, Metal-binding, Metalloprotease, Polymorphism, Protease, Secreted, Zinc, Zymogen ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.21
Radius of gyration Rg (electron density) rg_electron23.52
Forward intensity I(0) i026229900.00
Molecular weight molecular_weight37712.0 kDa
Excluded volume excluded_volume46248 ų
Envelope volume envelope_volume55798 ų
Hydration-shell volume shell_volume20532 ų
Envelope diameter envelope_diameter78.3
Shell Rg shell_rg29.34
Envelope Rg envelope_rg23.33
Shape Rg shape_rg23.50
Total Rg total_rg24.25
Total atoms total_atoms2651
Residues n_residues326
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 dmax77.2
Rg (real space) rg_real24.30
Rg uncertainty (real space) rg_real_error0.53
I(0) (real space) i0_real2.6230e+07
I(0) uncertainty (real space) i0_real_error3.4460e+05
Rg (reciprocal space) rg_reciprocal24.28
I(0) (reciprocal space) i0_reciprocal26230000.0000
Solution quality estimate total_estimate0.8881
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.9
Skewness Skewness skewness0.372
Kurtosis Kurtosis kurtosis-0.578
Angular range angular_range— – 0.3300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5306000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.879; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.922; Smooth: 0.981

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3dpfa_
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_idd3dpfb_
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_id3dpfA00
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_id3dpfB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)

8. Citations (4)

9. Files and Curves (10)