3i7i

MMP-13 in complex with a non zinc-chelating inhibitor

Method: X-RAY DIFFRACTION Dmax: 72.1 Å Quality: EXCELLENT

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 104–274 Chain B; UniProt 104–274 Fragment:UNP residues 104-274 ZN ZINC ION × 4 CA CALCIUM ION × 6 518 N-[4-(5-{[(1S)-1-cyclohexyl-2-(methylamino)-2-oxoethyl]carbamoyl}furan-2-yl)phenyl]-1-benzofuran-2-carboxamide × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.21 Å R-free 0.314
2 Protein homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 104–274 Chain B; UniProt 104–274 Fragment:UNP residues 104-274 ZN ZINC ION × 8 CA CALCIUM ION × 12 518 N-[4-(5-{[(1S)-1-cyclohexyl-2-(methylamino)-2-oxoethyl]carbamoyl}furan-2-yl)phenyl]-1-benzofuran-2-carboxamide × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.21 Å R-free 0.314

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 1–171; UniProt 104–274 Author chain B; PDBConstruct 1–171; UniProt 104–274

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 3i7i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3i7i
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3i7i
Deposition date deposition_date2009-07-08
Structure title titleMMP-13 in complex with a non zinc-chelating inhibitor
Keywords keywords;protease, Calcium, Collagen degradation, Disease mutation, Disulfide bond, Extracellular matrix, Glycoprotein, Hydrolase, Metal-binding, Metalloprotease, Polymorphism, 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_guinier22.89
Radius of gyration Rg (electron density) rg_electron22.21
Forward intensity I(0) i023300700.00
Molecular weight molecular_weight37510.0 kDa
Excluded volume excluded_volume46899 ų
Envelope volume envelope_volume54698 ų
Hydration-shell volume shell_volume20967 ų
Envelope diameter envelope_diameter75.6
Shell Rg shell_rg28.25
Envelope Rg envelope_rg22.16
Shape Rg shape_rg22.17
Total Rg total_rg23.08
Total atoms total_atoms2637
Residues n_residues325
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 dmax72.1
Rg (real space) rg_real22.89
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real2.3300e+07
I(0) uncertainty (real space) i0_real_error2.6910e+05
Rg (reciprocal space) rg_reciprocal22.89
I(0) (reciprocal space) i0_reciprocal23300000.0000
Solution quality estimate total_estimate0.9060
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.4
Skewness Skewness skewness0.299
Kurtosis Kurtosis kurtosis-0.549
Angular range angular_range— – 0.3450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3757000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.935; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.983

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_idd3i7ia_
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_idd3i7ib_
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_id3i7iA00
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_id3i7iB00
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)