1c8t

HUMAN STROMELYSIN-1 (E202Q) CATALYTIC DOMAIN COMPLEXED WITH RO-26-2812

Method: X-RAY DIFFRACTION Dmax: 72.3 Å Quality: EXCELLENT

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

STROMELYSIN-1

Homo sapiens

UniProt P08254

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 103–269 Chain B; UniProt 103–269 Fragment:CATALYTIC DOMAIN Mutation:E202Q, S252P ZN ZINC ION × 4 CA CALCIUM ION × 6 TR1 2-(2-{2-[(BIPHENYL-4-YLMETHYL)-AMINO]-3-MERCAPTO-PENTANOYLAMINO}-ACETYLAMINO)-3-METHYL-BUTYRIC ACID METHYL ESTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;295 K;PEG, potassium chloride, calcium chloride, cacodylate, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 2.60 Å

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.

43 other PDB entries and 80 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MMP3_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–167; UniProt 103–269 Author chain B; PDBConstruct 1–167; UniProt 103–269

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 1c8t

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1c8t
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1c8t
Deposition date deposition_date1999-07-29
Structure title titleHUMAN STROMELYSIN-1 (E202Q) CATALYTIC DOMAIN COMPLEXED WITH RO-26-2812
Keywords keywordsPROTEIN-INHIBITOR COMPLEX, MUTANT PROTEIN, 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_guinier22.70
Radius of gyration Rg (electron density) rg_electron21.95
Forward intensity I(0) i025015700.00
Molecular weight molecular_weight38741.0 kDa
Excluded volume excluded_volume48394 ų
Envelope volume envelope_volume55859 ų
Hydration-shell volume shell_volume21535 ų
Envelope diameter envelope_diameter73.9
Shell Rg shell_rg28.30
Envelope Rg envelope_rg22.02
Shape Rg shape_rg21.94
Total Rg total_rg22.77
Total atoms total_atoms2724
Residues n_residues334
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 dmax72.3
Rg (real space) rg_real22.68
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real2.5020e+07
I(0) uncertainty (real space) i0_real_error3.4570e+05
Rg (reciprocal space) rg_reciprocal22.69
I(0) (reciprocal space) i0_reciprocal25020000.0000
Solution quality estimate total_estimate0.9003
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.3
Skewness Skewness skewness0.318
Kurtosis Kurtosis kurtosis-0.439
Angular range angular_range— – 0.3500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4015000.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.904; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.991

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_idd1c8ta_
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_idd1c8tb_
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_id1c8tA00
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_id1c8tB00
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)