3mkp

Crystal structure of 1K1 mutant of Hepatocyte Growth Factor/Scatter Factor fragment NK1 in complex with heparin

Method: X-RAY DIFFRACTION Dmax: 120.0 Å Quality: GOOD

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

Hepatocyte growth factor

Homo sapiens

UniProt P14210

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 28–210 Chain B; UniProt 28–210 Fragment:UNP residues 28-210 Mutation:K132E, R134E SO4 SULFATE ION × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 SGN 2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 7.5;293 K;0.243M Ammonium Sulfate, 22.295% PEG 3350, 0.1M Na-Hepes pH 7.5, VAPOR DIFFUSION, temperature 293K Resolution 2.81 Å R-free 0.261
2 Other combination Homooligomer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 28–210 Chain D; UniProt 28–210 Fragment:UNP residues 28-210 Mutation:K132E, R134E ;2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose ; × 1 SO4 SULFATE ION × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 7.5;293 K;0.243M Ammonium Sulfate, 22.295% PEG 3350, 0.1M Na-Hepes pH 7.5, VAPOR DIFFUSION, temperature 293K Resolution 2.81 Å R-free 0.261

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.

35 other PDB entries and 44 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HGF_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–183; UniProt 28–210 Author chain B; PDBConstruct 1–183; UniProt 28–210 Author chain C; PDBConstruct 1–183; UniProt 28–210 Author chain D; PDBConstruct 1–183; UniProt 28–210

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 3mkp

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3mkp
Deposition date deposition_date2010-04-15
Structure title titleCrystal structure of 1K1 mutant of Hepatocyte Growth Factor/Scatter Factor fragment NK1 in complex with heparin
Keywords keywordsgrowth factor, supramolecular assembly, HGF/SF, Met receptor, NK1, HORMONE; HORMONE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier35.72
Radius of gyration Rg (electron density) rg_electron35.83
Forward intensity I(0) i0114332000.00
Molecular weight molecular_weight81270.0 kDa
Excluded volume excluded_volume99772 ų
Envelope volume envelope_volume134890 ų
Hydration-shell volume shell_volume33014 ų
Envelope diameter envelope_diameter122.1
Shell Rg shell_rg39.80
Envelope Rg envelope_rg35.26
Shape Rg shape_rg35.84
Total Rg total_rg36.06
Total atoms total_atoms5665
Residues n_residues688
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 dmax120.0
Rg (real space) rg_real35.95
Rg uncertainty (real space) rg_real_error1.49
I(0) (real space) i0_real1.1430e+08
I(0) uncertainty (real space) i0_real_error2.2720e+06
Rg (reciprocal space) rg_reciprocal35.81
I(0) (reciprocal space) i0_reciprocal114300000.0000
Solution quality estimate total_estimate0.8400
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary32.7
Skewness Skewness skewness0.384
Kurtosis Kurtosis kurtosis-0.660
Angular range angular_range— – 0.2200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8730000.0000
Real-space data points n_real_points45
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.784; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.743; Smooth: 0.821

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd3mkpa1
Class classg — Small proteins
Fold Fold foldg.10 — Hairpin loop containing domain-like
Superfamily Superfamily superfamilyg.10.1 — Hairpin loop containing domain-like
Family Family familyg.10.1.1 — Hairpin loop containing domain
Domain ID domain_idd3mkpa2
Class classg — Small proteins
Fold Fold foldg.14 — Kringle-like
Superfamily Superfamily superfamilyg.14.1 — Kringle-like
Family Family familyg.14.1.1 — Kringle modules
Domain ID domain_idd3mkpb1
Class classg — Small proteins
Fold Fold foldg.10 — Hairpin loop containing domain-like
Superfamily Superfamily superfamilyg.10.1 — Hairpin loop containing domain-like
Family Family familyg.10.1.1 — Hairpin loop containing domain
Domain ID domain_idd3mkpb2
Class classg — Small proteins
Fold Fold foldg.14 — Kringle-like
Superfamily Superfamily superfamilyg.14.1 — Kringle-like
Family Family familyg.14.1.1 — Kringle modules
Domain ID domain_idd3mkpc1
Class classg — Small proteins
Fold Fold foldg.10 — Hairpin loop containing domain-like
Superfamily Superfamily superfamilyg.10.1 — Hairpin loop containing domain-like
Family Family familyg.10.1.1 — Hairpin loop containing domain
Domain ID domain_idd3mkpc2
Class classg — Small proteins
Fold Fold foldg.14 — Kringle-like
Superfamily Superfamily superfamilyg.14.1 — Kringle-like
Family Family familyg.14.1.1 — Kringle modules
Domain ID domain_idd3mkpd1
Class classg — Small proteins
Fold Fold foldg.10 — Hairpin loop containing domain-like
Superfamily Superfamily superfamilyg.10.1 — Hairpin loop containing domain-like
Family Family familyg.10.1.1 — Hairpin loop containing domain
Domain ID domain_idd3mkpd2
Class classg — Small proteins
Fold Fold foldg.14 — Kringle-like
Superfamily Superfamily superfamilyg.14.1 — Kringle-like
Family Family familyg.14.1.1 — Kringle modules

CATH v4.4 (8 domains)

Domain ID domain_id3mkpA01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor
Domain ID domain_id3mkpA02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology20 — Plasminogen Kringle 4
Homologous superfamily homologous superfamily10 — Plasminogen Kringle 4
Domain ID domain_id3mkpB01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor
Domain ID domain_id3mkpB02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology20 — Plasminogen Kringle 4
Homologous superfamily homologous superfamily10 — Plasminogen Kringle 4
Domain ID domain_id3mkpC01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor
Domain ID domain_id3mkpC02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology20 — Plasminogen Kringle 4
Homologous superfamily homologous superfamily10 — Plasminogen Kringle 4
Domain ID domain_id3mkpD01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor
Domain ID domain_id3mkpD02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology20 — Plasminogen Kringle 4
Homologous superfamily homologous superfamily10 — Plasminogen Kringle 4

8. Citations (2)

9. Files and Curves (10)