4qp4

Crystal Structure of ERK2 in complex with N-cyclohexyl-9H-purin-6-amine

Method: X-RAY DIFFRACTION Dmax: 96.6 Å Quality: GOOD

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

Mitogen-activated protein kinase 1

Homo sapiens

UniProt P28482

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 1–360 Not recorded 36O N-cyclohexyl-9H-purin-6-amine × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;277 K;10% PEG3350, 0.2 M proline, and 0.1 M HEPES pH7.5, in a 24-well Linbro plates incubated at 4C, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.20 Å R-free 0.235
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–360 Not recorded 36O N-cyclohexyl-9H-purin-6-amine × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;277 K;10% PEG3350, 0.2 M proline, and 0.1 M HEPES pH7.5, in a 24-well Linbro plates incubated at 4C, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.20 Å R-free 0.235

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.

158 other PDB entries and 176 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MK01_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 10–369; UniProt 1–360 Author chain B; PDBConstruct 10–369; UniProt 1–360

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 4qp4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4qp4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4qp4
Deposition date deposition_date2014-06-22
Structure title titleCrystal Structure of ERK2 in complex with N-cyclohexyl-9H-purin-6-amine
Keywords keywordsKinase, transferase-transferase inhibitor complex; transferase/transferase inhibitor
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.72
Radius of gyration Rg (electron density) rg_electron28.91
Forward intensity I(0) i093066900.00
Molecular weight molecular_weight78413.0 kDa
Excluded volume excluded_volume99162 ų
Envelope volume envelope_volume122520 ų
Hydration-shell volume shell_volume35616 ų
Envelope diameter envelope_diameter100.4
Shell Rg shell_rg35.87
Envelope Rg envelope_rg28.80
Shape Rg shape_rg28.89
Total Rg total_rg29.63
Total atoms total_atoms5524
Residues n_residues672
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 dmax96.6
Rg (real space) rg_real29.75
Rg uncertainty (real space) rg_real_error0.53
I(0) (real space) i0_real9.3070e+07
I(0) uncertainty (real space) i0_real_error1.3870e+06
Rg (reciprocal space) rg_reciprocal29.74
I(0) (reciprocal space) i0_reciprocal93070000.0000
Solution quality estimate total_estimate0.8864
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary32.8
Skewness Skewness skewness0.394
Kurtosis Kurtosis kurtosis-0.319
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha38760000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.889; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.859

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4qp4a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.7 — Protein kinases, catalytic subunit
Domain ID domain_idd4qp4b_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.7 — Protein kinases, catalytic subunit

CATH v4.4 (4 domains)

Domain ID domain_id4qp4A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id4qp4A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id4qp4B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id4qp4B02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1

8. Citations (1)

9. Files and Curves (10)