2onl

Crystal Structure of the p38a-MAPKAP kinase 2 Heterodimer

Method: X-RAY DIFFRACTION Dmax: 151.6 Å Quality: GOOD

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

Mitogen-activated protein kinase 14

Homo sapiens

UniProt Q16539

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–359 Not recorded MAP kinase-activated protein kinase 2 × 1 (P49137) X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;298 K;3.75% Peg 2000, 100mM Hepes, Prior to crystallization, 1-s-nonyl-1-b-D-thioglucoside (1xcmc) and heptanetriol (1.5%) was added to the protein sample, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 7.50 Resolution 4.00 Å R-free 0.331
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 1–359 Not recorded MAP kinase-activated protein kinase 2 × 1 (P49137) X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;298 K;3.75% Peg 2000, 100mM Hepes, Prior to crystallization, 1-s-nonyl-1-b-D-thioglucoside (1xcmc) and heptanetriol (1.5%) was added to the protein sample, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 7.50 Resolution 4.00 Å R-free 0.331

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.

266 other PDB entries and 287 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MK14_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 8–366; UniProt 1–359 Author chain B; PDBConstruct 8–366; UniProt 1–359

MAP kinase-activated protein kinase 2

Homo sapiens

UniProt P49137

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–400 Not recorded Mitogen-activated protein kinase 14 × 1 (Q16539) X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;298 K;3.75% Peg 2000, 100mM Hepes, Prior to crystallization, 1-s-nonyl-1-b-D-thioglucoside (1xcmc) and heptanetriol (1.5%) was added to the protein sample, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 7.50 Resolution 4.00 Å R-free 0.331
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 1–400 Not recorded Mitogen-activated protein kinase 14 × 1 (Q16539) X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;298 K;3.75% Peg 2000, 100mM Hepes, Prior to crystallization, 1-s-nonyl-1-b-D-thioglucoside (1xcmc) and heptanetriol (1.5%) was added to the protein sample, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 7.50 Resolution 4.00 Å R-free 0.331

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.

30 other PDB entries and 103 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MAPK2_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 7–406; UniProt 1–400 Author chain D; PDBConstruct 7–406; UniProt 1–400

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 2onl

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2onl
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2onl
Deposition date deposition_date2007-01-24
Structure title titleCrystal Structure of the p38a-MAPKAP kinase 2 Heterodimer
Keywords keywordsheterodimer, kinase, NLS, NES, docking groove, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier44.72
Radius of gyration Rg (electron density) rg_electron44.81
Forward intensity I(0) i0317003000.00
Molecular weight molecular_weight148730.0 kDa
Excluded volume excluded_volume187230 ų
Envelope volume envelope_volume267870 ų
Hydration-shell volume shell_volume51245 ų
Envelope diameter envelope_diameter149.5
Shell Rg shell_rg47.82
Envelope Rg envelope_rg43.42
Shape Rg shape_rg44.80
Total Rg total_rg44.99
Total atoms total_atoms10466
Residues n_residues1307
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 dmax151.6
Rg (real space) rg_real44.99
Rg uncertainty (real space) rg_real_error1.56
I(0) (real space) i0_real3.1700e+08
I(0) uncertainty (real space) i0_real_error5.5270e+06
Rg (reciprocal space) rg_reciprocal44.72
I(0) (reciprocal space) i0_reciprocal316900000.0000
Solution quality estimate total_estimate0.7556
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary39.0
Skewness Skewness skewness0.365
Kurtosis Kurtosis kurtosis-0.774
Angular range angular_range— – 0.1750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha44160000.0000
Real-space data points n_real_points36
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.691; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.745; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 14 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd2onla1
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_idd2onlb1
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_idd2onlc1
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_idd2onld1
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 (10 domains)

Domain ID domain_id2onlA01
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_id2onlA02
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_id2onlB01
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_id2onlB02
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_id2onlC01
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_id2onlC02
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_id2onlC03
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology1170 — Protein kinase-like (PK-like)
Homologous superfamily homologous superfamily10 — MAP kinase activated protein kinase 2
Domain ID domain_id2onlD01
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_id2onlD02
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_id2onlD03
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology1170 — Protein kinase-like (PK-like)
Homologous superfamily homologous superfamily10 — MAP kinase activated protein kinase 2

8. Citations (1)

9. Files and Curves (10)