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SOLUTION NMR STRUCTURE OF TUMOR SUPPRESSOR P16INK4A, 20 STRUCTURES
Authors
Yuan, C., Selby, T.L., Li, J., Byeon, I.J.L., Tsai, M.D.
Assembly
CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A)
Entity
1. CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A) (polymer, Thiol state: all free), 156 monomers, 16532.45 Da Detail

MEPAAGSSME PSADWLATAA ARGRVEEVRA LLEAGALPNA PNSYGRRPIQ VMMMGSARVA ELLLLHGAEP NCADPATLTR PVHDAAREGF LDTLVVLHRA GARLDVRDAW GRLPVDLAEE LGHRDVARYL RAAAGGTRGS NHARIDAAEG PSDIPD


Formula weight
16532.45 Da
Source organism
Homo sapiens
Exptl. method
NMR
Refine. method
SIMULATED ANNEALING
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 87.2 %, Completeness: 40.6 %, Completeness (bb): 56.2 % Detail

Polymer type: polypeptide(L)

Total13C
All40.6 % (264 of 650)40.6 % (264 of 650)
Backbone56.2 % (255 of 454)56.2 % (255 of 454)
Sidechain34.6 % (117 of 338)34.6 % (117 of 338)
Aromatic 0.0 % (0 of 33) 0.0 % (0 of 33)
Methyl33.0 % (31 of 94)33.0 % (31 of 94)

1. CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A)

MEPAAGSSME PSADWLATAA ARGRVEEVRA LLEAGALPNA PNSYGRRPIQ VMMMGSARVA ELLLLHGAEP NCADPATLTR PVHDAAREGF LDTLVVLHRA GARLDVRDAW GRLPVDLAEE LGHRDVARYL RAAAGGTRGS NHARIDAAEG PSDIPD

Sample #1

Pressure 1 atm, Temperature 293 K, pH 7.5


#NameIsotope labelingTypeConcentration
1CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A)[U-15N; U-13C]0.2 ~ 0.4 mM
2HEPES4 mM
3DTT1 mM
4EDTA5 uM
5H2O95 %
6D2O5 %
Sample #2

Pressure 1 atm, Temperature 293 K, pH 7.5


#NameIsotope labelingTypeConcentration
7CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A)[U-15N]0.2 ~ 0.4 mM
8HEPES4 mM
9DTT1 mM
10EDTA5 uM
11H2O95 %
12D2O5 %
Sample #3

Pressure 1 atm, Temperature 293 K, pH 7.5


#NameIsotope labelingTypeConcentration
13CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A)0.2 ~ 0.4 mM
14HEPES4 mM
15DTT1 mM
16EDTA5 uM
17H2O95 %
18D2O5 %

LACS Plot; CA
Referencing offset: -0.08 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.08 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 1DC2, Strand ID: A Detail


Release date
2001-03-07
Citation
Tumor suppressor INK4: refinement of p16INK4A structure and determination of p15INK4B structure by comparative modeling and NMR data
Yuan, C., Selby, T.L., Li, J., Byeon, I.J.L., Tsai, M.D.
Protein Sci. (2000), 9, 1120-1128, PubMed 10892805 , DOI 10.1110/ps.9.6.1120 ,
Entries sharing articles Swiss-Prot: 2 entries Detail
  Swiss-Prot: P42771 released on 1995-11-01
    Title CD2A1_HUMAN Entity Cyclin-dependent kinase inhibitor 2A, isoforms 1/2/3
  Swiss-Prot: P42772 released on 1995-11-01
    Title CDN2B_HUMAN Entity Cyclin-dependent kinase 4 inhibitor B
Related entities 1. CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A), : 1 : 5 : 1 : 100 entities Detail
Interaction partners 1. CYCLIN-DEPENDENT KINASE 4 INHIBITOR A (P16INK4A), : 47 interactors Detail
Experiments performed 6 experiments Detail
nullKeywords ANKYRIN REPEAT, HELIX-TURN-HELIX, HELIX BUNDLE