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Solution structure of MBD4 methyl-cytosine binding domain bound to methylated DNA
Authors
Williams, D.C., Walavalkar, N.M.
Assembly
MBD4 methyl-cytosine binding domain bound to methylated DNA
Entity
1. MBD4mbd (polymer, Thiol state: all free), 71 monomers, 8074.127 Da Detail

GSTECRKSVP CGWERVVKQR LFGKTAGRFD VYFISPQGLK FRSKSSLANY LHKNGETSLK PEDFDFTVLS K


2. DNAfor (polymer, Thiol state: not present), 10 monomers, 3138.002 Da Detail

GGATXGGCTC


3. DNArev (polymer, Thiol state: not present), 10 monomers, 3106.992 Da Detail

GAGCXGATCC


Total weight
14319.121 Da
Max. entity weight
8074.127 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 76.9 %, Completeness: 72.0 %, Completeness (bb): 73.6 % Detail

Polymer type: polypeptide(L) polydeoxyribonucleotide

Total1H13C15N
All72.0 % (742 of 1031)61.0 % (381 of 625)87.4 % (291 of 333)95.9 % (70 of 73)
Backbone73.6 % (402 of 546)50.6 % (137 of 271)96.6 % (200 of 207)95.6 % (65 of 68)
Sidechain72.4 % (398 of 550)67.8 % (240 of 354)80.1 % (153 of 191)100.0 % (5 of 5)
Aromatic34.4 % (44 of 128)30.5 % (25 of 82)40.0 % (18 of 45)100.0 % (1 of 1)
Methyl79.4 % (50 of 63)75.8 % (25 of 33)83.3 % (25 of 30)

1. MBD4mbd

GSTECRKSVP CGWERVVKQR LFGKTAGRFD VYFISPQGLK FRSKSSLANY LHKNGETSLK PEDFDFTVLS K

2. DNAfor

GGATXGGCTC

3. DNArev

GAGCXGATCC

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
1MBD4mbd[U-99% 13C; U-99% 15N]0.2 ~ 1.0 mM
2DNAfornatural abundance0.2 ~ 1.0 mM
3DNArevnatural abundance0.2 ~ 1.0 mM
4Na2PO4natural abundance10 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
5MBD4mbd[U-13C; U-15N; U-2H]0.2 ~ 1.0 mM
6DNAfornatural abundance0.2 ~ 1.0 mM
7DNArevnatural abundance0.2 ~ 1.0 mM
8Pf1 phagenatural abundance12 mg/mL
9Na2PO4natural abundance10 mM

Chem. Shift Complete2
Sequence coverage: 22.0 %, Completeness: 43.8 %, Completeness (bb): 44.5 % Detail

Polymer type: polypeptide(L) polydeoxyribonucleotide

Total1H13C15N
All43.8 % (904 of 2062)38.5 % (481 of 1250)51.4 % (342 of 666)55.5 % (81 of 146)
Backbone44.5 % (486 of 1092)32.7 % (177 of 542)56.5 % (234 of 414)55.1 % (75 of 136)
Sidechain44.3 % (487 of 1100)42.4 % (300 of 708)47.4 % (181 of 382)60.0 % (6 of 10)
Aromatic27.0 % (69 of 256)27.4 % (45 of 164)25.6 % (23 of 90)50.0 % (1 of 2)
Methyl49.2 % (62 of 126)48.5 % (32 of 66)50.0 % (30 of 60)

1. MBD4mbd

GSTECRKSVP CGWERVVKQR LFGKTAGRFD VYFISPQGLK FRSKSSLANY LHKNGETSLK PEDFDFTVLS K

2. DNAfor

GGATXGGCTC

3. DNArev

GAGCXGATCC

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
1MBD4mbd[U-99% 13C; U-99% 15N]0.2 ~ 1.0 mM
2DNAfornatural abundance0.2 ~ 1.0 mM
3DNArevnatural abundance0.2 ~ 1.0 mM
4Na2PO4natural abundance10 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
5MBD4mbd[U-13C; U-15N; U-2H]0.2 ~ 1.0 mM
6DNAfornatural abundance0.2 ~ 1.0 mM
7DNArevnatural abundance0.2 ~ 1.0 mM
8Pf1 phagenatural abundance12 mg/mL
9Na2PO4natural abundance10 mM

Chem. Shift Complete3
Sequence coverage: 18.7 %, Completeness: 33.1 %, Completeness (bb): 33.7 % Detail

Polymer type: polypeptide(L) polydeoxyribonucleotide

Total1H13C15N
All33.1 % (1024 of 3093)29.8 % (559 of 1875)37.4 % (374 of 999)41.6 % (91 of 219)
Backbone33.7 % (552 of 1638)26.1 % (212 of 813)41.2 % (256 of 621)41.2 % (84 of 204)
Sidechain33.3 % (549 of 1650)32.3 % (343 of 1062)34.7 % (199 of 573)46.7 % (7 of 15)
Aromatic20.8 % (80 of 384)22.8 % (56 of 246)17.0 % (23 of 135)33.3 % (1 of 3)
Methyl35.4 % (67 of 189)34.3 % (34 of 99)36.7 % (33 of 90)

1. MBD4mbd

GSTECRKSVP CGWERVVKQR LFGKTAGRFD VYFISPQGLK FRSKSSLANY LHKNGETSLK PEDFDFTVLS K

2. DNAfor

GGATXGGCTC

3. DNArev

GAGCXGATCC

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
1MBD4mbd[U-99% 13C; U-99% 15N]0.2 ~ 1.0 mM
2DNAfornatural abundance0.2 ~ 1.0 mM
3DNArevnatural abundance0.2 ~ 1.0 mM
4Na2PO4natural abundance10 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
5MBD4mbd[U-13C; U-15N; U-2H]0.2 ~ 1.0 mM
6DNAfornatural abundance0.2 ~ 1.0 mM
7DNArevnatural abundance0.2 ~ 1.0 mM
8Pf1 phagenatural abundance12 mg/mL
9Na2PO4natural abundance10 mM

LACS Plot; CA
Referencing offset: -0.08 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: -0.08 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: -0.07 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.21 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2MOE, Strand ID: A Detail


Release date
2014-09-04
Citation
Solution structure and intramolecular exchange of methyl-cytosine binding domain protein 4 (MBD4) on DNA suggests a mechanism to scan for mCpG/TpG mismatches
Walavalkar, N.M., Cramer, J.M., Buchwald, W.A., Scarsdale, N., Williams, D.C.
Nucleic Acids Res. (2014), 42, 11218-11232, PubMed 25183517 , DOI 10.1093/nar/gku782 ,
Related entities 1. MBD4mbd, : 1 : 4 : 55 entities Detail
Experiments performed 13 experiments Detail
NMR combined restraints 6 contents Detail
Keywords PROTEIN/DNA, Methylated DNA