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Solution structure of the C-clamp domain from human HDBP1 in complex with DNA
Authors
Duan, B., Xia, B.
Assembly
SLC2A4 regulator/DNA Complex
Entity
1. SLC2A4 regulator (polymer, Thiol state: all other bound), 33 monomers, 4022.729 Da Detail

GDAKKCRKVY GMERRDLWCT ACRWKKACQR FLD


2. DNA (5'-D(*TP*AP*TP*GP*CP*CP*GP*GP*GP*AP*C)-3') (polymer, Thiol state: not present), 11 monomers, 3437.182 Da Detail

TATGCCGGGA C


3. DNA (5'-D(*GP*TP*CP*CP*CP*GP*GP*CP*AP*TP*A)-3') (polymer, Thiol state: not present), 11 monomers, 3397.158 Da Detail

GTCCCGGCAT A


4. ZINC ION (non-polymer), 65.409 Da
Total weight
10922.479 Da
Max. entity weight
4022.729 Da
Entity Connection
metal coordination 4 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1metal coordinationsing1:CYS6:SG4:ZN1:ZN
2metal coordinationsing1:CYS19:SG4:ZN1:ZN
3metal coordinationsing1:CYS22:SG4:ZN1:ZN
4metal coordinationsing1:CYS28:SG4:ZN1:ZN

Source organism
Homo sapiens
Exptl. method
solution NMR
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 92.5 %, Completeness (bb): 89.5 % Detail

Polymer type: polypeptide(L) polydeoxyribonucleotide

Total1H13C15N
All92.5 % (583 of 630)96.3 % (419 of 435)80.5 % (124 of 154)97.6 % (40 of 41)
Backbone89.5 % (315 of 352)96.8 % (215 of 222)69.1 % (67 of 97)100.0 % (33 of 33)
Sidechain96.8 % (299 of 309)95.8 % (204 of 213)100.0 % (88 of 88)87.5 % (7 of 8)
Aromatic90.7 % (78 of 86)87.7 % (57 of 65)100.0 % (19 of 19)100.0 % (2 of 2)
Methyl100.0 % (24 of 24)100.0 % (14 of 14)100.0 % (10 of 10)

1. SLC2A4 regulator

GDAKKCRKVY GMERRDLWCT ACRWKKACQR FLD

2. DNA (5'-D(*TP*AP*TP*GP*CP*CP*GP*GP*GP*AP*C)-3')

TATGCCGGGA C

3. DNA (5'-D(*GP*TP*CP*CP*CP*GP*GP*CP*AP*TP*A)-3')

GTCCCGGCAT A

Sample

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298 K, pH 7, Details 0.5 mM [U-13C; U-15N] C-clamp, 0.5 mM HD5-DNA, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1C-clamp[U-13C; U-15N]protein0.5 (±0.01) mM
2HD5-DNA_1natural abundanceDNA0.5 (±0.01) mM
3HD5-DNA_2natural abundanceDNA0.5 (±0.01) mM
4sodium phosphatenatural abundancebuffer10 mM
5NaClnatural abundancesalt10 mM
6H2Onatural abundancesolvent95 %
7D2O[U-2H]solvent5 %

Release date
2021-12-19
Citation
Selective Nonmethylated CpG DNA Recognition Mechanism of Cysteine Clamp Domains
Duan, B., Fu, D., Zhang, C., Ding, P., Dong, X., Xia, B.
J. Am. Chem. Soc. (2021), 143, 7688-7697, PubMed 33983734 , DOI 10.1021/jacs.1c00599 ,
Related entities 1. SLC2A4 regulator, : 1 : 2 : 25 entities Detail
Experiments performed 11 experiments Detail
Chemical shift validation 6 contents Detail
Keywords C-clamp, DNA BINDING PROTEIN, unmethylated CpG binding, zinc finger