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The solution structure of the Lin28-ZnF domains bound to AGGAGAU of pre-let-7 miRNA
Authors
Allain, F.H.-T., Loughlin, F.E.
Assembly
Lin28-ZnF domains bound to AGGAGAU of pre-let-7 miRNA
Entity
1. Lin28-ZnF (polymer), 74 monomers, 8015.231 Da Detail

SSGLVPRGSH MPKGKSMQKR RSKGDRCYNC GGLDHHAKEC KLPPQPKKCH FCQSISHMVA SCPLKAQQGP SAQG


2. AGGAGAU (polymer, Thiol state: not present), 7 monomers, 2347.415 Da Detail

AGGAGAU


3. ZN (non-polymer), 65.409 Da
Total weight
10428.056 Da
Max. entity weight
8015.231 Da
Entity Connection
na 6 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1nasing1:CYS27:SG3:ZN1:ZN
2nasing1:CYS30:SG3:ZN1:ZN
3nasing1:CYS40:SG3:ZN1:ZN
4nasing1:CYS49:SG3:ZN1:ZN
5nasing1:CYS52:SG3:ZN1:ZN
6nasing1:CYS62:SG3:ZN1:ZN

Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
Simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 87.7 %, Completeness: 71.1 %, Completeness (bb): 64.3 % Detail

Polymer type: polypeptide(L) polyribonucleotide

Total1H13C15N
All71.1 % (673 of 947)81.9 % (417 of 509)53.6 % (193 of 360)80.8 % (63 of 78)
Backbone64.3 % (326 of 507)79.6 % (152 of 191)47.4 % (118 of 249)83.6 % (56 of 67)
Sidechain79.4 % (402 of 506)83.3 % (265 of 318)73.4 % (130 of 177)63.6 % (7 of 11)
Aromatic57.4 % (39 of 68)79.4 % (27 of 34)40.0 % (12 of 30) 0.0 % (0 of 4)
Methyl77.8 % (28 of 36)77.8 % (14 of 18)77.8 % (14 of 18)

1. Lin28-ZnF

SSGLVPRGSH MPKGKSMQKR RSKGDRCYNC GGLDHHAKEC KLPPQPKKCH FCQSISHMVA SCPLKAQQGP SAQG

2. AGGAGAU

AGGAGAU

Sample #1

Solvent system 90% H2O, 10% D2O, Pressure 1 atm, Temperature 303 K, pH 5.6, Details 10 mM sodium-acetate pH 5.6, 1.5 mM beta-mercaptoethanol, 0.15 mM ZnCl2


#NameIsotope labelingTypeConcentration
1sodium acetate[U-99% 2H]10 (±1.0) mM
2beta-mercaptoethanolnatural abundance1.5 (±0.2) mM
3ZnCl2natural abundance1.6 (±0.1) mM
4Lin28-ZnF[U-99% 13C; U-99% 15N]0.8 (±0.1) mM
5AGGAGAUnatural abundance0.8 (±0.1) mM
6H2Onatural abundance90 %
7D2Onatural abundance10 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 303 K, pH 5.6, Details 10 mM sodium-acetate pH 5.6, 1.5 mM beta-mercaptoethanol, 0.15 mM ZnCl2


#NameIsotope labelingTypeConcentration
8sodium acetate[U-99% 2H]10 (±1.0) mM
9beta-mercaptoethanolnatural abundance1.5 (±0.2) mM
10ZnCl2natural abundance1.6 (±0.1) mM
11Lin28-ZnF[U-99% 13C; U-99% 15N]0.8 (±0.1) mM
12AGGAGAUnatural abundance0.8 (±0.1) mM
13D2Onatural abundance100 %
Sample #3

Solvent system 90% H2O, 10% D2O, Pressure 1 atm, Temperature 303 K, pH 5.6, Details 10 mM sodium-acetate pH 5.6, 1.5 mM beta-mercaptoethanol, 0.15 mM ZnCl2


#NameIsotope labelingTypeConcentration
14sodium acetate[U-99% 2H]10 (±1.0) mM
15beta-mercaptoethanolnatural abundance1.5 (±0.2) mM
16ZnCl2natural abundance1.6 (±0.1) mM
17Lin28-ZnF[U-99% 15N]0.8 (±0.1) mM
18AGGAGAUnatural abundance0.8 (±0.1) mM
19H2Onatural abundance90 %
20D2Onatural abundance10 %
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 303 K, pH 5.6, Details 10 mM sodium-acetate pH 5.6, 1.5 mM beta-mercaptoethanol, 0.15 mM ZnCl2


#NameIsotope labelingTypeConcentration
21sodium acetate[U-99% 2H]10 (±1.0) mM
22beta-mercaptoethanolnatural abundance1.5 (±0.2) mM
23ZnCl2natural abundance1.6 (±0.1) mM
24Lin28-ZnF[U-10% 13C; U-99% 15N]0.8 (±0.1) mM
25AGGAGAUnatural abundance0.8 (±0.1) mM
26D2Onatural abundance100 %

LACS Plot; CA
Referencing offset: -0.2 ppm, Outliers: 3 Detail
LACS Plot; CB
Referencing offset: -0.2 ppm, Outliers: 3 Detail
LACS Plot; HA
Referencing offset: 0.01 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2LI8, Strand ID: A Detail


Release date
2011-12-07
Citation
Structural basis of pre-let-7 miRNA recognition by the zinc knuckles of pluripotency factor Lin28
Loughlin, F.E., Gebert, L.F.R., Towbin, H., Brunschweiger, A., Hall, J., Allain, F.
Nat. Struct. Mol. Biol. (2011), 19, 84-89, PubMed 22157959 , DOI 10.1038/nsmb.2202 ,
Related entities 1. Lin28-ZnF, : 1 : 2 : 30 entities Detail
Experiments performed 20 experiments Detail
NMR combined restraints 4 contents Detail
Keywords micro RNA, protein/RNA, zinc finger