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Solution structure of Plasmodium falciparum SR1-RRM1 in complex with ACAUCA RNA
Authors
Ganguly, A.K., Verma, G., Bhavesh, N.
Assembly
Plasmodium falciparum SR1-RRM1 in complex with ACAUCA RNA
Entity
1. PfSR1-RRM1 (polymer, Thiol state: all free), 89 monomers, 9981.065 Da Detail

GSHMVIRESV SRIYVGNLPS HVSSRDVENE FRKYGNILKC DVKKTVSGAA FAFIEFEDAR DAADAIKEKD GCDFEGNKLR VEVPFNARE


2. RNA (5'-R(*AP*CP*AP*UP*CP*A)-3') (polymer), 6 monomers, 1922.162 Da Detail

ACAUCA


Total weight
11903.228 Da
Max. entity weight
9981.065 Da
Source organism
Plasmodium falciparum
Exptl. method
solution NMR
Refine. method
DGSA-distance geometry simulated annealing, simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 92.6 %, Completeness: 71.4 %, Completeness (bb): 86.6 % Detail

Polymer type: polypeptide(L) polyribonucleotide

Total1H13C15N
All71.4 % (796 of 1115)60.4 % (353 of 584)81.7 % (358 of 438)91.4 % (85 of 93)
Backbone86.6 % (516 of 596)81.2 % (177 of 218)87.3 % (254 of 291)97.7 % (85 of 87)
Sidechain60.1 % (362 of 602)48.1 % (176 of 366)80.9 % (186 of 230) 0.0 % (0 of 6)
Aromatic29.1 % (32 of 110)27.3 % (15 of 55)31.5 % (17 of 54) 0.0 % (0 of 1)
Methyl58.1 % (50 of 86)20.9 % (9 of 43)95.3 % (41 of 43)

1. PfSR1-RRM1

GSHMVIRESV SRIYVGNLPS HVSSRDVENE FRKYGNILKC DVKKTVSGAA FAFIEFEDAR DAADAIKEKD GCDFEGNKLR VEVPFNARE

2. RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')

ACAUCA

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 5.9


#NameIsotope labelingTypeConcentration
1PfSR1-RRM1[U-100% 13C; U-100% 15N]0.5 ~ 1.0 mM
2RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')natural abundance0.5 ~ 1.0 mM
3sodium phosphatenatural abundance25 mM
4sodium chloridenatural abundance100 mM
5TCEPnatural abundance3 mM
6H2Onatural abundance90 %
7D2Onatural abundance10 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 5.9


#NameIsotope labelingTypeConcentration
8PfSR1-RRM1[U-100% 13C; U-100% 15N]0.5 ~ 1.0 mM
9RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')natural abundance0.5 ~ 1.0 mM
10sodium phosphatenatural abundance25 mM
11sodium chloridenatural abundance100 mM
12TCEPnatural abundance3 mM
13D2Onatural abundance100 %

Chem. Shift Complete2
Sequence coverage: 27.4 %, Completeness: 45.0 %, Completeness (bb): 55.3 % Detail

Polymer type: polypeptide(L) polyribonucleotide

Total1H13C15N
All45.0 % (1003 of 2230)39.3 % (459 of 1168)50.0 % (438 of 876)57.0 % (106 of 186)
Backbone55.3 % (659 of 1192)55.5 % (242 of 436)53.6 % (312 of 582)60.3 % (105 of 174)
Sidechain36.2 % (436 of 1204)29.6 % (217 of 732)47.4 % (218 of 460) 8.3 % (1 of 12)
Aromatic25.5 % (56 of 220)24.5 % (27 of 110)26.9 % (29 of 108) 0.0 % (0 of 2)
Methyl33.1 % (57 of 172)15.1 % (13 of 86)51.2 % (44 of 86)

1. PfSR1-RRM1

GSHMVIRESV SRIYVGNLPS HVSSRDVENE FRKYGNILKC DVKKTVSGAA FAFIEFEDAR DAADAIKEKD GCDFEGNKLR VEVPFNARE

2. RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')

ACAUCA

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 5.9


#NameIsotope labelingTypeConcentration
1PfSR1-RRM1[U-100% 13C; U-100% 15N]0.5 ~ 1.0 mM
2RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')natural abundance0.5 ~ 1.0 mM
3sodium phosphatenatural abundance25 mM
4sodium chloridenatural abundance100 mM
5TCEPnatural abundance3 mM
6H2Onatural abundance90 %
7D2Onatural abundance10 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 5.9


#NameIsotope labelingTypeConcentration
8PfSR1-RRM1[U-100% 13C; U-100% 15N]0.5 ~ 1.0 mM
9RNA (5'-R(*AP*CP*AP*UP*CP*A)-3')natural abundance0.5 ~ 1.0 mM
10sodium phosphatenatural abundance25 mM
11sodium chloridenatural abundance100 mM
12TCEPnatural abundance3 mM
13D2Onatural abundance100 %

LACS Plot; CA
Referencing offset: -0.1 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.1 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: 0.06 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.3 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2N7C, Strand ID: A Detail


Release date
2015-10-08
Citation
The N-terminal RNA Recognition Motif of PfSR1 Confers Semi-specificity for Pyrimidines during RNA Recognition
Ganguly, A.K., Verma, G., Bhavesh, N.
J. Mol. Biol. (2018), PubMed 30500338 , DOI 10.1016/j.jmb.2018.11.020 ,
Entries sharing articles BMRB: 2 entries Detail
  BMRB: 25650 released on 2016-07-17
    Title Solution structure of RNA recognition motif-1 of Plasmodium falciparum serine/arginine-rich protein 1.
  BMRB: 25779 released on 2015-08-27
    Title Partial 1H, 13C and 15N backbone resonance assignments for the carboxy-terminal RNA recognition motif of Plasmodium falciparum Ser/Arg-rich protein 1
Related entities 1. PfSR1-RRM1, : 1 : 1 : 1 : 310 entities Detail
Experiments performed 17 experiments Detail
NMR combined restraints 8 contents Detail
Keywords Alternative splicing, Plasmodium falciparum, Protein-RNA complex, Serine/Arginine rich protein