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Solution structure of the core SMN-Gemin2 complex
Authors
Sarachan, K.L., Valentine, K., Gupta, K., Moorman, V., Gledhill, J., Bernens, M., Tommos, C., Wand, A.JOSHUA., Van Duyne, G.
Assembly
SMN-Gemin2 complex
Entity
1. gemin2 (polymer, Thiol state: all free), 189 monomers, 21586.21 Da Detail

GYSPTLQWQQ QQVAQFSTVR QNVNKHRSHW KSQQLDSNVT MPKSEDEEGW KKFCLGEKLC ADGAVGPATN ESPGIDYVQI GFPPLLSIVS RMNQATVTSV LEYLSNWFGE RDFTPELGRW LYALLACLEK PLLPEAHSLI RQLARRCSEV RLLVDSKDDE RVPALNLLIC LVSRYFDQRD LADEPSLEY


2. smn (polymer, Thiol state: not present), 26 monomers, 2860.046 Da Detail

GQSDDSDIWD DTALIKAYDK AVASFK


Total weight
24446.258 Da
Max. entity weight
21586.21 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 99.5 %, Completeness: 90.3 %, Completeness (bb): 95.3 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All90.3 % (2281 of 2527)88.9 % (1170 of 1316)92.0 % (902 of 980)90.5 % (209 of 231)
Backbone95.3 % (1208 of 1268)94.9 % (407 of 429)95.0 % (603 of 635)97.1 % (198 of 204)
Sidechain86.6 % (1268 of 1464)86.0 % (763 of 887)89.8 % (494 of 550)40.7 % (11 of 27)
Aromatic71.0 % (149 of 210)72.4 % (76 of 105)67.7 % (67 of 99)100.0 % (6 of 6)
Methyl98.7 % (231 of 234)98.3 % (115 of 117)99.1 % (116 of 117)

1. gemin2

GYSPTLQWQQ QQVAQFSTVR QNVNKHRSHW KSQQLDSNVT MPKSEDEEGW KKFCLGEKLC ADGAVGPATN ESPGIDYVQI GFPPLLSIVS RMNQATVTSV LEYLSNWFGE RDFTPELGRW LYALLACLEK PLLPEAHSLI RQLARRCSEV RLLVDSKDDE RVPALNLLIC LVSRYFDQRD LADEPSLEY

2. smn

GQSDDSDIWD DTALIKAYDK AVASFK

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
1gemin2[U-99% 13C; U-99% 15N]1.0 mM
2smn[U-99% 13C; U-99% 15N]1.0 mM
3sodium chloridenatural abundance50 mM
4DTTnatural abundance50 mM
5EDTAnatural abundance50 uM
6sodium azidenatural abundance200 nM
7sodium phosphatenatural abundance34.25 mM
8potassium phosphatenatural abundance15.75 mM
9H2Onatural abundance95 %
10D2Onatural abundance5 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
11gemin2[U-99% 13C; U-99% 15N]1.0 mM
12smn[U-99% 13C; U-99% 15N]1.0 mM
13sodium chloridenatural abundance50 mM
14DTT[U-98% 2H]50 mM
15EDTAnatural abundance50 uM
16sodium azidenatural abundance200 nM
17sodium phosphatenatural abundance34.25 mM
18potassium phosphatenatural abundance15.75 mM
19D2Onatural abundance100 %
Sample #3

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
20gemin2[U-10% 13C; U-99% 15N]1.0 mM
21smn[U-10% 13C; U-99% 15N]1.0 mM
22sodium chloridenatural abundance50 mM
23DTTnatural abundance50 mM
24EDTAnatural abundance50 uM
25sodium azidenatural abundance200 nM
26sodium phosphatenatural abundance34.25 mM
27potassium phosphatenatural abundance15.75 mM
28H2Onatural abundance95 %
29D2Onatural abundance5 %
Sample #4

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
30gemin2[U-98% 15N]-Leu1.0 mM
31smnnatural abundance1.0 mM
32sodium chloridenatural abundance50 mM
33DTTnatural abundance50 mM
34EDTAnatural abundance50 uM
35sodium azidenatural abundance200 nM
36sodium phosphatenatural abundance34.25 mM
37potassium phosphatenatural abundance15.75 mM
38H2Onatural abundance95 %
39D2Onatural abundance5 %
Sample #5

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
40gemin2natural abundance1.0 mM
41smn[U-99% 15N]1.0 mM
42sodium chloridenatural abundance50 mM
43DTTnatural abundance50 mM
44EDTAnatural abundance50 uM
45sodium azidenatural abundance200 nM
46sodium phosphatenatural abundance34.25 mM
47potassium phosphatenatural abundance15.75 mM
48H2Onatural abundance95 %
49D2Onatural abundance5 %
Sample #6

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298.15 K, pH 6.5


#NameIsotope labelingTypeConcentration
50gemin2[U-99% 15N]1.0 mM
51smn[U-99% 15N]1.0 mM
52sodium chloridenatural abundance50 mM
53DTTnatural abundance50 mM
54EDTAnatural abundance50 uM
55sodium azidenatural abundance200 nM
56sodium phosphatenatural abundance34.25 mM
57potassium phosphatenatural abundance15.75 mM
58bacteriophage Pf1 strain LP11-92natural abundance12 mg/mL
59H2Onatural abundance90 %
60D2Onatural abundance10 %

Protein Blocks Logo
Calculated from 32 models in PDB: 2LEH, Strand ID: A, B Detail


Release date
2012-06-04
Citation
Solution structure of the core SMN-Gemin2 complex
Sarachan, K.L., Valentine, K.G., Gupta, K., Moorman, V.R., Gledhill Jr, J.M., Bernens, M., Tommos, C., Wand, A., Van Duyne, G.D.
Biochem. J. (2012), 445, 361-370, PubMed 22607171 , DOI 10.1042/BJ20120241 ,
Related entities 1. gemin2, : 1 : 3 : 10 entities Detail
Related entities 2. smn, : 1 : 13 : 1 : 5 entities Detail
Interaction partners 1. gemin2, : 31 : 1 interactors Detail
Interaction partners 2. smn, : 160 : 1 interactors Detail
Experiments performed 20 experiments Detail
NMR combined restraints 6 contents Detail
Keywords Gemin2, SMN, snRNP assembly, Spinal Muscular Atrophy