根拠: mass spectrometry, peptide crosslinking was quantified by MS, cross-linking, pilin sortase mediated isopeptide bond formed between peptide and SpaA domain, assay for oligomerization, peptide ...根拠: mass spectrometry, peptide crosslinking was quantified by MS, cross-linking, pilin sortase mediated isopeptide bond formed between peptide and SpaA domain, assay for oligomerization, peptide crosslinking was quantified by SDS-PAGE and HPLC
3D (F1) 13C,15N-filtered (F2) 15N-edited NOESY-HSQC
1
3
1
isotropic
1
2D 1H-15N HSQC
2
4
2
isotropic
1
2D 1H-13C HSQC
2
5
2
isotropic
1
2D 1H-13C HSQC aromatic
1
6
1
isotropic
1
3D HN(CA)CB
1
7
1
isotropic
1
1H-15N heteronoe
1
8
1
isotropic
1
3DCBCA(CO)NH
1
9
1
isotropic
1
T2/R2relaxation
1
10
1
isotropic
1
T1/R1relaxation
1
11
1
isotropic
1
3DHN(CA)CO
1
12
1
isotropic
1
3D HNCA
1
13
1
isotropic
1
3D HNCO
2
14
2
isotropic
1
3D (H)CCH-COSY
1
17
1
isotropic
1
3D HNHA
1
18
1
isotropic
2
3DHBHA(CO)NH
1
19
1
isotropic
2
3D 1H-15N TOCSY
1
20
1
isotropic
1
3DH(CCO)NH
2
21
2
isotropic
1
2D (F1,F2) 13C-filtered NOESY
2
22
2
isotropic
1
2D (F1) 13C,15N-filtered TOCSY
2
24
2
isotropic
1
3D 13C-separated NOESY aliphatic D2O
1
23
2
isotropic
1
3D (F1) 13C,15N-filtered (F2) 13C-edited NOESY-HSQC
1
25
2
isotropic
1
3D 13C-separated NOESY aromatic D2O
1
26
1
isotropic
1
3D 13C-separated NOESY aliphatic H2O
-
試料調製
詳細
タイプ
Solution-ID
内容
Label
溶媒系
solution
1
1.2 mM [U-13C; U-15N] SpaA backbone pilin for protein, 1.2 mM SpaA sorting signal for peptide, 50 mM NaH2PO4, 100 mM NaCl, 0.01 % NaN3, 92% H2O, 8% D2O
NSpaA-signal peptide (H2O)
92% H2O, 8% D2O
solution
2
1.2 mM [U-13C; U-15N] SpaA backbone pilin for protein, 1.2 mM SpaA sorting signal for peptide, 50 mM NaH2PO4, 100 mM NaCl, 0.01 % NaN3, 100% D2O
手法: simulated annealing / ソフトェア番号: 1 詳細: NOE restraints refined in XIPP, structures were calculated with a simulated annealing protocol using XPLOR-NIH
代表構造
選択基準: closest to the average
NMRアンサンブル
コンフォーマー選択の基準: structures with the lowest energy 計算したコンフォーマーの数: 200 / 登録したコンフォーマーの数: 20