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本帖最后由 细胞海洋 于 2010-6-28 11:09 编辑 6 J& J: G% e( o6 Y0 l
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Proteomics in Practice) o" o9 N2 Y9 g1 m, ]6 w0 Q( h
A Guide to Successful Experimental Design
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Abbreviations, Symbols, Units XV% N0 G! Z- R- ~9 N! i+ l5 L
Introduction 1
6 M/ D- ]$ J) I& r& C1 History 1
; Z3 ?' n8 ]9 A! z0 Z" B2 Critical Points 8
2 t4 P+ b; l: O1 ^- c* [2.1 Challenges of the Protein Samples 87 D8 y9 B! k' z6 I/ b! d. w. [; E
2.1 Challenges of the Analysis Systems 119 G1 h1 @ p$ X3 q* L
3 Proteomics Strategies 12
' r. d- j' w2 I/ [/ X3.1 Proteome Mapping 12
( Z; L7 M. ?8 ~) J P3.2 Differential Analysis 12' H2 @+ Y, ]4 F, M n0 F/ J
3.3 Time Point Experiments 13
1 E7 d/ f' J) X3 R5 e" l- b3.4 Verification of Targets or Biomarkers 13: Z/ M4 u2 F$ S6 @5 b
3.5 Integration of Results into Biological Context 13
( E. E& D8 J# y9 M3 q3.6 Systems Biology 130 m, a1 T+ u- c" ~
4 Concept of Experimental Planning 14
1 x* `' k7 d d, q4.1 Biological Replicates 14
* e- ]# b% e( {- I* _4.2 Pooling of Samples: Yes or No? 14
6 @. K+ Y, T+ r5 [/ i j3 N$ w4.3 Pre-fractionation of Samples: Yes or No? 14; r2 z7 E+ l. k y
4.4 Which is the Best Workflow to Start With? 15
3 x2 w' `6 s1 W/ M6 u8 b( RPart I: Proteomics Technology8 ~, _2 x w" T7 ]
1 Electrophoretic Techniques 19
% ^% ^3 A' C0 d0 {3 v1.1 The Principle of Electrophoresis and Some Methodological
; j6 @3 {) Z. z+ OBackground 196 A2 k A r' o: b4 i% J' O! ~
1.1.1 Free Flow Electrophoretic Methods 20
, N! r* L; @7 q, j: y1.1.2 Gels for Electrophoretic Techniques 218 C8 P i" U/ |, M! _( ], r
1.1.3 Electroendosmosis Effects 21
4 H+ l3 @- z' H* |) m: X6 P1.2 Polyacrylamide Gel Electrophoresis 221 G# M& Z i8 b5 |1 A6 z3 D
% \$ q& j3 G6 y- l/ o1.2.1 The Polyacrylamide Gel 22& W' V: {3 _% A3 o
1.2.2 SDS Polyacrylamide Gel Electrophoresis 27
' W! ]6 G- Z! r8 F1 H2 g1 a6 U8 O1.2.3 Blue Native Electrophoresis 327 N' V8 n# y7 I9 P' x
1.2.4 Cationic Detergent Electrophoresis 34
) c' x3 k. y& r% [$ X1.3 Blotting 35
$ q* W9 L3 ]7 ]! y, i1.3.1 Electrophoretic Transfer 36
) ^" y+ n i: J( @+ `1.3.2 Protein Detection on the Membrane 36
# K( C4 f: t( K5 m4 N1.4 Isoelectric Focusing 388 F: Z1 c2 ?$ C5 Y1 _8 }& p
1.4.1 Theoretical Background 39' \6 L0 B, T9 ?" c
1.4.2 Preparation of IEF Gels 446 x0 W, Z8 N7 W0 N0 R
1.4.3 Isoelectric Focusing in Proteomics 45( e) \" D4 `' U! f4 G) D! k
1.5 Two-dimensional Electrophoresis 53
+ c. T/ j- d8 U1.5.1 Sample Preparation 53
* ` U/ v" r" Y" |1.5.2 Pre-labeling of Proteins for Difference Gel Electrophoresis 68
7 Q6 V, {* F( S' k" Y; v1.5.3 First Dimension: Isoelectric Focusing in IPG Strips 77) }' X* S& u: |1 x. }1 v
1.5.4 Second Dimension: SDS Electrophoresis 1009 ~% a& C' ]$ _7 [& I8 D
1.5.5 Detection of Protein Spots 119
- T3 d3 |& h3 ]' O& S( H- L% Y1.6 Image Analysis 125
* v5 M9 ~# B+ R2 r; Y. c1.6.1 Image Acquisition 125* X& W s; R0 N: Y& E" D& b6 _
1.6.2 Image Analysis and Evaluation 129
2 ~, L! e" Q* e- D1.6.3 Use of 2-D Electrophoresis Data 137
7 ?' T, m3 l) k1.7 Spot Handling 1377 q5 t- m( r3 z4 _/ ~) p8 _9 W
1.7.1 Spot Picking 139) u K7 u& a6 p5 t- M
1.7.2 Protein Cleavage 141- \" [& X! K/ |# x" j) c# r
Liquid Chromatography Techniques 151
5 B6 o' E: Y3 i* o+ l2.1 Basic Principles of Important Liquid Chromatography4 o0 [5 e- N9 X- ~
Techniques 151' e& p8 \9 [* W* _# ^/ z, j/ e# X
2.1.1 Ion Exchange Chromatography 153, V; d' _) m9 e3 ?) G+ N1 f
2.1.2 Reversed Phase Chromatography 162+ O$ z* d7 T; @# H* {: @
2.1.3 Affinity Chromatography 167# g+ E! Z) Z0 y% q9 C
2.1.4 Gel Filtration 172
+ ?; ^8 C" c6 P; O2.2 Strategic Approach and General Applicability 174
9 I* T7 G- l! z8 k2.3 Liquid Chromatography Techniques and Applications in Proteome
4 u$ w! V0 F, }* b1 lAnalysis 176
1 t6 \. K: y# L* t0 p8 h2.3.1 Peptide Separation 176
6 O/ ?: q9 c" q2.3.2 2DLC Peptide Separation 179- N2 V8 Q9 U. p# D6 M% h; x" U
2.3.3 Affinity Chromatography and LC-MS/MS 187
- w9 `: o6 {& @/ V; q& p2.3.4 Protein Pre-fractionation 189
. B& e4 ^, ^) |8 E2.4 Practical Considerations and Application of LC-based Protein
' |. ~$ e" m# W5 H6 sPre-fractionation 194
& E+ s4 O& ]+ ]+ S, B2.4.1 Sample Extraction and Preparation 196# y& Q- L9 e" V. v, h1 }3 \
2.4.2 Experimental Setup 197
2 O% H& ]7 ]7 N. \7 P& d2.4.3 Ion Exchange Chromatography and$ \2 F D* B) z7 |' g0 `
Protein Pre-fractionation 198- t1 A7 S2 ~- w8 B1 }
Contents3 C/ q/ k8 C6 D# O
2.4.4 Reversed Phase Chromatography and
`+ c# w' R3 b7 x2 NProtein Pre-fractionation 205# H9 R* Z/ ?9 F2 ^
2.4.5 Fraction Size and Number of Fractions 210
( V$ R$ e( V; K1 l2.5 Critical Review and Outlook 2110 i! p: G- C& I: e6 \
3 Mass Spectrometry 215
% |! `; N1 v! d# {% } h' S5 T3.1 Ionization 218 x( g+ o! E; w# J, _6 Z0 s9 \ F
3.1.1 Matrix Assisted Laser Desorption Ionization 218. r2 R- Q9 u5 Y* o9 P& O% D
3.1.2 Electrospray Ionization 2220 H1 s3 m# }4 x/ y- p& g
3.2 Ion Separation 2251 K" @; |% w6 c/ M9 t
3.2.1 Time-of-Flight Analyzer 225
% B+ t3 R$ E+ P: V8 w$ u3.2.2 Triple Quadrupole Analyzer 227! p8 t! T1 w S$ D5 Y5 ~
3.2.3 Quadrupole Ion Trap 228$ i! O! l7 N/ k3 z
3.2.4 Quadrupole Time-of-Flight 230
; c/ T: ]) s' K4 R4 |1 [' X3.2.5 Hybrid Triple Quadrupole Linear Ion Trap 2315 P5 z; s2 \+ C( D/ f, ]" i9 Q
3.2.6 TOF/TOF Analyzer 231
$ L1 l( s" t9 O* n# u1 h3.2.7 Fourier Transform Ion Cyclotron 232% t+ p7 m t/ y
3.2.8 Orbitrap 233
3 V m1 s* [# T# |$ Y3.3 Generating MS Data for Protein Identification 233
3 [' ` h8 }9 n2 _3.3.1 Peptide Mass Fingerprint 234
% C @( b7 X% p3 N5 T4 `4 ?2 K3.3.2 Peptide Mass Fingerprint Combined With Composition
9 l, c) _9 l3 t0 M: D" u$ XInformation 237
0 e, l; F& _* u! H- f8 \* n3.3.3 Peptide Mass Fingerprint Combined With Partial Sequence6 M# A+ r' s1 R& G* \( F
Information 238
; X* p9 C4 F$ U) R: n; j3.3.4 Tandem Mass Spectrometry 242
. t" r* v' R8 P( ^ M! o# v3.4 Protein Characterization 258
3 h; c3 J/ ^9 `6 O3.4.1 Phosphorylation Analysis 2593 h/ M; `0 o% K3 a# g
3.4.2 Affinity Chromatography 260( K! K! h/ e- v4 T6 ~( r
3.4.3 Chemical Derivatization 261: D0 W! z1 d; [/ {" x
3.4.4 Glycosylation 263
1 F9 V6 w! t; i8 w" v3.5 Protein Quantification Using Mass Spectrometry 264
0 y3 c; A: Q; ~+ g) T3.5.1 Stable Isotope Labeling Approaches 264: G% I* I `) U% z6 M/ \
3.5.2 Isotope-coded Affinity Tags 265: y: R* h$ K0 W. j" ^
3.5.3 Stable Isotope Labeling with Amino Acids in Cell Culture 266
5 |5 D# W% W$ _3.5.4 AQUA 267' z& Y& A1 n# s- J' i
3.5.5 iTRAQ 267; D0 A3 U: z8 S8 {
3.5.6 Non-labeling Software Approaches 268
$ N# F; U2 o- V3 y3.6 MS Strategies 271: F+ K! ?$ Y2 r+ L$ `* V2 b4 W: l
3.6.1 Bottom up Approach 271
. N& O5 E: {: {1 T$ }. g9 [+ y% X3.6.2 Top down Approach 272
( r' I' g4 l0 o- A( g# M4 Functional Proteomics: Studies of Protein–Protein Interactions 273* |% B- C; v# M8 i
4.1 Non-immunological Methods 273
, i- M9 p/ c5 \8 T( \ |3 |4.1.1 Separation of Intact Multi-protein Complexes 273
1 L$ F K/ T3 M4.1.2 Probing with Interaction Partners 273
, L. u7 ?9 f; o( S4.1.3 Surface Plasmon Resonance 274
" t d( `0 @5 ]& G' U/ `$ R4.2 Antibody-based Techniques 275
# g: S( X( t3 s \. i- J4 l4.2.1 Western Blotting and Dot Blots 2752 A3 s" F1 |3 V% Z7 e' ^8 Q
4.2.2 Protein Microarrays 2761 A; K8 G; q( v u7 c7 s; G
Part II: Practical Manual of Proteome Analysis 279
* c: J- Y* C5 i% `" n, dEquipment, Consumables, Reagents 281
: K3 {% E/ g1 v+ B: p4 k' ~: z W& sStep 1: Sample Preparation 287
. b/ }0 `. W- d" |/ [% KStep 2: Fluorescence Difference Gel Electrophoresis 299$ \" A1 W2 E. V6 G$ r
Step 3: Isoelectric Focusing 309
6 ^& p! U8 K C TStep 4: SDS Polyacrylamide Gel Electrophoresis 323
) e3 U9 J# ~ @& ?, E, ? ^ QStep 5: Scanning of Gels Containing Pre-labeled Proteins 357
* P- s8 o# g) I+ g% }8 R. G3 }7 y1 FStep 6: Staining of Gels 361& J5 O- m3 M/ ?0 r2 l0 w( F2 ~' Q
Step 7: Image Analysis and Evaluation of DIGE Gels 373) T' X- r5 `* d- R9 T5 b1 S& _. R# ~3 P0 y
Step 8: Spot Excision 383( C7 N$ i" M2 h, f5 ^
Step 9: Sample Destaining 3870 [5 [/ T- b. g/ c$ [' @* y+ h# s
Step 10: Protein Digestion 389
- T2 U( U+ e! m( W3 PStep 11: Microscale Desalting and Concentrating of Sample 393; B1 u. _$ U1 _" h8 m! B. e* b
Step 12: Chemical Derivatization of the Peptide Digest 397* j: G4 _- e) d6 q
Step 13: MS Analysis 3999 m% j5 x$ b- T/ I( f
Step 14: Calibration of MALDI-ToF MS 403/ z2 D# g' q$ A
Step 15: Preparing for a Database Search 407; {7 \, P0 T. _% E
Part III: Trouble Shooting 411
/ i! Q/ d: e. v9 k- @0 Q1 Two-dimensional Electrophoresis 413 `$ G$ S4 `% Q- y k
1.1 Sample Preparation 413! e3 Z' x* @: z! l0 n* D9 [6 V
1.2 Isoelectric focusing in IGPG strips 414
. V' A f* @% q, ^, r% ?7 @1.3 SDS PAGE 4163 M5 Q. |0 D" c" X: M! @$ ^7 d; p
1.4 Staining 417
( W' O* N" Z) d- U1 K5 I2 A9 c1.5 DIGE Fluorescence Labeling 418
4 t& |! ^$ @2 J1.6 Results in 2-D Electrophoresis 421; O( M5 r+ O, O
2 Mass Spectrometry 429
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