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本帖最后由 细胞海洋 于 2010-6-28 11:09 编辑 % d% A* j {" d; t/ G
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Proteomics in Practice p" `" E" K+ E$ y* z+ q" c
A Guide to Successful Experimental Design
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Abbreviations, Symbols, Units XV+ s" o# a4 d$ j$ [) t9 A
Introduction 1) J7 w9 v* H, d; R* _) c' J
1 History 1
* j3 a* }: I3 `' t# h+ S2 Critical Points 8
8 ~1 ?! {9 ^9 L* Z4 z4 f- L2.1 Challenges of the Protein Samples 8 K( _; d7 t: Q2 [
2.1 Challenges of the Analysis Systems 112 w3 }9 E% `0 l5 H! |+ N: {
3 Proteomics Strategies 12
& Z) V. ^% ~' @" O% R3.1 Proteome Mapping 12/ |: w( h' q; v+ }; a
3.2 Differential Analysis 12
# f- F8 H) i8 m E3.3 Time Point Experiments 135 ?9 m! o2 N; p0 l4 X
3.4 Verification of Targets or Biomarkers 13
6 j2 w/ V7 N# E/ g# B( h1 Y* `7 S3.5 Integration of Results into Biological Context 13, h$ h; @/ X* ]8 m R
3.6 Systems Biology 13
! D9 ~; k* Q* O |4 e) o! e6 m4 Concept of Experimental Planning 14
* C1 O1 m" p& U& i5 |4.1 Biological Replicates 149 ]2 m V3 V6 x, M) n- C: e
4.2 Pooling of Samples: Yes or No? 14
3 b5 N2 w3 U& z$ [9 J, g4.3 Pre-fractionation of Samples: Yes or No? 14* H# a# `0 T/ v
4.4 Which is the Best Workflow to Start With? 158 @. \2 v0 f8 C* }* P
Part I: Proteomics Technology
8 @3 _7 }5 Y: s7 g9 a1 Electrophoretic Techniques 199 \1 E2 e; ^# H
1.1 The Principle of Electrophoresis and Some Methodological
* T! U; F7 ^: T9 wBackground 199 S: F [5 t5 A( e+ s
1.1.1 Free Flow Electrophoretic Methods 20; D' E: j0 f5 |! P' l3 j
1.1.2 Gels for Electrophoretic Techniques 21
- K9 o z8 {/ F/ K& u' S1.1.3 Electroendosmosis Effects 21+ N6 Y- [) a3 L0 r8 d9 r( M* z
1.2 Polyacrylamide Gel Electrophoresis 22
# c* _ g% _- o" s0 J9 s# O
% F3 ~# }: q- Z; Q1.2.1 The Polyacrylamide Gel 22
& \$ G8 ^0 a) B1.2.2 SDS Polyacrylamide Gel Electrophoresis 27( h5 q0 }* Z$ v. |( }' [. Q
1.2.3 Blue Native Electrophoresis 320 B) u$ A5 B: J- X5 k; _2 C
1.2.4 Cationic Detergent Electrophoresis 34
+ c3 M4 j- R# B j1.3 Blotting 355 X& N" w7 }, ^. z0 p
1.3.1 Electrophoretic Transfer 36
" M. r/ q) D! a L$ }+ Y9 B1.3.2 Protein Detection on the Membrane 36; ?6 w$ j9 I9 s4 N4 D
1.4 Isoelectric Focusing 385 p: o6 L# o E* V. j
1.4.1 Theoretical Background 390 G: n+ b1 w" C$ m
1.4.2 Preparation of IEF Gels 44
" w2 W- y+ P' n3 B6 K1.4.3 Isoelectric Focusing in Proteomics 45
: s( I4 U' W5 q: F c* h1.5 Two-dimensional Electrophoresis 53
e1 M3 Q4 D* J! i+ m2 g1.5.1 Sample Preparation 53 n3 n* m8 ~8 ?" Q
1.5.2 Pre-labeling of Proteins for Difference Gel Electrophoresis 68- l2 ]9 J' K6 W, H( V) s( @- G" m, |' O
1.5.3 First Dimension: Isoelectric Focusing in IPG Strips 77
$ o8 p# u7 |9 o1.5.4 Second Dimension: SDS Electrophoresis 1009 q* U; w6 u/ A+ h1 l
1.5.5 Detection of Protein Spots 119% p2 T' S& q6 E
1.6 Image Analysis 125
. h" T4 x- I% A( W1.6.1 Image Acquisition 125% `# P" ~+ e& ?% _! I
1.6.2 Image Analysis and Evaluation 129
" C' E5 r5 z0 l) X1 j2 R/ X: E1.6.3 Use of 2-D Electrophoresis Data 1379 }. M( x6 u. H | b8 s4 f" r
1.7 Spot Handling 137
: S9 c9 @& |1 p" N+ J1.7.1 Spot Picking 1392 w b* R. d( [) }) _1 D% D9 t
1.7.2 Protein Cleavage 141/ v% t' Y9 f' L3 e/ s% k
Liquid Chromatography Techniques 151
3 J5 m( ?! d5 i, I2.1 Basic Principles of Important Liquid Chromatography
1 k' S' R$ |; l& v& dTechniques 151/ U i9 Q# R- S; H. X7 h
2.1.1 Ion Exchange Chromatography 153
* I3 _9 S1 o, ]. I& r2.1.2 Reversed Phase Chromatography 162
% y9 F7 {/ F" {6 z2.1.3 Affinity Chromatography 167
2 H9 f5 c; ^8 r( f) ~2 O+ d2.1.4 Gel Filtration 172
4 {, H$ n- R& q: j- L4 N2.2 Strategic Approach and General Applicability 174
6 F6 @9 w* G0 {# W4 g2.3 Liquid Chromatography Techniques and Applications in Proteome! ?) W* H$ p {* }9 c9 Z3 x4 \
Analysis 176
C; i( y0 n; V; N. o @ o2.3.1 Peptide Separation 176
" I# c; B' L: d0 P0 n0 E" P& |: A2.3.2 2DLC Peptide Separation 179
8 l( l: ^5 S4 M% e" d2.3.3 Affinity Chromatography and LC-MS/MS 187- C! P1 y1 m: G8 s# S
2.3.4 Protein Pre-fractionation 189
: m( m2 o7 J* Q2.4 Practical Considerations and Application of LC-based Protein
/ A# `" Z2 \3 h- }. U* wPre-fractionation 194) y: R. Q5 i9 F$ w( e
2.4.1 Sample Extraction and Preparation 196+ B, E% c" u( I% g$ N E, X
2.4.2 Experimental Setup 197$ o S) z: p; D
2.4.3 Ion Exchange Chromatography and
* x: `6 e8 K' X% L& Y" h6 b4 AProtein Pre-fractionation 198
* E' Q0 R0 s( M8 v2 I$ }Contents
0 V) M* y2 M7 H' _( N- o+ }2.4.4 Reversed Phase Chromatography and
2 I( s! ` V. S; F# K! iProtein Pre-fractionation 205$ Y! E3 A Q+ M. p1 J# d+ z0 R7 P
2.4.5 Fraction Size and Number of Fractions 2104 V* o$ b, o' g' {3 Q' h4 _/ X
2.5 Critical Review and Outlook 211
, A% V( e+ @8 _5 u/ b1 Q9 U3 Mass Spectrometry 215
& \2 R5 S; h; k, u$ I3.1 Ionization 218
* K! m$ V* q, ~$ U/ D% h2 L3.1.1 Matrix Assisted Laser Desorption Ionization 218
6 ?; R! L& f' r9 R3.1.2 Electrospray Ionization 222
`% n2 A/ C/ p( m" p$ ]' ~/ b( I3.2 Ion Separation 2256 t8 @$ A2 @9 ~- p/ r; t2 x
3.2.1 Time-of-Flight Analyzer 225
, B* c; z4 E0 L3.2.2 Triple Quadrupole Analyzer 227$ h* P0 h7 Q/ t, c
3.2.3 Quadrupole Ion Trap 228! H- W' a, ^8 W; I& N- v
3.2.4 Quadrupole Time-of-Flight 2301 I; {# `) F* w n, ~4 x
3.2.5 Hybrid Triple Quadrupole Linear Ion Trap 231
0 e/ ~2 U3 A2 y& A: b3.2.6 TOF/TOF Analyzer 231! B- x' H7 l. Q) M2 |$ H0 i, Z
3.2.7 Fourier Transform Ion Cyclotron 232 ]! Q7 n7 {/ ~" [% X B- X
3.2.8 Orbitrap 233
' Y" ?$ m. B* X! c5 `) [3.3 Generating MS Data for Protein Identification 233
9 h7 N; O- U2 u& g9 f3.3.1 Peptide Mass Fingerprint 234; S- d$ b6 F' W
3.3.2 Peptide Mass Fingerprint Combined With Composition
: m; G/ J- H, ]' E) IInformation 237
7 H/ ]8 c( d' m! e# j3.3.3 Peptide Mass Fingerprint Combined With Partial Sequence
# C! d. q2 d4 FInformation 238
8 v- j0 V; Z# B6 U* }3.3.4 Tandem Mass Spectrometry 242
2 h: f% d2 ?- d$ a2 z3.4 Protein Characterization 2585 T& R0 B0 ]9 \) I5 ~$ r
3.4.1 Phosphorylation Analysis 259. b+ E( Q8 [ ^ [$ m( `: K. F
3.4.2 Affinity Chromatography 260& d8 w ^( i6 @$ x% c! H" v( H
3.4.3 Chemical Derivatization 261
1 f$ R: @; e. ]5 f* n3.4.4 Glycosylation 2631 s T, N1 j' }6 z- ]6 m0 Z7 i) p
3.5 Protein Quantification Using Mass Spectrometry 264
4 b7 }% v L1 P& l3.5.1 Stable Isotope Labeling Approaches 264
7 y1 P( i9 \/ J9 a3.5.2 Isotope-coded Affinity Tags 265& k5 l. |% x% f! D
3.5.3 Stable Isotope Labeling with Amino Acids in Cell Culture 266
' c2 I" E8 I3 P2 |7 f8 F7 U3.5.4 AQUA 267" J% K. }* M; Y) W F! w
3.5.5 iTRAQ 267
3 l5 D4 {) r% Q) v8 |3.5.6 Non-labeling Software Approaches 268% P. ?& r! z3 c9 X6 V. ?6 q
3.6 MS Strategies 2716 H" Z6 E9 X* c# i, x% b
3.6.1 Bottom up Approach 271" b7 e% i1 Z" t0 o4 q; i8 i
3.6.2 Top down Approach 272: Q+ G& N5 A9 H8 g
4 Functional Proteomics: Studies of Protein–Protein Interactions 273
7 Z8 I/ ~5 _# \ K% t- n3 O4.1 Non-immunological Methods 273 |# p* U3 t1 O; W
4.1.1 Separation of Intact Multi-protein Complexes 273
& e! x4 b# P( h* N, j4.1.2 Probing with Interaction Partners 2739 A# W5 ?- S) X4 Y5 m" R" [) ^
4.1.3 Surface Plasmon Resonance 274
. z5 |% N% ^/ N& V! Z# O7 b4.2 Antibody-based Techniques 275) [1 U, H! P7 S4 _! v: ^
4.2.1 Western Blotting and Dot Blots 2758 ?5 Z6 O# n, @0 p2 E' L% [
4.2.2 Protein Microarrays 276$ p3 T! N" X& | b
Part II: Practical Manual of Proteome Analysis 279* b$ E5 k5 F' {- _+ ~; e M
Equipment, Consumables, Reagents 281
: B) g1 X: E5 sStep 1: Sample Preparation 287
3 E, }2 m/ T% I' OStep 2: Fluorescence Difference Gel Electrophoresis 299. U! k$ K M2 C4 J! a' b
Step 3: Isoelectric Focusing 309) |* j- W e! V! l
Step 4: SDS Polyacrylamide Gel Electrophoresis 323
7 W) s }8 J( E: L' `Step 5: Scanning of Gels Containing Pre-labeled Proteins 357
( P, C. e' f$ c B3 jStep 6: Staining of Gels 361
3 ^4 P1 x9 G' n! P V& ]Step 7: Image Analysis and Evaluation of DIGE Gels 3730 q# h( R9 ~& q4 f- Q# p/ d
Step 8: Spot Excision 383
4 g9 k$ Q8 x _- {+ f. W* aStep 9: Sample Destaining 387+ K7 p1 y5 {* y/ K! ?/ B
Step 10: Protein Digestion 389
) k- \4 _& R# G5 B, H IStep 11: Microscale Desalting and Concentrating of Sample 3932 a" n1 S" G. ]; K
Step 12: Chemical Derivatization of the Peptide Digest 397
% Y, o, a! S" R5 n, U/ R, YStep 13: MS Analysis 399
6 i4 z ]6 Z/ W% H+ e' z8 d( A$ m+ sStep 14: Calibration of MALDI-ToF MS 403 _+ i' I& ]9 [2 }' y
Step 15: Preparing for a Database Search 407+ O' o1 n1 f5 m, K; [7 d: a5 m7 ~
Part III: Trouble Shooting 4114 o0 h' _& I6 @- S' i/ Q
1 Two-dimensional Electrophoresis 413
5 D: x! v& F$ ~& o8 a, h5 Q0 s1.1 Sample Preparation 413# G) r, @4 s4 U6 s1 ^& N
1.2 Isoelectric focusing in IGPG strips 4142 H8 k) s+ Q$ k) e Y1 a
1.3 SDS PAGE 4166 e6 C" y# r0 ]4 Z- z* X
1.4 Staining 4175 }* y4 N6 n+ B( `
1.5 DIGE Fluorescence Labeling 4189 Y( A5 |8 H# ~; _
1.6 Results in 2-D Electrophoresis 4212 ~; D7 I. p4 ^+ [) E5 x8 f
2 Mass Spectrometry 4292 k& A' q9 u5 ]. x' `% q
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