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本帖最后由 细胞海洋 于 2010-6-28 11:09 编辑
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Proteomics in Practice8 |1 i: Q t0 {/ ^5 m! s
A Guide to Successful Experimental Design: v& T8 M0 r' u: I6 O9 j) }% `
6 D( w+ a( s' g- A uAbbreviations, Symbols, Units XV
% R" S" l2 W, v, M4 Q; R% g- sIntroduction 1+ U. d' \7 i, Z7 n8 S$ c. I
1 History 16 { |* T. [0 y5 |
2 Critical Points 8+ g( I, O( E7 m. e
2.1 Challenges of the Protein Samples 8
3 J8 M% U+ ]8 D. L# O2.1 Challenges of the Analysis Systems 11
# t: k5 J, P( I2 ~3 Proteomics Strategies 12
8 M6 }1 f2 q4 W$ P& x3 w k3.1 Proteome Mapping 12! M1 F. c+ I5 g3 r5 C4 _3 b% H
3.2 Differential Analysis 12
3 G" u) W' B3 x3.3 Time Point Experiments 13- i: d9 H& ]2 B+ d3 F i' \' D
3.4 Verification of Targets or Biomarkers 13
( C( o: f" o1 s6 J6 ?! O6 P, ?9 {- o3.5 Integration of Results into Biological Context 137 W6 `8 X% ]# {
3.6 Systems Biology 13
, _0 [' p7 t5 H4 Concept of Experimental Planning 14
! S! @, J- x$ x# i4.1 Biological Replicates 14
5 k9 R+ a% Q3 v# e; O! V0 l! V4.2 Pooling of Samples: Yes or No? 14
& Y9 D& p7 }7 j$ W% ^4.3 Pre-fractionation of Samples: Yes or No? 14
, N, B. g/ x, V0 y4.4 Which is the Best Workflow to Start With? 15
; E* C0 ]7 p2 VPart I: Proteomics Technology
8 a0 \" t4 E) e2 ?2 b1 Electrophoretic Techniques 19
; _6 m9 f; g5 {4 ?% z, Z1.1 The Principle of Electrophoresis and Some Methodological3 k7 M, U2 W5 ?
Background 19
' L* {6 \4 N# \6 r) t1.1.1 Free Flow Electrophoretic Methods 204 w8 C% b) B' p3 ~+ c7 [/ T
1.1.2 Gels for Electrophoretic Techniques 21/ x1 a* V* u) P3 g9 n, Y7 Q
1.1.3 Electroendosmosis Effects 21
) o8 Z9 m, V. v7 L6 R" @1.2 Polyacrylamide Gel Electrophoresis 22
, [( G k5 s) E. B5 n/ W T9 E+ [' k3 d* f) `" ^! j
1.2.1 The Polyacrylamide Gel 22, _: v. y1 Z1 f) b' j# O8 k4 p$ r1 `
1.2.2 SDS Polyacrylamide Gel Electrophoresis 27
) V) l0 ]* ~. P3 U/ G1.2.3 Blue Native Electrophoresis 32$ {3 s! e' n. C7 G
1.2.4 Cationic Detergent Electrophoresis 34
% x$ u* Z) I- l( O& H+ u% n1.3 Blotting 35# o; k6 R$ E2 G- P
1.3.1 Electrophoretic Transfer 36' U3 W5 v1 U" p# Q! _
1.3.2 Protein Detection on the Membrane 36
( x& y, o' U( H E* N* r; _! C5 M- ~1.4 Isoelectric Focusing 38; r( ^7 o5 {) l. q
1.4.1 Theoretical Background 39
# `+ d/ Y& D/ ` \3 a% D5 L$ C1.4.2 Preparation of IEF Gels 44
4 P1 b/ O7 u0 g( G- k7 F1 B( ]% j1.4.3 Isoelectric Focusing in Proteomics 45
; o/ U) A4 c% V1.5 Two-dimensional Electrophoresis 53
& v+ A6 ]' H7 P8 I6 u m2 }1.5.1 Sample Preparation 53
0 ?( \: T7 e6 x0 E" K1.5.2 Pre-labeling of Proteins for Difference Gel Electrophoresis 68% @1 C2 q2 k9 F% u, q ~' B0 T) ~- t" G
1.5.3 First Dimension: Isoelectric Focusing in IPG Strips 773 O7 ]4 i0 ^; P! S
1.5.4 Second Dimension: SDS Electrophoresis 100
5 W8 i {# t2 }: o2 ?* v% a1.5.5 Detection of Protein Spots 119
; G( r U& A3 ]1.6 Image Analysis 125; S9 a9 V/ i$ I* k2 v3 [( m
1.6.1 Image Acquisition 125
0 E, E7 c! d5 z# {7 F6 z5 {1.6.2 Image Analysis and Evaluation 129$ h, e: w6 W3 ~
1.6.3 Use of 2-D Electrophoresis Data 137
9 D$ _& r' e5 w, y z1 `1.7 Spot Handling 1373 k7 j4 f. P' {* S7 x- x* @+ w
1.7.1 Spot Picking 139" o- Y; B# Z2 J* U% I- y
1.7.2 Protein Cleavage 1418 l" y6 @. L" X( L$ K: Y
Liquid Chromatography Techniques 151
( ]# E* I$ t5 h7 O) a# c: h2.1 Basic Principles of Important Liquid Chromatography
2 _( O0 q" s/ R8 t$ ~) uTechniques 151' T* k! `+ u1 w0 X" G
2.1.1 Ion Exchange Chromatography 153! i& B+ r& C: e9 I. N0 ?$ e! W
2.1.2 Reversed Phase Chromatography 162
1 ]( T7 U6 R8 a" [2.1.3 Affinity Chromatography 1677 L/ v" I" h" p* O, p4 [
2.1.4 Gel Filtration 172# ^) D. S9 X5 t( X- g0 K
2.2 Strategic Approach and General Applicability 174, I" f8 d, b% U
2.3 Liquid Chromatography Techniques and Applications in Proteome
3 X% `! y; ^1 @Analysis 176, [% A, ^2 Q7 M4 G# L: q: C
2.3.1 Peptide Separation 176+ i1 u3 Z" K' x1 u, f/ g
2.3.2 2DLC Peptide Separation 1794 j1 c+ [3 @: c- p0 @
2.3.3 Affinity Chromatography and LC-MS/MS 187/ w! {! [4 \' z. S9 _! ~
2.3.4 Protein Pre-fractionation 189
7 Y5 O6 ?7 ]! G5 j* I/ X* f3 Q+ E2.4 Practical Considerations and Application of LC-based Protein
$ E9 Y, d- W7 U& w) w( _$ L9 j; kPre-fractionation 1943 `1 s# T5 L$ A( u! e+ v" H
2.4.1 Sample Extraction and Preparation 1965 E8 j$ S, G# t: C" k' X
2.4.2 Experimental Setup 197* E" }/ j) U( Y2 k0 _
2.4.3 Ion Exchange Chromatography and
. h; p9 E. V. f9 g! R& FProtein Pre-fractionation 198
; n) Y+ f8 R; i, w/ j. NContents
( V+ C/ b: R3 `6 M, s+ l2.4.4 Reversed Phase Chromatography and- F, ?5 u; S$ j- Q: b7 r f5 W" f
Protein Pre-fractionation 205 f: b: O( K8 l' s
2.4.5 Fraction Size and Number of Fractions 210
0 g$ Z6 O: D: e- i, Z2 h$ \2.5 Critical Review and Outlook 211
* |1 U1 A3 {" [3 Mass Spectrometry 215
$ }0 [8 G" Z: D" N3.1 Ionization 218: Y+ q( C8 Q' T+ l
3.1.1 Matrix Assisted Laser Desorption Ionization 218: x# K" `7 T( E5 w/ {& d3 U3 A* Q' E" \
3.1.2 Electrospray Ionization 2222 b! i V0 |1 Z) T' X8 N
3.2 Ion Separation 2259 L; X8 S4 m& | r5 |8 q* k$ |
3.2.1 Time-of-Flight Analyzer 225. w h8 H* A {/ `# R( M- r; t; d
3.2.2 Triple Quadrupole Analyzer 227+ h2 v& [6 h5 ^1 Z
3.2.3 Quadrupole Ion Trap 2287 Z" J# ?! O4 z7 }: ]8 H
3.2.4 Quadrupole Time-of-Flight 230
1 M- m, V6 |8 ?# B( W, b5 A7 D3.2.5 Hybrid Triple Quadrupole Linear Ion Trap 2312 s8 M0 B, h- z8 m/ x
3.2.6 TOF/TOF Analyzer 231# W. v3 T, k# K1 c. l/ s8 Y( |
3.2.7 Fourier Transform Ion Cyclotron 232
4 k- Y. a- m# U) U! f! `3 S7 Y3.2.8 Orbitrap 2334 g C" M# q2 ]9 J+ ~% I
3.3 Generating MS Data for Protein Identification 233
P% S& T* u3 p6 t# n9 M9 }% v3.3.1 Peptide Mass Fingerprint 234
! k8 |: P5 k! J1 l2 W! g4 V' R3.3.2 Peptide Mass Fingerprint Combined With Composition- i& U7 q8 _$ x1 H: n( V
Information 237
$ p/ O& K& x% L) k5 y9 a6 V% @; a3.3.3 Peptide Mass Fingerprint Combined With Partial Sequence
9 o6 e. f5 H% PInformation 238, q! p5 l. A. J+ |
3.3.4 Tandem Mass Spectrometry 242" |; x7 N0 s0 Q, Z
3.4 Protein Characterization 258
- e o/ x0 `" N2 a2 L& f+ g3.4.1 Phosphorylation Analysis 259
/ W0 L6 ], |/ h. u, @4 r& z3.4.2 Affinity Chromatography 260
6 {0 T& A9 B: s( q4 T1 S4 t3.4.3 Chemical Derivatization 2611 G& v5 c+ M# Z9 \6 k, }* ^
3.4.4 Glycosylation 263: I! A8 h6 Y+ D3 r
3.5 Protein Quantification Using Mass Spectrometry 2643 b/ n" `1 b7 {7 I
3.5.1 Stable Isotope Labeling Approaches 264
. \ O7 q; O% P! S2 M/ @+ R4 f3.5.2 Isotope-coded Affinity Tags 2657 n' f# T+ y$ I" u$ _) K5 N* E( m" w% B
3.5.3 Stable Isotope Labeling with Amino Acids in Cell Culture 266
5 u$ r% h+ m4 M3.5.4 AQUA 267+ h- f( l+ y: x8 X
3.5.5 iTRAQ 267
0 ~, ^$ r+ ]) f1 ]3.5.6 Non-labeling Software Approaches 268
$ k6 y3 w# D/ m: D! O/ S3.6 MS Strategies 271
1 r& e( o( Q) b" I7 P3 u3.6.1 Bottom up Approach 2717 h. Y2 O+ M( S; F0 E: z5 q% F
3.6.2 Top down Approach 2722 f$ o8 r7 }3 k! `
4 Functional Proteomics: Studies of Protein–Protein Interactions 2730 g) w. l/ c" p% m' |" x+ o
4.1 Non-immunological Methods 273
5 k& r& s# A9 `; g2 N: [4.1.1 Separation of Intact Multi-protein Complexes 273
1 w, v; m' z6 j( m2 u4.1.2 Probing with Interaction Partners 273
* q6 y7 ^7 E; D2 m4.1.3 Surface Plasmon Resonance 274' Z$ Y. r+ n6 G( D( W' z
4.2 Antibody-based Techniques 275
/ i* E5 o; V* ~4 r' K2 f2 X3 b4.2.1 Western Blotting and Dot Blots 275" j5 K9 n$ l S! K8 r5 f% t( b
4.2.2 Protein Microarrays 2761 L% |9 s0 _* o+ C3 {4 X7 b
Part II: Practical Manual of Proteome Analysis 279
9 R; U0 l; A' |# q. uEquipment, Consumables, Reagents 281
" G3 x; E! Y' e8 B; E2 HStep 1: Sample Preparation 287; H. L. R" g" [5 E4 m
Step 2: Fluorescence Difference Gel Electrophoresis 299! V. O. n& B% y; |) e) n% C5 k
Step 3: Isoelectric Focusing 309
2 T2 ^; T1 @* X. \" YStep 4: SDS Polyacrylamide Gel Electrophoresis 323
* J( P& j, p8 h4 _# ]0 pStep 5: Scanning of Gels Containing Pre-labeled Proteins 3573 G" p& I+ n/ _* G% n$ F
Step 6: Staining of Gels 361
* }3 |' U+ H3 w% a0 ~Step 7: Image Analysis and Evaluation of DIGE Gels 373, m+ w9 R! R# p2 F2 h) p$ s: G
Step 8: Spot Excision 383
9 w$ ^% i+ s2 q3 h0 fStep 9: Sample Destaining 387
* d; E( ~# j. pStep 10: Protein Digestion 389
6 b0 D" g7 R5 Q* PStep 11: Microscale Desalting and Concentrating of Sample 393- F" U+ i$ A8 A. v5 e" ?
Step 12: Chemical Derivatization of the Peptide Digest 3976 A3 V0 k3 L: u( v' S( }, }- [
Step 13: MS Analysis 399; u( R0 W% O3 p/ X" h) u
Step 14: Calibration of MALDI-ToF MS 4036 S' m' w6 H ?3 R- b$ ]: Y) }& w
Step 15: Preparing for a Database Search 407
+ ^1 l/ q# i$ D: F( ZPart III: Trouble Shooting 411
7 F; |& E6 F" T) e1 Two-dimensional Electrophoresis 4132 ?! m( H5 y+ v' N! X" L% [
1.1 Sample Preparation 4132 v8 i6 Z8 V# v* {; ]
1.2 Isoelectric focusing in IGPG strips 414
6 [* u5 y2 N! ?# D. Z) R1.3 SDS PAGE 416- ^9 l$ a* D% K) e7 j
1.4 Staining 417* z$ h& C& }" z
1.5 DIGE Fluorescence Labeling 418& d+ Z" N- `' B. K" J
1.6 Results in 2-D Electrophoresis 4216 a7 G: ?5 o! Y! y+ T+ S
2 Mass Spectrometry 429
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