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Table 5 Materials for QTAP

From: A study protocol for quantitative targeted absolute proteomics (QTAP) by LC-MS/MS: application for inter-strain differences in protein expression levels of transporters, receptors, claudin-5, and marker proteins at the blood–brain barrier in ddY, FVB, and C57BL/6J mice

Name

Company

Catalog#

Amount

Note

Guanidine HCl

Wako

070-01825

500 g

For denaturing buffer

2NA (EDTA·2Na)

DOJINDO

345-01865

500 g

For denaturing buffer

Trizma® (Tris) base, primary standard and buffer

SIGMA

T1503-1KG

1 kg

For several buffers

Ammonium hydrogencarbonate

Wako

017-02875

500 g

For LysC and ProteaseMax solution

(±)-Dithiothreitol (DTT)

Wako

049-08972

25 g

 

Iodoacetamide (IAA)

Wako

093-02152

25 g

 

Chloroform

Wako

038-02606

500 mL

 

Methanol

Wako

137-01823

3 L

 

Urea

Wako

211-01213

1 kg

 

ProteaseMax surfactant, trypsin enhancer

Promega

V2072

5 × 1 mg

 

Lysyl endopeptidase (LysC)

Wako

129-02541

10 AU

 

Sequencing grade modified trypsin, frozen (TPCK-trypsin)

Promega

V5113

100 μg

 

SUMILON proteosave SS, 1.5 mL tube

SUMITOMO BAKELITE

MS-4215 M

100/pk

Low protein binding tube

SUMILON proteosave SS, 0.5 mL tube

SUMITOMO BAKELITE

MS-4205 M

100/pk

Low protein binding tube

Ultra plus tip 1–10 μL

bms

UP-0110

96/pk

Low protein binding tip

Ultra plus tip 1–200 μL

bms

UP-2010

96/pk

Low protein binding tip

Eyela cute mixer CM-1000

TOKYO RIKAKIKAI

188140

 

Tube mixer

Bransonic ultrasonic cleaner 2510 J-DTH

Branson

2510 J-DTH

 

Sonicator

High speed refrigerated micro centrifuge MX-160

TOMY

  

Centrifuge

TMA-30

TOMY

  

Angle rotor

TMS-21

TOMY

  

Swing rotor

Block incubator BI-525

ASTEC

  

LysC digestion

Incubator MIR-262

SANYO

MIR-262

 

Trypsin digestion

Formic acid (98.0%)

Wako

066-00466

500 mL

Acidification

Acetonitrile (LC/MS grade)

Wako

018-19853

3 L

Mobile phase

XBridge BEH130 C18 (1.0 × 100 mm, 3.5 μm) column

Waters

186003561

 

HPLC column

XBridge C18 Guard Cartridge (2.1 × 10 mm, 3.5 μm)

Waters

186003059

2/pk

Guard column

Sentry 2.1 mm guard holder

Waters

WAT097958

 

Guard column holder

Agilent technologies 1200 series (HPLC system)

Agilent

  

HPLC

API5000

AB Sciex

  

QqQ mass spectrometer

QTRAP5500

AB Sciex

  

QqQ mass spectrometer

96 well plates, 0.5 mL, polypropylene

Agilent

5042-1386

10/pk

Sample plate for auto sampler (HPLC)

Pre-slit well cap for 96 well PP plate non sterile, silicone

Thermo SCIENTIFIC

276011

10/pk

Sample plate cap for auto sampler (HPLC)

DC protein assay reagent A

BIO-RAD

500-0113

250 mL

Protein quantification (Lowry method)

DC protein assay reagent B

BIO-RAD

500-0114

1 L

Protein quantification (Lowry method)