Supplementary data
The following is step listing for a custom "Begin" procedure for use on an ABI 394 DNA synthesizer which performs an automated nucleoside addition on a synthesis column containing underivatized support. Functions #200, 203, 206, and 209 are custom user defined functions which simultaneously deliver reagents from base positions #7 and #8 to columns 1, 2, 3, and 4, respectively. An acetonitrile solution of nucleoside-3'-O-hydroquinone-O,O'-diacetic acid hemiester (2) and diisopropylethylamine is installed on base position #7. An acetonitrile solution of HBTU/DMAP is installed on base position #8.
- 394 Begin Procedure Listing - (Version 2.00)
Name : Loadl234&CAP 5:29:44P, 3/15/ 1 Steps: 48
Step Function Step Step Active for Bases Safe
Number # Name Time Step
------ ------------------- ----- -------------------------- ----
1 106 Begin Yes
2 64 18 to Waste 5.0 Yes
3 42 18 to Column 30.0 Yes
4 2 Reverse Flush 10.0 Yes
5 42 18 to Column 30.0 Yes
6 2 Reverse Flush 10.0 Yes
7 42 18 to Column 10.0 Yes
8 2 Reverse Flush 5.0 Yes
9 42 18 to Column 10.0 Yes
10 2 Reverse Flush 10.0 Yes
11 I Block Flush 5.0 Yes
12 101 Phos Prep 10.0 Yes
13 200 7+8 to Colm 1 4.0 Yes
14 203 7+8 to Colm 2 4.0 Yes
15 206 7+8 to Colm 3 4.0 Yes
16 209 7+8 to Colm 4 4.0 Yes
17 103 Wait 600.0 Yes
18 2 Reverse Flush 5.0 Yes
19 42 18 to Column 20.0 Yes
20 2 Reverse Flush 10.0 Yes
21 42 18 to Column 20.0 Yes
22 2 Reverse Flush 10.0 Yes
23 42 18 to Column 20.0 Yes
24 2 Reverse Flush 10.0 Yes
25 42 18 to Column 20.0 Yes
26 2 Reverse Flush 10.0 Yes
27 1 Block Flush 5.0 Yes
28 102 Cap Prep 10.0 Yes
29 39 Cap to Column 12.0 Yes
30 103 Wait 100.0 Yes
31 2 Reverse Flush 5.0 Yes
32 102 Cap Prep 10.0 Yes
33 39 Cap to Column 10.0 Yes
34 103 Wait 85.0 Yes
35 2 Reverse Flush 5.0 Yes
36 102 Cap Prep 10.0 Yes
37 39 Cap to Column 10.0 Yes
38 103 Wait 85.0 Yes
39 2 Reverse Flush 5.0 Yes
40 1 Block Flush 3.0 Yes
41 42 18 to Column 20.0 Yes
42 4 Flush to Waste 4.0 Yes
43 42 18 to Column 20.0 Yes
44 4 Flush to Waste 5.0 Yes
45 42 18 to Column 10.0 Yes
46 2 Reverse Flush 10.0 Yes
47 1 Block Flush 4.0 Yes
48 107 End Yes
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