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Assembler Parameters

Phrap Parameters

Assembly Parameter, defaults and command line names

The following table shows the parameters shown in the Phrap dialog along with the minimum, maximum, default values and the command line option it refers to.

Assembler Name

Min

Max

Command line parameter

default

Pairwise alignments

"Mismatch penalty"

-100L

0L

Penalty

-2;

"Gap initiation penalty"

-100L

0L

GapInit

Penalty-2;

"Gap extension penalty"

-100L

0L

GapExt

Penalty-1;

"Insertion gap penalty"

-100L

0L

InsGapExt

-3;

"Deletion gap penalty"

-100L

0L

DelGapExt

-3;

Banded Search

"Minimum match length"

0L

1000L

MinMatch

14;

"Maximum match length"

0L

1000L

MaxMatch

30;

"Minimum alignment score"

0L

1000L

Raw

false;

"Maximum group size"

0L

1000L

MaxGroupSize

20;

"Half bandwidth"

-0L

1000L

Bandwidth

14;

Use Raw Word Lengths

WordRaw

false;

Globality

Filtering

"Mask Level (%)"

0L

101L

MaskLevel

80;

Min. Alignment score

MinScore

30;

Phrap Basic Parameters

Phrap Basic Defaults

Pairwise Alignments

"Mismatch penalty"

-100L

0L

Penalty

-2;

"Gap initiation penalty"

-100L

0L

GapInit

Penalty-2;

"Gap extension penalty"

-100L

0L

GapExt

Penalty-1;

Banded Search

"Minimum match length"

0L

1000L

MinMatch

14;

"Maximum match length"

0L

1000L

MaxMatch

30;

Filtering

"Minimum alignment score"

0L

1000L

MinScore

30;

"Potential vector bases"

0L

1000L

VectorBound

80;

Assembly

"Stringency"

0L

10L

Forcelevel

0;

"Maximum gap"

0L

1000L

Maxgap

30;

"Repeat stringency"

0.01f

0.99f

RepeatStringency

0.95;

Consensus

"Minimum segment size"

0L

1000L

Node_Seg

8;

"Node spacing"

0L

1000L

Node_Space

4;

Phrap Advanced Parameters

Phrap Advanced Defaults

Pairwise Alignments

"Insertion gap penalty"

-100L

0L

InsGapExt

-3;

"Deletion gap penalty"

-100L

0L

DelGapExt

-3;

Use Raw SWAT scores

Raw

false;

Banded Search

MaxGroupSize

20;

"Maximum group size"

0L

1000L

WordRaw

false;

"Half bandwidth"

-0L

1000L

Bandwidth

14;

Input

"Default quality values"

0L

99L

DefaultQual

15;

"Trim start"

0L

1000L

TrimStart

0;

Assembly

Bypass level

Bypasslevel

1;

Revise Greedy

ReviseGreedy

false;

Shatter Greedy

ShatterGreedy

false;

Pre-assemble groups

PreAssemble

false;

Ignore high Qual discrepancies

ForceHigh

false;

Phrap Miscellaneous Parameters

Phrap Miscellaneous Defaults

Miscellaneous

"Maximum subclone size"

1000L

10000000L

MaxSubcloneSize

5000;

"Index word size"

1L

20L

Indexwordsize

10;

Retain Duplicate reads

RetainDuplicates

false;

Trimming

"Trim penalty"

-100L

0L

TrimPenalty

-2;

"Minimum trim score"

0L

1000L

TrimScore

20;

"High quality threshold"

0L

99L

TrimQual

13;

Confirmation

"Minimum segment size"

1L

1000L

ConfirmLength

8;

"Trim segment ends"

0L

100L

ConfirmTrim

1;

"Penalty"

-100L

0L

ConfirmPenalty

-5;

"Minimum score"

1L

1000L

ConfirmScore

30;

Related Topics.

Assembler

Quick Start

The project window

Automatic Assembly of Sub-projects with Phrap

Automatic assembly

Saving assemblies

Assembling sequences

Short Read Assembly

Bowtie

Base calling

Vector trimming