diff --git a/MWTWIN.BAS b/MWTWIN.BAS
index 2e161ab..aa850a3 100644
--- a/MWTWIN.BAS
+++ b/MWTWIN.BAS
@@ -29,8 +29,8 @@ Option Explicit
 '   version 6.35
 
 ' *** Be sure to update version in Project | Properties also ***
-Public Const PROGRAM_VERSION = "6.43"
-Public Const PROGRAM_DATE = "February 23, 2007"
+Public Const PROGRAM_VERSION = "6.44"
+Public Const PROGRAM_DATE = "June 1, 2007"
 ' ***
 
 '
diff --git a/MWT_VALU.bak b/MWT_VALU.bak
index d2aa675..5f5c85a 100644
--- a/MWT_VALU.bak
+++ b/MWT_VALU.bak
@@ -1,9 +1,9 @@
-;       Values File for MWTWIN Program (v6.43)
+;       Values File for MWTWIN Program (v6.44)
 ;
 ; File Automatically Created -- Select Save Values and Formulas under the Options Menu
 ;
 Formula0=BrCH2(CH2)7CH2Br
-Formula1=FeCl3-6H2O
+Formula1=FeCl3-5.6H2O
 Formula2=Co(Bpy)(CO)4
 Formula3=H5C7NO
 Formula4=D2C2O
diff --git a/MsiSetup/MwtWinMsiSetup.cache b/MsiSetup/MwtWinMsiSetup.cache
index 59ffc65..db56efb 100644
Binary files a/MsiSetup/MwtWinMsiSetup.cache and b/MsiSetup/MwtWinMsiSetup.cache differ
diff --git a/MsiSetup/MwtWinMsiSetup.wip b/MsiSetup/MwtWinMsiSetup.wip
index d1c7ddc..0eb4f6a 100644
Binary files a/MsiSetup/MwtWinMsiSetup.wip and b/MsiSetup/MwtWinMsiSetup.wip differ
diff --git a/Mwtwin.vbp b/Mwtwin.vbp
index 44cb5e2..fcf2845 100644
--- a/Mwtwin.vbp
+++ b/Mwtwin.vbp
@@ -1,7 +1,7 @@
 Type=Exe
 Reference=*\G{ADB880A2-D8FF-11CF-9377-00AA003B7A11}#4.0#0#C:\WINDOWS\system32\hhctrl.ocx#HHCtrl 4.0 Type Library
 Reference=*\G{F935DC20-1CF0-11D0-ADB9-00C04FD58A0B}#1.0#0#C:\WINDOWS\system32\wshom.ocx#Windows Script Host Object Model
-Reference=*\G{C4BE505F-B909-4F29-9F14-365325BDB989}#2c.0#0#C:\WINDOWS\system32\CWSpectrumDll.dll#CWSpectrumDLL
+Reference=*\G{C4BE505F-B909-4F29-9F14-365325BDB989}#2c.0#0#..\CWSpectrumDLL\CWSpectrumDll.dll#CWSpectrumDLL
 Reference=*\G{62BB78DD-911F-4A36-9B08-7C035ACC541B}#1.0#0#MwtWinDll\MwtWindll.dll#Molecular Weight Calculator - Dll Version
 Object={5E9E78A0-531B-11CF-91F6-C2863C385E30}#1.0#0; MSFLXGRD.OCX
 Object={3B7C8863-D78F-101B-B9B5-04021C009402}#1.2#0; richtx32.ocx
@@ -52,8 +52,8 @@ HelpContextID="0"
 Description="Molecular Weight Calculator for Windows, v6.41"
 CompatibleMode="0"
 MajorVer=6
-MinorVer=43
-RevisionVer=228
+MinorVer=44
+RevisionVer=229
 AutoIncrementVer=1
 ServerSupportFiles=0
 VersionComments="by Matthew Monroe "
diff --git a/Mwtwin.vbw b/Mwtwin.vbw
index 118a3cd..e41a22c 100644
--- a/Mwtwin.vbw
+++ b/Mwtwin.vbw
@@ -1,5 +1,5 @@
 frmMain = 77, 74, 885, 585, C, 0, 0, 778, 399, C
-MwtWinProcedures = 83, 45, 472, 524, 
+MwtWinProcedures = 83, 45, 472, 524, Z
 frmAboutBox = 22, 22, 273, 284, C, 50, 10, 818, 658, C
 frmChangeFont = -77, 22, 565, 368, C, 0, 0, 318, 262, C
 frmChangeValue = 44, 44, 686, 390, C, 66, 66, 384, 328, C
@@ -20,7 +20,7 @@ frmIntro = 0, 0, 658, 368, C, 154, 154, 758, 509, C
 frmMMConvert = 0, 0, 652, 348, C, 81, 54, 685, 409, C
 modSharedVBRoutines = 25, 25, 705, 372, C
 frmSetValue = 88, 88, 799, 416, C, 88, 88, 778, 407, C
-frmFragmentationModelling = 69, 69, 366, 422, Z, -165, 120, 416, 486, C
+frmFragmentationModelling = 69, 69, 366, 422, , -165, 120, 416, 486, C
 frmIonMatchOptions = 57, 37, 486, 405, C, 548, 10, 983, 391, C
 frmFinder = 44, 44, 717, 414, C, 22, 22, 695, 392, C
 frmIsotopicDistribution = 110, 110, 510, 480, , 88, 88, 713, 458, C
diff --git a/RevisionHistory.txt b/RevisionHistory.txt
index 7e5dc51..587971a 100644
--- a/RevisionHistory.txt
+++ b/RevisionHistory.txt
@@ -502,3 +502,6 @@ Revision 6.42 - November 5, 2006
 
 Revision 6.43 - February 23, 2007
 	 - Added option to display 3+ fragmentation ions on the Peptide Sequence Fragmentation module
+
+Revision 6.44 - June 1, 2007
+	 - Updated CWSpectrumDll.dll to fix a bug that caused the tick spacing to become fixed if the user zoomed in to a narrow range on the X or Y axis
diff --git a/frmIsotopicAbundance.frm b/frmIsotopicAbundance.frm
index 86bfa6d..0edc982 100644
--- a/frmIsotopicAbundance.frm
+++ b/frmIsotopicAbundance.frm
@@ -257,6 +257,7 @@ Begin VB.Form frmIsotopicDistribution
       _ExtentX        =   5318
       _ExtentY        =   873
       _Version        =   393217
+      Enabled         =   -1  'True
       MultiLine       =   0   'False
       TextRTF         =   $"frmIsotopicAbundance.frx":08CA
       BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
@@ -736,6 +737,9 @@ On Error GoTo PlotIsotopicDistributionErrorHandler
         
         .SetSpectrumFormCurrentSeriesNumber 1
         
+        .SetCustomTicksXAxis 0, 0, True
+        .SetCustomTicksYAxis 0, 0, True
+        
         .ShowSpectrum
     End With
     
diff --git a/mwt_elem.dat b/mwt_elem.dat
index 8bec8fc..0ac8341 100644
--- a/mwt_elem.dat
+++ b/mwt_elem.dat
@@ -1,4 +1,4 @@
-;       Elements File for MWTWIN program (v6.43)
+;       Elements File for MWTWIN program (v6.44)
 ;
 ; Comments may be added by preceding with a semicolon
 ; The heading [ELEMENTWEIGHTTYPE] 1 signifies that Average Elemental Weights are
diff --git a/mwt_elem.dtt b/mwt_elem.dtt
index 95daad2..0ac8341 100644
--- a/mwt_elem.dtt
+++ b/mwt_elem.dtt
@@ -1,4 +1,4 @@
-;       Elements File for MWTWIN program (v6.42)
+;       Elements File for MWTWIN program (v6.44)
 ;
 ; Comments may be added by preceding with a semicolon
 ; The heading [ELEMENTWEIGHTTYPE] 1 signifies that Average Elemental Weights are
diff --git a/mwt_valu.ini b/mwt_valu.ini
index d2aa675..b0e2ed1 100644
--- a/mwt_valu.ini
+++ b/mwt_valu.ini
@@ -1,12 +1,12 @@
-;       Values File for MWTWIN Program (v6.43)
+;       Values File for MWTWIN Program (v6.44)
 ;
 ; File Automatically Created -- Select Save Values and Formulas under the Options Menu
 ;
 Formula0=BrCH2(CH2)7CH2Br
 Formula1=FeCl3-6H2O
 Formula2=Co(Bpy)(CO)4
-Formula3=H5C7NO
-Formula4=D2C2O
+Formula3=^13C6H6-.1H2O
+Formula4=HGlyLeuTyrOH
 Formula5=BrCH2(CH2)7CH2Br>CH8
 AminoAcidConvertOneLetter=GLY
 AminoAcidConvertThreeLetter=Gly-Leu-Tyr
@@ -62,7 +62,7 @@ CapillaryFlowOpenText7=0.4
 CapillaryFlowPackedText7=0.4
 CapillaryFlowOpenText8=1
 CapillaryFlowPackedText8=1
-CapillaryFlowOpenText9=100
+CapillaryFlowOpenText9=924.07
 CapillaryFlowPackedText9=100
 CapillaryFlowOpenText10=30
 CapillaryFlowPackedText10=30
@@ -205,8 +205,8 @@ FragModelModificationSymbol7=$,227.127,False,Cleavable ICAT [(^12C10)H17N3O3]
 FragModelModificationSymbol8=%,236.127,False,Cleavable ICAT [(^13C9)(^12C)H17N3O3]
 FragModelModificationSymbol9=~,442.225,False,ICAT D0 [C20H34N4O5S]
 FragModelModificationSymbol10=`,450.274,False,ICAT D8 [C20H26D8N4O5S]
-FragModelNotationMode=0
-FragModelSequence=KFNGLSLIKQHQLVNR
+FragModelNotationMode=1
+FragModelSequence=Arg-His-Pro-Glu-Tyr-Ala-Val
 FragModelNTerminus=0
 FragModelCTerminus=0
 FragModelIonType0=0
@@ -220,7 +220,7 @@ FragModelAmmoniaLoss=0
 FragModelPhosphateLoss=0
 FragModelDoubleCharge=0
 FragModelDoubleChargeThreshold=8
-FragModelTripleCharge=0
+FragModelTripleCharge=1
 FragModelTripleChargeThreshold=9
 FragModelPrecursorIonRemove=1
 FragModelPrecursorIonMass=300
diff --git a/mwt_valu.inn b/mwt_valu.inn
index 73eba35..b0e2ed1 100644
--- a/mwt_valu.inn
+++ b/mwt_valu.inn
@@ -1,4 +1,4 @@
-;       Values File for MWTWIN Program (v6.43)
+;       Values File for MWTWIN Program (v6.44)
 ;
 ; File Automatically Created -- Select Save Values and Formulas under the Options Menu
 ;
diff --git a/mwtwin.exe b/mwtwin.exe
index 646638b..ae75885 100644
Binary files a/mwtwin.exe and b/mwtwin.exe differ
diff --git a/mwtwin.ini b/mwtwin.ini
index 842a9b7..6290a4b 100644
--- a/mwtwin.ini
+++ b/mwtwin.ini
@@ -1,4 +1,4 @@
-;       Options File for MWTWIN Program (v6.43)
+;       Options File for MWTWIN Program (v6.44)
 ;
 ; File Automatically Created -- Select Save Options As Defaults in Preferences under the Options Menu
 ;
@@ -24,4 +24,3 @@ FinderWeightModeWarn=0
 FinderBoundedSearch=0
 Language=English
 LanguageFile=lang_english.ini
-LastOpenSaveFolder=D:\My Documents\Projects\DataMining\MwtWin\
diff --git a/mwtwin.inn b/mwtwin.inn
index 692ce38..6290a4b 100644
--- a/mwtwin.inn
+++ b/mwtwin.inn
@@ -1,4 +1,4 @@
-;       Options File for MWTWIN Program (v6.43)
+;       Options File for MWTWIN Program (v6.44)
 ;
 ; File Automatically Created -- Select Save Options As Defaults in Preferences under the Options Menu
 ;