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Hi</div>
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I'm trying to model the N-terminus of mature canine Apolipoprotein A-I using Chimera. However the actual sequence in uniprot is not that of the mature protein. Here is the sequence:</div>
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<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;">MKAALLTLAVLFLTGSQARHFWQQDEPQSPWDRVKDLATVYVDAVKDSGRDYVAQFEASA
LGKQLNLKLLDNWDSLSSTVTKLREQIGPVTQEFWDNLEKETEVLRQEMSKDLEEVKQKV
QPYLDDFQKKWQEEVELYRQKVAPLGSELREGARQKLQELQEKLSPLAEELRDRARTHVD
ALRAQLAPYSDDLRERLAARLEALKEGGGASLAEYHARASEQLSALGEKARPALEDLRQG
LLPVLESFKVSLLAAIDEATKKLNAQ</span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;"><br></span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;">The sequence of the mature form is:</span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;"><pre style="background-color:rgb(255, 255, 255);overflow-wrap:break-word"><span style="margin:0px;font-size:12pt">DEPQSPWDRVKDLATVYVDAVKDSGRDYVAQFEASA
LGKQLNLKLLDNWDSLSSTVTKLREQIGPVTQEFWDNLEKETEVLRQEMSKDLEEVKQKV
QPYLDDFQKKWQEEVELYRQKVAPLGSELREGARQKLQELQEKLSPLAEELRDRARTHVD
ALRAQLAPYSDDLRERLAARLEALKEGGGASLAEYHARASEQLSALGEKARPALEDLRQG
LLPVLESFKVSLLAAIDEATKKLNAQ</span></pre></span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;"><br></span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;">According to how the sequence is labeled in uniprot the first aspartate residue of mature canine</span></pre>
<pre style="font-family: Calibri, Arial, Helvetica, sans-serif; overflow-wrap: break-word;"><span style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;">Apolipoprotein A-I starts at position 25, and this what Chimera uses. However, for the mature</span></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif">protein this should start at position 1. How can I change the numbering system so the first</font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif">aspartate residue starts at position 1?</font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif"><br></font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif">I would be very glad for your advice.</font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif"><br></font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif">Thank you.</font></pre>
<pre style="overflow-wrap: break-word;"><font face="Calibri, Helvetica, sans-serif">Tiglath</font></pre>
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