Simple Sequence Length Polymorphisms

The information is arranged in three tables:

1. Primer sequences and amplification conditions
2. PCR product sizes from 6 ecotypes
3. Strain distribution patterns.

Table 1. Primer sequences. Each primer pair amplifies a unique segment of
genomic DNA containing a simple tandem repeat. The PCR products differ in
length between Columbia and Landsberg erecta, and often, between other 
pairs of ecotypes. Most of these primers are available at low cost from
Research Genetics Inc., 2130 Memorial Parkway, Huntsville, Alabama 35801.
Telephone 800-533-4363. FAX 205-536-9016. All of them should be available
shortly. We have no connection with Research Genetics Inc., other than as
a customer. Unrestricted use of these sequences and free transfer of the
information between laboratories is encouraged.  

This is the sequence of the SSLPs amplified from Columbia DNA.

Locus      Forward primer               Reverse primer

ATHCHIB    CTCATATATACAAAGAACTACTATAC   ATGAGAAGCTATAATTTTTTCAATA
ATEAT1     GCCACTGCGTGAATGATATG         CGAACAGCCAACATTAATTCCC
ATHACS     AGAAGTTTAGACAGGTAC           AAATGTGCAATTGCCTTC
ATHGENEA   ACCATGCATAGCTTAAACTTCTTG     ACATAACCACAAATAGGGGTGC
ca72       AATCCCAGTAACCAAACACACA       CCCAGTCTAACCACGACCAC
ATHATPASE  CTGGGAACGGTTCGATTCGAGC       GTTCACAGAGAGACTCATAAACCA
ATHCTR1A   TATCAACAGAAACGCACCGAG        CCACTTGTTTCTCTCTCTAG
nga6       TGGATTTCTTCCTCTCTTCAC        ATGGAGAAGCTTACACTGATC
nga8       GAGGGCAAATCTTTATTTCGG        TGGCTTTCGTTTATAAACATCC
nga12      AATGTTGTCCTCCCCTCCTC         TGATGCTCTCTGAAACAAGAGC
nga32      GGAGACTTTTTGAGATTGGCC        CCAAAACAATTAGCTCCCCA
nga59      GCATCTGTGTTCACTCGCC          TTAATACATTAGCCCAGACCCG
nga63      AACCAAGGCACAGAAGCG           ACCCAAGTGATCGCCACC
nga76      GGAGAAAATGTCACTCTCCACC       AGGCATGGGAGACATTTACG
nga106     GTTATGGAGTTTCTAGGGCACG       TGCCCCATTTTGTTCTTCTC
nga111     CTCCAGTTGGAAGCTAAAGGG        TGTTTTTTAGGACAAATGGCG
nga112     TAATCACGTGTATGCAGCTGC        CTCTCCACCTCCTCCAGTACC
nga126     GAAAAAACGCTACTTTCGTGG        CAAGAGCAATATCAAGAGCAGC
nga128     GGTCTGTTGATGTCGTAAGTCG       ATCTTGAAACCTTTAGGGAGGG
nga129     TCAGGAGGAACTAAAGTGAGGG       CACACTGAAGATGGTCTTGAGG
nga139     AGAGCTACCAGATCCGATGG         GGTTTCGTTTCACTATCCAGG
nga151     GTTTTGGGAAGTTTTGCTGG         CAGTCTAAAAGCGAGAGTATGATG
nga158     TCATTTTGGCCGACTTAGC          ACCTGAACCATCCTCCGTC
nga162     CATGCAATTTGCATCTGAGG         CTCTGTCACTCTTTTCCTCTGG
nga168     TCGTCTACTGCACTGCCG           GAGGACATGTATAGGAGCCTCG
nga172     AGCTGCTTCCTTATAGCGTCC        CATCCGAATGCCATTGTTC
nga225     GAAATCCAAATCCCAGAGAGG        TCTCCCCACTAGTTTTGTGTCC
nga248     TACCGAACCAAAACACAAAGG        TCTGTATCTCGGTGAATTCTCC
nga249     TACCGTCAATTTCATCGCC          GGATCCCTAACTGTAAAATCCC
nga280     CTGATCTCACGGACAATAGTGC       GGCTCCATAAAAAGTGCACC

Recommended amplification conditions are as follows: 
20 ul reactions containing 
1-10 ng genomic DNA
5 picomoles of each primer 
200uM deoxyribonucleotides 
50 mM KCl
10 mM Tris-Cl pH 9 
0.01% gelatin 
0.1% Triton X-100
2 units of Taq polymerase. 
The final concentration of magnesium chloride was usually 2 mM. 

Standard cycling conditions were: 
94C for 15 seconds, 55C for 15 seconds and 72C for 30 seconds, repeated 40 times. 

Note:
Locus ca72 requires an annealing temperature of 61C 

nga112 requires 3 mM magnesium.


Table 2. Allele sizes from 6 common ecotypes. This table shows the 
the simple tandem repeat sequences (from Columbia), and the expected 
sizes of PCR products amplified from 6 common ecotypes. This data
can be used to decide what kind of separation system (acrylamide
versus agarose) to use to score the polymorphisms, and gives some
measure of how polymorphic each locus is.

Locus           Repeat  Col-0  Ler  Ws-0  No-0  Nd-0  RLD   # alleles

ATHCHIB         (AT)14  84     74   82    72    66    90       6
ATEAT1          (AT)11  172    162  162   164   164   162      3
ATHACS          (A)36   259    256  262   259   259   259      3
ATHGENEA        (A)39   209    205  211   221   213   217      6
ca72            (CA)18  124    110  110   106   106   106      3
ATHATPASE       (AG)18  85     69   69    69    69    77       3
CTR1            (AG)16  159    143  145   143   147   143      4
nga6            (GA)31  143    123  131   147   123   133      5
nga8            (GA)27  154    198  166   168   188   160      6
nga12           (GA)16  247    234  247   n.a.  232   n.a.     3
nga32           (GA)13  260    256  260   250   260   252      4
nga59           (CT)19  111    115  83    141   111   111      4
nga63           (GA)23  111    89   91    89    91    89       3
nga76           (GA)22  231   >250  199   n.a.  203   n.a.     4
nga106          (GA)26  157    123  123   131   123   123      3
nga111          (GA)16  128    162  146   140   128   130      5
nga112          (GA)16  197    189  189   189   n.a.  189      2
nga126          (AG)31  119    147  119   131   149   103      5
nga128          (AG)16  180    190  172   180   186   188      5
nga129          (GA)20  177    179  165   165   165   165      3
nga139          (AG)29  174    132  132   132   182   136      4
nga151          (CT)31  150    120  102   150   110   120      4
nga158          (GA)13  108    104  120   106   112   124      6
nga162          (GA)21  107     89   85    87    97    91      6
nga168          (GA)25  151    135  135   135   135   135      2
nga172          (GA)29  162    136  138   162   164   180      5
nga225          (CT)18  119    189  119   123   131   97       5
nga248          (CT)24  143    129  133   125   133   135/115  6
nga249          (TC)15  125    115  115   115   135   115      3
nga280          (AG)15  105    85   85    85    85    85       2
 
 
Table 3. Strain Distribution Patterns. This table contains raw data
generated by scoring 48, or in some cases, 96 recombinant inbred stains
for Landsberg or Columbia alleles. Heterozygotes were scored as U 
(unknown). The first section lists the strain numbers. This is followed 
by the data for each locus: the locus name and the alleles scored (L or
C) for each inbred strain. This data can be pasted into spreadsheets or 
entered into mapping programs with minor modifications.  

RI lines        4 5 13 14 17 19A 19B 25 29 30 32 33 34 35 36 37 46 52 53 54 59 62 67 68 71 79 84 90 107 113 115 123 125 131 160 161 166 167 173 175 177 179 180 181 182 188 190 191 193 194 199 209 214 217 231 232 235 237 238 240 242 245 253 257 259 263 264 266 267 279 283 284 288 295 296 297 302 303 311 321 332 342 345 349 350 351 356 358 359 363 367 370 377 378 386 390 394 395 397 398 400 7
        

ACC2            L C C L L C U L C C C L L L L C C L U C C C L L L C U C L L L C C L L L C L L C L L C L C L L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga59           L C U L L C U L C C C L L L L U U L U C C C U L L C C C L L L C C L L L C L L C L L C L C L L L C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
ATEAT1          L C C L L C U U C C C L C L L C U L U C C C L U L C C C L L L C C L L C C L L C L L L L C L L L U L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga63           L C U L L C U L C C C L C L C C U L U C C C L L L C C C L L L C C L L C C L L C L L C L C C L L U C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga248          L L L L L C U L L L L L L L C L C L U C U U L L L C C C L L C C C C L C C C C L C C C L L C L C L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga280          C C L C L L U L C C L C C C C C C L U C L C C L L C C C C L C C L L C C C C L L C C C L C C L L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga128          C C L C L L U L C C L C C C C C C L U C L C C L L C C C C L C C L L C C C C L L C C C L C C L L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
ATHGENEA        C C C C L L U L C C L C C C C C U L U C L C C L L C C C C U L C C L C C C C L U U C C L C C L L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga111          C C C C C C U L C L C L C C L C C C U L L C C L C C C L C C C C L L C C C C L C C C C L C C L L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
ATHATPASE       L C C C C C U L C L C U C C L C C C U L L C C C C C C L C C C U U L C C C C L L C C C L C C U U C L C U L C C C C U C C U C C C C L C L C C C C C L L C C L L C C C C C C L C L L L L L U L U U C C C L L U
nga168          L C C C C L U L U C L C L C C C C L U L C C L L L C C L C C C C L C L L L L L L L L L L L C L L L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga32           L C C C L L U L C C L U C C L L L C U C L L C L C C L L C U C L C L L C L L C L C C L L L C C L L C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga172          L C C C L L U C C C L U C C L L L C U C L L C L C C L L C L C L C L L C L L C L C C L L L C C L L C L U C L C L C U L C U C C C C C L C L C C L C L C L L C C L C C L C L C C L L L U L U L U C L L C C C U
nga126          L C C C L C U C C C L U L C L L L C U C L L C L C C L L C L C L L L U U L L C L C C L L L C C L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
ATHCHIB         L C C C L L U C C C L U L C L L L C U C L L C L L C L L C L C L L L L C L L C U C C L L L C C U U L L U C L C L C U L C U C C C C C C C L C C L C C C C L L C L C C L C L C C L L L U L U C U C L L L C C U
nga162          L C C C L C U C C C L C L C L L L C U C L L C L L C L L C L C L L L L C L L C L C C L L L C C L L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga6            C L C L C C U L L C L C L C C C L C U L C C L L C C L L C L L L L C L C L C L C L C L C C C L C L C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga112          C L L L C C U U U C L C L U C C L C U L C C C L C C L L C L L L L C L C L C L C L C L C C C L C L C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga12           C L L C C C U C L C L L L C C C L L U C L C C L L L L C C C U L L C L L C L C L C C L C L L C L U L C U C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga8            C L L C C C U C C C L L L C C L L L U C C C C L L U L C C C L L L C L L C L C L C C L U L L C L L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
CTR1            C C L C L L U L L C L C C L L C L U U C C L C L C L L C L C L L L L L L L L L C C L L L L C L L U C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga225          C C L C L L U L L C L C C L L C C L U C C L C L C L L C L C L L L L L L L L L C C L L L L L L L C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga158          C C L L L L U L L C L C C L L C C L U C C L C L C L L C L C L L L L U L U U C L L L L L L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga249          C C L L L L U L L C L C C L L C C L U C C L C L C L L C L L L L L L L L L L L C L L L L L L L L C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga151          C C L L L C U L L C L C C L L C C C U C C L C L C L L C L L L L L L L L L L L C L L L L L L L L C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
ca72            C C L L L C U L L C L U C L L C L C U C C U U U C L L C L L L L U U L L L L L C L L U L L L L U U C L U L L L C L U C L U L L L L L L U C C L L L L L L L L L C L L L C C L C C C C U L L U U L C L C C L U
nga106          C C U L L L U L L L L C C C L C C C U C C L C L C L L C L L L L L L L L L L L C L L L L U L L C C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga139          C L C L L C U L C L L C C C L C C C U C L L C L C L L L L L L L L L L L L U L L L C L L L L C C C C U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
nga76           L L C L L C U L C L L C C C C C L C U C L C C L L L L L C L L L L L L U C C C L L C L L L L C U C L L U L C L L C U C L U C L C L C L U C C L L L C L L L L L C L L L C C L L C L C U L U U U L C L C C C U
nga129          L C L L C C U L C C L C L C L L L C U L L C C L L U L L C C C C L C L C C L L C C L C L L L C L C L U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U
If you have questions or comments, please contact the ATGC
Patrick Dunn

October, 1998