Position Weight Matrix, Gibbs Sampler, and the Associated Significance Tests in Motif Characterization and Prediction

Table 4

Possible locations of the 6-mer motif along 𝑆₁₁, together with the corresponding motifs and their position weight matrix scores expressed as odds ratios. The last column lists the odds ratios normalized to have a sum of 1.

Site	6-mer	Odds Ratio	𝑃Norm
1	CATGCC	0.153	0.004
2	ATGCCC	0.850	0.021
3	TGCCCT	0.664	0.016
4	GCCCTC	0.944	0.023
5	CCCTCA	0.254	0.006
6	CCTCAA	0.843	0.021
7	CTCAAG	0.609	0.015
8	TCAAGT	0.717	0.018
9	CAAGTG	0.613	0.015
10	AAGTGT	0.426	0.011
11	AGTGTG	0.967	0.024
12	GTGTGC	0.546	0.014
13	TGTGCA	0.594	0.015
14	GTGCAG	4.034	0.100
15	TGCAGA	0.251	0.006
16	GCAGAT	1.084	0.027
17	CAGATT	0.343	0.009
18	AGATTG	1.812	0.045
19	GATTGG	1.128	0.028
20	ATTGGT	0.408	0.010
21	TTGGTC	1.194	0.030
22	TGGTCA	0.888	0.022
23	GGTCAC	1.005	0.025
24	GTCACA	0.596	0.015
25	TCACAG	5.888	0.146
26	CACAGC	0.064	0.002
27	ACAGCA	0.569	0.014
28	CAGCAT	0.569	0.014
29	AGCATT	0.381	0.009
30	GCATTT	2.024	0.050
31	CATTTC	0.474	0.012
32	ATTTCA	1.317	0.033
33	TTTCAA	4.293	0.107
34	TTCAAG	2.475	0.061
35	TCAAGG	1.279	0.032