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Table 2 RR- stretches regression model

From: Stretches of alternating pyrimidine/purines and purines are respectively linked with pathogenicity and growth temperature in prokaryotes

AIC

Factor

R 2

AIC Difference

1414

Constant

  

1043

AT content

0.49

371

725

Phyla

0.73

318

694

Oxygen requirement

0.74

31

690

Habitat

0.75

4

630

Growth temperature

0.77

60

608

Halotolerance

0.78

22

  1. Results from forward fitting a regression model with genomic fractions of RR stretches from 546 chromosomes as response. Factors were added successively and those not found significant (p < 0.001) were discarded from the model.