PLEASE WAIT - collapse/expand may take quite some time on large tree sections
Class: All alpha proteins (14657)
Fold: Sigma2 domain of RNA polymerase sigma factors (19)
Superfamily: Sigma2 domain of RNA polymerase sigma factors (19)
Family: Sigma2 domain of RNA polymerase sigma factors (17)
Protein domain: Sigma70 (10)
Escherichia coli [TaxId: 562] (1)
1SIG | A: | CRYSTAL STRUCTURE OF A SIGMA70 SUBUNIT FRAGMENT FROM ESCHERICHIA COLI RNA POLYMERASE |