Agrobacterium tumefaciens AtrC (atrC) gene, partial cds; AtrB (atrB), AtrA (atrA), AttA1 (attA1), AttA2 (attA2), AttB (attB), AttC (attC), AttD (attD), AttE (attE), and AttF (attF) genes, complete cds; AttG (attG) gene, alternative splice products, com...