Multiple Assemblies exist for SMTL entry 1nvv
Structural evidence for feedback activation by RasGTP of the Ras-specific nucleotide exchange factor SOS; X-RAY DIFFRACTION 2.18 Å

	SMTL ID 1nvv.1 Ligands MAGNESIUM ION; PHOSPHATE ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides Transforming protein p21/H-RAS-1; Transforming protein p21/H-RAS-1; Son of sevenless protein homolog 1 Oligo-state hetero-1-1-1-mer
	SMTL ID 1nvv.2 Ligands MAGNESIUM ION; PHOSPHATE ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides Transforming protein p21/H-RAS-1; Transforming protein p21/H-RAS-1; Son of sevenless protein homolog 1 Oligo-state hetero-8-8-8-mer
	SMTL ID 1nvv.3 Ligands MAGNESIUM ION; PHOSPHATE ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides Transforming protein p21/H-RAS-1; Transforming protein p21/H-RAS-1; Son of sevenless protein homolog 1 Oligo-state hetero-4-4-4-mer
	SMTL ID 1nvv.4 Ligands MAGNESIUM ION; PHOSPHATE ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides Transforming protein p21/H-RAS-1; Transforming protein p21/H-RAS-1; Son of sevenless protein homolog 1 Oligo-state hetero-2-2-2-mer