This study uses the student team achievement (STAD) model and audio-visual media to increase Civics learning in Merdeka Class IV at SDN 2 Sadang. research medium improve civics unit 3 "Building Identity Diversity" fourth graders Action Research was conducted Sadang class with 20 students. The took place during II Cycle, which includes planning, implementing, observing, reflecting. independent v...

Staurosporine is a representative member of indolocarbazole antibiotics. The entire staurosporine biosynthetic and regulatory gene cluster spanning 20-kb was cloned from Streptomyces sp. TP-A0274 and sequenced. The gene cluster consists of 14 ORFs and the amino acid sequence homology search revealed that it contains three genes, staO, staD, and staP, coding for the enzymes involved in the indol...