*NEWRECORD RECTYPE = D MH = Calcimycin AQ = AA AD AE AG AI AN BI BL CF CH CL CS CT DU EC HI IM IP ME PD PK PO RE SD ST TO TU UR ENTRY = A-23187|T109|T195|LAB|NRW|NLM (1991)|900308|abbcdef ENTRY = A23187|T109|T195|LAB|NRW|UNK (19XX)|741111|abbcdef ENTRY = Antibiotic A23187|T109|T195|NON|NRW|NLM (1991)|900308|abbcdef ENTRY = A 23187 ENTRY = A23187, Antibiotic MN = D03.438.221.173 PA = Anti-Bacterial Agents PA = Ionophores MH_TH = NLM (1975) ST = T109 ST = T195 N1 = 4-Benzoxazolecarboxylic acid, 5-(methylamino)-2-((3,9,11-trimethyl-8-(1-methyl-2-oxo-2-(1H-pyrrol-2-yl)ethyl)-1,7-dioxaspiro(5.5)undec-2-yl)methyl)-, (6S-(6alpha(2S*,3S*),8beta(R*),9beta,11alpha))- RN = 52665-69-7 PI = Antibiotics (1973-1974) PI = Carboxylic Acids (1973-1974) MS = An ionophorous, polyether antibiotic from Streptomyces chartreusensis. It binds and transports cations across membranes and uncouples oxidative phosphorylation while inhibiting ATPase of rat liver mitochondria. The substance is used mostly as a biochemical tool to study the role of divalent cations in various biological systems. OL = use CALCIMYCIN to search A 23187 1975-90 PM = 91; was A 23187 1975-90 (see under ANTIBIOTICS 1975-83) HN = 91(75); was A 23187 1975-90 (see under ANTIBIOTICS 1975-83) MED = *62 MED = 847 M90 = *299 M90 = 2405 M85 = *454 M85 = 2878 M80 = *316 M80 = 1601 M75 = *300 M75 = 823 M66 = *1 M66 = 3 M94 = *153 M94 = 1606 MR = 20060705 DA = 19741119 DC = 1 DX = 19840101 UI = D000001