Value Per Nutrient Food 0.27 g 100 grams Cystine Pork, fresh, loin, sirloin (chops or roasts), boneless, separable lean only, raw 0.27 g 100 grams Cystine Ostrich, ground, cooked, pan-broiled 0.27 g 100 grams Cystine Pork, cured, ham, rump, bone-in, separable lean and fat, heated, roasted 0.27 g 100 grams Cystine Lamb, domestic, loin, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted 0.27 g 100 grams Cystine Beef, short loin, porterhouse steak, separable lean and fat, trimmed to 1/8" fat, select, cooked, broiled 0.27 g 100 grams Cystine Yardlong beans, mature seeds, raw 0.27 g 100 grams Cystine Wheat flours, bread, unenriched 0.27 g 100 grams Cystine Beef, short loin, t-bone steak, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled