The nuclear isoform, in particular, is involved in the process of the chromatin condensation, which occurs in the final steps of spermatogenesis and requires the replacement of the majority of histones, with transition proteins and protamines, essential for the stabilization of DNA and condensation of spermatocytes
Turns out the answer is yes: Low homocysteine levels do indeed have disease correlations
Pillai, United States Department of Health and Human Services, United States Reviewed by Xiaojia He, Emory University, United States Daniel Gonzalez Carter, Institute for Bioengineering of Catalonia (IBEC), Spain Updates Copyright 2022 Zhang, Xiong and Liu
Similar to ERO1B, in yeast ERO1, only the inner Cys pair is present
Excellent dietary sources include: Liver and organ meats : Beef liver provides approximately 70 mcg per 100gfar exceeding daily needs Shellfish : Clams, mussels, and crab are exceptionally rich sources Fish : Salmon (5 mcg per 100g), trout, tuna, and mackerel provide substantial amounts Meat and poultry : Beef, lamb, and chicken contain 13 mcg per 100g Dairy products : Milk (0.4 mcg per 100ml), cheese, and yoghurt contribute meaningfully Eggs : One large egg provides approximately 0.6 mcg For vegans and vegetarians , reliable B12 sources are essential as plant foods contain no bioavailable B12 (despite some claims about algae or fermented products)
