{"id":49790,"date":"2025-06-11T12:23:12","date_gmt":"2025-06-11T06:53:12","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=49790"},"modified":"2025-06-11T14:58:34","modified_gmt":"2025-06-11T09:28:34","slug":"bbx32-protein","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/bbx32-protein\/","title":{"rendered":"BBX32 Protein"},"content":{"rendered":"<h2><span style=\"font-weight: 400;\">BBX32 Protein Latest News<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Researchers from the Indian Institute of Science Education and Research (IISER), Bhopal, have found that a single protein BBX32 helps plants time their first step from darkness into light.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">About BBX32 Protein<\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is a <\/span><b>B-box (BBX) protein<\/b><span style=\"font-weight: 400;\"> (B-box play an important role in plant growth and development).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It helps provide leads to control the <\/span><b>timing of seedling emergence<\/b><span style=\"font-weight: 400;\"> and help maximise proper seedling establishment.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">How does it work?<\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">When a <\/span><b>seed sprouts in darkness<\/b><span style=\"font-weight: 400;\"> under the soil, its stem curves into a small hook shape that protects the delicate shoot tip as it pushes upward.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The hook needs to stay \u2018closed\u2019 until the seedling breaks through the soil and meets light.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ethylene is<\/span> <span style=\"font-weight: 400;\">a plant hormone that <\/span><b>builds up underground<\/b><span style=\"font-weight: 400;\"> and light work together to decide exactly when the hook opens.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u2018BBX32\u2019 helps in <\/span><b>plant growth regulation<\/b><span style=\"font-weight: 400;\"> by <\/span><b>keeping its first leaves folded<\/b><span style=\"font-weight: 400;\"> until they emerge from the soil and thus provide crucial aid in the seedling establishment process.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">BBX32 was found to work by raising the activity of the <\/span><b>PIF3 protein<\/b><span style=\"font-weight: 400;\">, which switched on HLS1, which kept the hook closed. If PIF3 was missing, BBX32 couldn\u2019t prevent the hook from opening.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">BBX32 Protein<\/span> <span style=\"font-weight: 400;\">FAQs<\/span><\/h2>\n<p><b>Q1:<\/b><span style=\"font-weight: 400;\"> What is called a protein?<\/span><\/p>\n<p><b>Ans:<\/b><span style=\"font-weight: 400;\"> Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains<\/span><\/p>\n<p><b>Q2:<\/b><span style=\"font-weight: 400;\"> What is protein function?<\/span><\/p>\n<p><b>Ans:<\/b><span style=\"font-weight: 400;\"> Proteins serve as structural support, biochemical catalysts, hormones, enzymes, building blocks, and initiators of cellular death.\u00a0<\/span><\/p>\n<p><b>Source:<\/b> <a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/how-does-a-plants-first-shoot-rise-safely-through-soil-into-daylight\/article69644610.ece\" target=\"_blank\" rel=\"nofollow noopener\">TH<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>BBX32 Protein is a B-box (BBX) protein (B-box play an important role in plant growth and development).<\/p>\n","protected":false},"author":8,"featured_media":49771,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[794,21,22,23],"class_list":{"0":"post-49790","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-bbx32-protein","9":"tag-prelims-pointers","10":"tag-upsc-current-affairs","11":"tag-upsc-prelims-current-affairs","12":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/49790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=49790"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/49790\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/49771"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=49790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=49790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=49790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}