{"ymdb_id":"YMDB00611","created_at":"2011-05-29T18:35:55.000Z","updated_at":"2016-09-12T20:56:46.000Z","name":"4alpha-methylzymosterol","cas":null,"state":"Solid","melting_point":null,"description":"4alpha-Methylzymosterol is an intermediate in the biosynthesis of steroids. It is the 7th to last step in the synthesis of vitamin D2 and is converted from 3-keto-4-methtylzymosterol via the enzyme 3-keto steroid reductase [EC: 1.1.1.270]. It is then converted to zymosterol. [KEGG]","experimental_water_solubility":null,"experimental_logp_hydrophobicity":null,"location":"cytoplasm","synthesis_reference":null,"chebi_id":"1949","hmdb_id":null,"kegg_id":"C05103","pubchem_id":"23724484","cs_id":"24850068","foodb_id":null,"wikipedia_link":null,"biocyc_id":null,"iupac":"(2S,5S,6S,7S,11R,14R,15R)-2,6,15-trimethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-ol","traditional_iupac":"(2S,5S,6S,7S,11R,14R,15R)-2,6,15-trimethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-ol","logp":"7.028624551000001","pka":null,"alogps_solubility":"7.04e-04 g/l","alogps_logp":"6.52","alogps_logs":"-5.75","acceptor_count":"1","donor_count":"1","rotatable_bond_count":"4","polar_surface_area":"20.23","refractivity":"125.67149999999998","polarizability":"51.73313430236915","formal_charge":"0","physiological_charge":"0","pka_strongest_basic":"-1.0679005686684793","pka_strongest_acidic":"18.95724607071678","bioavailability":"1","number_of_rings":"4","rule_of_five":"0","ghose_filter":"0","veber_rule":"1","mddr_like_rule":"0","synonyms":["(3beta,4alpha,5alpha)-4-methylcholesta-8,24-dien-3-ol","4alpha-Methylzymosterol"],"pathways":[{"name":"Steroid biosynthesis","kegg_map_id":"00100"},{"name":"Cholesterol biosynthesis and metabolism CE(10:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(12:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(14:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(16:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(18:0)","kegg_map_id":null}],"growth_conditions":[],"references":[{"pubmed_id":18846089,"citation":"Herrgard, M. J., Swainston, N., Dobson, P., Dunn, W. B., Arga, K. Y., Arvas, M., Bluthgen, N., Borger, S., Costenoble, R., Heinemann, M., Hucka, M., Le Novere, N., Li, P., Liebermeister, W., Mo, M. L., Oliveira, A. P., Petranovic, D., Pettifer, S., Simeonidis, E., Smallbone, K., Spasic, I., Weichart, D., Brent, R., Broomhead, D. S., Westerhoff, H. V., Kirdar, B., Penttila, M., Klipp, E., Palsson, B. O., Sauer, U., Oliver, S. G., Mendes, P., Nielsen, J., Kell, D. B. (2008). \"A consensus yeast metabolic network reconstruction obtained from a community approach to systems biology.\" Nat Biotechnol 26:1155-1160."}],"proteins":[{"created_at":"2011-05-24T20:59:15.000Z","updated_at":"2011-07-22T17:54:20.000Z","name":"3-keto-steroid reductase","uniprot_id":"Q12452","uniprot_name":"ERG27_YEAST","enzyme":true,"transporter":false,"gene_name":"ERG27","num_residues":347,"molecular_weight":"39724.39844","theoretical_pi":"8.64","general_function":"Involved in binding","specific_function":"Responsible for the reduction of the keto group on the C-3 of sterols. Also facilitates the association of ERG7 with lipid particles preventing its digestion in the endoplasmic reticulum and the lipid particles","reactions":[{"id":1354,"direction":"\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":1355,"direction":"\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":2354,"direction":"\u003e","locations":"Endoplasmic reticulum membrane; Peripheral membrane protein. Lipid droplet","altext":"4-alpha-methyl-5-alpha-cholest-7-en-3-beta-ol + NADP(+) = 4-alpha-methyl-5-alpha-cholest-7-en-3-one + NADPH.","export":false,"pw_reaction_id":null,"source":null},{"id":14391,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006902","source":"Smpdb"},{"id":14407,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006918","source":"Smpdb"},{"id":14408,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006923","source":"Smpdb"}],"signal_regions":"None","transmembrane_regions":"None","pdb_id":null,"cellular_location":"Endoplasmic reticulum membrane; Peripheral membrane protein. Lipid droplet","genbank_gene_id":"U53876","genbank_protein_id":"1256850","gene_card_id":"ERG27","chromosome_location":"chromosome 12","locus":"YLR100W","synonyms":[],"enzyme_classes":["1.1.1.270"],"go_classes":[{"category":"Component","description":" Not Available"},{"category":"Function","description":" catalytic activity"},{"category":"Function","description":" binding"},{"category":"Function","description":" oxidoreductase activity"},{"category":"Process","description":" metabolic process"}],"pfams":[],"pathways":[{"name":"Steroid biosynthesis","kegg_map_id":"00100"},{"name":"Cholesterol biosynthesis and metabolism CE(10:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(12:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(14:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(16:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(18:0)","kegg_map_id":null}],"gene_sequence":"ATGAACAGGAAAGTAGCTATCGTAACGGGTACTAATAGTAATCTTGGTCTGAACATTGTGTTCCGTCTGATTGAAACTGAGGACACCAATGTCAGATTGACCATTGTGGTGACTTCTAGAACGCTTCCTCGAGTGCAGGAGGTGATTAACCAGATTAAAGATTTTTACAACAAATCAGGCCGTGTAGAGGATTTGGAAATAGACTTTGATTATCTGTTGGTGGACTTCACCAACATGGTGAGTGTCTTGAACGCATATTACGACATCAACAAAAAGTACAGGGCGATAAACTACCTTTTCGTGAATGCTGCGCAAGGTATCTTTGACGGTATAGATTGGATCGGAGCGGTCAAGGAGGTTTTCACCAATCCATTGGAGGCAGTGACAAATCCGACATACAAGATACAACTGGTGGGCGTCAAGTCTAAAGATGACATGGGGCTTATTTTCCAGGCCAATGTGTTTGGTCCGTACTACTTTATCAGTAAAATTCTGCCTCAATTGACCAGGGGAAAGGCTTATATTGTTTGGATTTCGAGTATTATGTCCGATCCTAAGTATCTTTCGTTGAACGATATTGAACTACTAAAGACAAATGCCTCTTATGAGGGCTCCAAGCGTTTAGTTGATTTACTGCATTTGGCCACCTACAAAGACTTGAAAAAGCTGGGCATAAATCAGTATGTAGTTCAACCGGGCATATTTACAAGCCATTCCTTCTCCGAATATTTGAATTTTTTCACCTATTTCGGCATGCTATGCTTGTTCTATTTGGCCAGGCTGTTGGGGTCTCCATGGCACAATATTGATGGTTATAAAGCTGCCAATGCCCCAGTATACGTAACTAGATTGGCCAATCCAAACTTTGAGAAACAAGACGTAAAATACGGTTCTGCTACCTCTAGGGATGGTATGCCATATATCAAGACGCAGGAAATAGACCCTACTGGAATGTCTGATGTCTTCGCTTATATACAGAAGAAGAAACTGGAATGGGACGAGAAACTGAAAGATCAAATTGTTGAAACTAGAACCCCCATTTAA","protein_sequence":"MNRKVAIVTGTNSNLGLNIVFRLIETEDTNVRLTIVVTSRTLPRVQEVINQIKDFYNKSGRVEDLEIDFDYLLVDFTNMVSVLNAYYDINKKYRAINYLFVNAAQGIFDGIDWIGAVKEVFTNPLEAVTNPTYKIQLVGVKSKDDMGLIFQANVFGPYYFISKILPQLTRGKAYIVWISSIMSDPKYLSLNDIELLKTNASYEGSKRLVDLLHLATYKDLKKLGINQYVVQPGIFTSHSFSEYLNFFTYFGMLCLFYLARLLGSPWHNIDGYKAANAPVYVTRLANPNFEKQDVKYGSATSRDGMPYIKTQEIDPTGMSDVFAYIQKKKLEWDEKLKDQIVETRTPI"},{"created_at":"2011-05-27T03:19:10.000Z","updated_at":"2011-07-22T17:54:21.000Z","name":"C-4 methylsterol oxidase","uniprot_id":"P53045","uniprot_name":"ERG25_YEAST","enzyme":true,"transporter":false,"gene_name":"ERG25","num_residues":309,"molecular_weight":"36478.89844","theoretical_pi":"8.22","general_function":"Involved in iron ion binding","specific_function":"Catalyzes the first step in the removal of the two C-4 methyl groups of 4,4-dimethylzymosterol","reactions":[{"id":1356,"direction":"\u003c\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":1357,"direction":"\u003c\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":1358,"direction":"\u003c\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":1359,"direction":"\u003e","locations":"cytoplasm","altext":null,"export":true,"pw_reaction_id":null,"source":null},{"id":2715,"direction":"\u003e","locations":"Endoplasmic reticulum membrane; Single-pass membrane protein (Probable)","altext":"4,4-dimethyl-5-alpha-cholest-7-en-3-beta-ol + NAD(P)H + O(2) = 4-beta-hydroxymethyl-4-alpha-methyl-5-alpha-cholest-7-en-3-beta-ol + NAD(P)(+) + H(2)O.","export":false,"pw_reaction_id":null,"source":null},{"id":2716,"direction":"\u003e","locations":"Endoplasmic reticulum membrane; Single-pass membrane protein (Probable)","altext":"4-beta-hydroxymethyl-4-alpha-methyl-5-alpha-cholest-7-en-3-beta-ol + NAD(P)H + O(2) = 3-beta-hydroxy-4-beta-methyl-5-alpha-cholest-7-ene-4-alpha-carbaldehyde + NAD(P)(+) + 2 H(2)O.","export":false,"pw_reaction_id":null,"source":null},{"id":2717,"direction":"\u003e","locations":"Endoplasmic reticulum membrane; Single-pass membrane protein (Probable)","altext":"3-beta-hydroxy-4-beta-methyl-5-alpha-cholest-7-ene-4-alpha-carbaldehyde + NAD(P)H + O(2) = 3-beta-hydroxy-4-beta-methyl-5-alpha-cholest-7-ene-4-alpha-carboxylate + NAD(P)(+) + H(2)O.","export":false,"pw_reaction_id":null,"source":null},{"id":14398,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006913","source":"Smpdb"},{"id":14399,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006914","source":"Smpdb"},{"id":14400,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006915","source":"Smpdb"},{"id":14401,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006916","source":"Smpdb"},{"id":14402,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006919","source":"Smpdb"},{"id":14403,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006920","source":"Smpdb"},{"id":14404,"direction":"\u003e","locations":null,"altext":null,"export":true,"pw_reaction_id":"PW_R006921","source":"Smpdb"}],"signal_regions":"None","transmembrane_regions":"56-76","pdb_id":null,"cellular_location":"Endoplasmic reticulum membrane; Single-pass membrane protein (Probable)","genbank_gene_id":"DQ115391","genbank_protein_id":"71064046","gene_card_id":"ERG25","chromosome_location":"chromosome 7","locus":"YGR060W","synonyms":["Methylsterol monooxygenase"],"enzyme_classes":["1.14.13.72"],"go_classes":[{"category":"Component","description":" organelle"},{"category":"Component","description":" membrane-bounded organelle"},{"category":"Component","description":" intracellular membrane-bounded organelle"},{"category":"Component","description":" endoplasmic reticulum"},{"category":"Function","description":" oxidoreductase activity"},{"category":"Function","description":" catalytic activity"},{"category":"Function","description":" binding"},{"category":"Function","description":" ion binding"},{"category":"Function","description":" cation binding"},{"category":"Function","description":" metal ion binding"},{"category":"Function","description":" transition metal ion binding"},{"category":"Function","description":" iron ion binding"},{"category":"Process","description":" oxidation reduction"},{"category":"Process","description":" organic acid metabolic process"},{"category":"Process","description":" oxoacid metabolic process"},{"category":"Process","description":" carboxylic acid metabolic process"},{"category":"Process","description":" monocarboxylic acid metabolic process"},{"category":"Process","description":" metabolic process"},{"category":"Process","description":" fatty acid metabolic process"},{"category":"Process","description":" cellular metabolic process"},{"category":"Process","description":" fatty acid biosynthetic process"}],"pfams":[{"name":"FA_hydroxylase","identifier":"PF04116"}],"pathways":[{"name":"Steroid biosynthesis","kegg_map_id":"00100"},{"name":"Cholesterol biosynthesis and metabolism CE(10:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(12:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(14:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(16:0)","kegg_map_id":null},{"name":"Cholesterol biosynthesis and metabolism CE(18:0)","kegg_map_id":null}],"gene_sequence":"ATGTCTGCCGTTTTCAACAACGCTACCCTTTCAGGTCTAGTCCAAGCAAGCACCTACTCACAAACTTTGCAAAATGTCGCCCATTACCAACCTCAATTGAATTTCATGGAAAAATACTGGGCCGCATGGTACAGTTACATGAACAATGATGTTTTGGCCACCGGTCTAATGTTCTTTTTATTGCATGAATTTATGTATTTCTTTAGATGTTTGCCATGGTTCATCATCGACCAAATTCCATACTTTAGAAGATGGAAGTTACAACCAACTAAGATTCCAAGTGCTAAGGAACAACTATACTGTTTGAAATCCGTTCTTCTATCTCATTTCTTGGTCGAGGCCATCCCTATCTGGACCTTCCACCCAATGTGTGAAAAATTAGGTATTACTGTCGAAGTTCCATTCCCATCTTTGAAAACAATGGCTCTAGAAATTGGTCTATTCTTCGTCTTGGAAGATACATGGCATTACTGGGCTCACCGTCTATTCCACTACGGTGTCTTCTACAAGTACATTCACAAGCAACATCACAGATACGCTGCTCCATTCGGTCTTTCTGCTGAATATGCTCATCCTGCTGAGACTTTGTCTTTGGGTTTTGGTACCGTTGGTATGCCAATTCTTTACGTCATGTACACTGGTAAATTACATTTGTTCACTCTATGTGTATGGATCACCCTAAGATTATTCCAAGCTGTTGACTCTCATTCTGGTTATGACTTCCCATGGTCCTTGAACAAGATCATGCCATTCTGGGCTGGCGCTGAACACCACGATTTGCATCATCACTACTTCATTGGTAACTACGCTTCCTCTTTCAGATGGTGGGATTACTGTCTAGACACTGAATCTGGTCCAGAAGCTAAGGCCTCCAGAGAAGAAAGAATGAAGAAGAGAGCTGAAAACAATGCTCAAAAGAAGACTAACTAA","protein_sequence":"MSAVFNNATLSGLVQASTYSQTLQNVAHYQPQLNFMEKYWAAWYSYMNNDVLATGLMFFLLHEFMYFFRCLPWFIIDQIPYFRRWKLQPTKIPSAKEQLYCLKSVLLSHFLVEAIPIWTFHPMCEKLGITVEVPFPSLKTMALEIGLFFVLEDTWHYWAHRLFHYGVFYKYIHKQHHRYAAPFGLSAEYAHPAETLSLGFGTVGMPILYVMYTGKLHLFTLCVWITLRLFQAVDSHSGYDFPWSLNKIMPFWAGAEHHDLHHHYFIGNYASSFRWWDYCLDTESGPEAKASREERMKKRAENNAQKKTN"}]}