2024

High-throughput screening for a SARS-CoV-2 frameshifting inhibitor using a cell-free protein synthesis system.
Machida K, Tanaka R, Miki S, Noseda S, Yuasa-Sunagawa M, Imataka H.
Biotechniques. 2024 Apr;76(4):161-168. doi: 10.2144/btn-2023-0102. Epub 2024 Jan 31.
PMID: 38293767

2023

Reconstitution of C9orf72 GGGGCC repeat-associated non-AUG translation with purified human translation factors.
Ito H, Machida K, Hasumi M, Ueyama M, Nagai Y, Imataka H, Taguchi H.
Sci Rep. 2023 Dec 20;13(1):22826. doi: 10.1038/s41598-023-50188-z.
PMID: 38129650

2022

Nascent peptide-induced translation discontinuation in eukaryotes impacts biased amino acid usage in proteomes.
Ito Y, Chadani Y, Niwa T, Yamakawa A, Machida K, Imataka H, Taguchi H.
Nat Commun. 2022 Dec 2;13(1):7451. doi: 10.1038/s41467-022-35156-x.
PMID: 36460666

2021

An in Vitro Reconstitution System Defines the Defective Step in the Biogenesis of Mutated β-Actin Proteins.
Machida K, Miyawaki S, Kanzawa K, Hakushi T, Nakai T, Imataka H.
ACS Synth Biol. 2021 Nov 19;10(11):3158-3166. doi: 10.1021/acssynbio.1c00432. Epub 2021 Nov 9.
PMID: 34752068.

Distinct roles and actions of protein disulfide isomerase family enzymes in catalysis of nascent-chain disulfide bond formation.
Chihiro Hirayama,Kodai Machida,Kentaro Noi,Tadayoshi Murakawa,Masaki Okumura,Teru Ogura,Hiroaki Imataka and Kenji Inaba.
iScience. 2021 Published:March 09, 2021DOI:https://doi.org/10.1016/j.isci.2021.102296.

2020

eIF4G-driven translation initiation of downstream ORFs in mammalian cells.
Risa Nobuta, Kodai Machida, Misaki Sato, Satoshi Hashimoto, Yasuhito Toriumi, Shizuka Nakajima, Daiki Suto, Hiroaki Imataka, Toshifumi Inada.
Nucleic Acids Res. 2020 Oct 9;48(18):10441-10455. doi: 10.1093/nar/gkaa728.
PMID: 32941651

Translation efficiency affects the sequence-independent +1 ribosomal frameshifting by polyamines.
Oguro A, Shigeta T, Machida K, Suzuki T, Iwamoto T, Matsufuji S, Imataka H.
J Biochem. 2020 Mar 17. pii: mvaa032. doi: 10.1093/jb/mvaa032.
PMID: 32181810

In vitro yeast reconstituted translation system reveals function of eIF5A for synthesis of long polypeptide.
Abe T, Nagai R, Shimazaki S, Kondo S, Nishimura S, Sakaguchi Y, Suzuki T, Imataka H, Tomita K, Takeuchi-Tomita N.
J Biochem. 2020 May 1;167(5):451-462. doi: 10.1093/jb/mvaa022.
PMID: 32053170

Reconstitution of yeast translation elongation and termination in vitro utilizing CrPV IRES-containing mRNA.
Abe T, Nagai R, Imataka H, Takeuchi-Tomita N.
J Biochem. 2020 May 1;167(5):441-450. doi: 10.1093/jb/mvaa021.
PMID: 32053165

2019

HCV IRES Captures an Actively Translating 80S Ribosome.
Yokoyama T, Machida K, Iwasaki W, Shigeta T, Nishimoto M, Takahashi M, Sakamoto A, Yonemochi M, Harada Y, Shigematsu H, Shirouzu M, Tadakuma H, Imataka H, Ito T.
Mol Cell. 2019 May 7. pii: S1097-2765(19)30314-4.
doi: 10.1016/j.molcel.2019.04.022.
PMID: 31080011

The Translation Inhibitor Rocaglamide Targets a Bimolecular Cavity between eIF4A and Polypurine RNA.
Iwasaki S, Iwasaki W, Takahashi M, Sakamoto A, Watanabe C, Shichino Y, Floor SN, Fujiwara K, Mito M, Dodo K, Sodeoka M, Imataka H, Honma T, Fukuzawa K, Ito T, Ingolia NT.
Mol Cell. 2019 Feb 21;73(4):738-748.e9.
doi: 10.1016/j.molcel.2018.11.026.
PMID: 30595437

Dom34 mediates targeting of exogenous RNA in the antiviral OAS/RNase L pathway.
Nogimori T, Nishiura K, Kawashima S, Nagai T, Oishi Y, Hosoda N, Imataka H, Kitamura Y, Kitade Y, Hoshino SI.
Nucleic Acids Res. 2019 Jan 10;47(1):432-449.
doi: 10.1093/nar/gky1087.
PMID: 30395302

2018

Dynamic interaction of poly(A)-binding protein with the ribosome.
Machida K, Shigeta T, Yamamoto Y, Ito T, Svitkin Y, Sonenberg N, Imataka H.
Sci Rep. 2018 Nov 28;8(1):17435.
doi: 10.1038/s41598-018-35753-1.
PMID: 30487538

Palm-sized Ag ion emission gun operated at roomtemperature in non-vacuum atmosphere.
Yusuke Daiko, Kyohei Segawa, Kodai Machida, Hiroaki Imataka, Sawao Honda, and Yuji Iwamoto.
Adv. Engneering Mater. 20:1800198.
DOI: 10.1002/adem.201800198.

Large-scale aggregation analysis of eukaryotic proteins reveals an involvement of intrinsically disordered regions in protein folding.
Uemura E, Niwa T, Minami S, Takemoto K, Fukuchi S, Machida K, Imataka H, Ueda T, Ota M, Taguchi H.
Sci Rep. 2018 Jan 12;8(1):678.
doi: 10.1038/s41598-017-18977-5.
PMID: 29330519

Huntingtin Polyglutamine-Dependent Protein Aggregation in Reconstituted Cells.
Machida K, Kanzawa K, Shigeta T, Yamamoto Y, Tsumoto K, Imataka H.
ACS Synth Biol. 2018 Feb 16;7(2):377-383.
doi: 10.1021/acssynbio.7b00372. Epub 2017 Dec 14.
PMID: 29232946

2017

H+ emission under room temperature and non-vacuum atmosphere from a sol-gel-derived nanoporous emitter.
Daiko Y, Mizutani S, Machida K, Imataka H, Honda S, Iwamoto Y.
J Sol-Gel Sci Technol. 2017 Aug 83(2): 252-258.
doi: 10.1007/s10971-017-4430-z
Online ISSN: 1573-4846

2016

Cell-free analysis of polyQ-dependent protein aggregation and its inhibition by chaperone proteins.
Machida K, Shigeta T, Kobayashi A, Masumoto A, Hidaka Y, Imataka H.
J Biotechnol. 2016 Dec 10;239:1-8.
doi: 10.1016/j.jbiotec.2016.09.031. Epub 2016 Oct 1.
PMID: 27702574

Identification of the T-complex protein as a binding partner for newly synthesized cytoplasmic dynein intermediate chain 2.
Ozdemir A, Machida K, Imataka H, Catling AD.
Biochem Biophys Res Commun. 2016 Jan 1;469(1):126-131.
doi: 10.1016/j.bbrc.2015.11.082. Epub 2015 Nov 23.
PMID: 26616053

Expression, purification, and crystallization of Schizosaccharomyces pombe eIF2B.
Kashiwagi K, Shigeta T, Imataka H, Ito T, Yokoyama S.
J Struct Funct Genomics. 2016 Mar;17(1):33-8.
doi: 10.1007/s10969-016-9203-3. Epub 2016 Mar 29.
PMID: 27023709

2015

Production methods for viral particles.
Machida K, Imataka H.
Biotechnol Lett. 2015 Apr;37(4):753-60.
doi: 10.1007/s10529-014-1741-9. Epub 2014 Dec 9. Review.
PMID: 25488519

2014

A translation system reconstituted with human factors proves that processing of encephalomyocarditis virus proteins 2A and 2B occurs in the elongation phase of translation without eukaryotic release factors.
Machida K, Mikami S, Masutani M, Mishima K, Kobayashi T, Imataka H.
J Biol Chem. 2014 Nov 14;289(46):31960-71.
doi: 10.1074/jbc.M114.593343. Epub 2014 Sep 25.
PMID: 25258322

Human cell extract-derived cell-free systems for virus synthesis.
Kobayashi T, Machida K, Imataka H.
Methods Mol Biol. 2014;1118:149-56.
doi: 10.1007/978-1-62703-782-2_9.
PMID: 24395414

MicroRNAs trigger dissociation of eIF4AI and eIF4AII from target mRNAs in humans.
Fukao A, Mishima Y, Takizawa N, Oka S, Imataka H, Pelletier J, Sonenberg N, Thoma C, Fujiwara T.
Mol Cell. 2014 Oct 2;56(1):79-89.
doi: 10.1016/j.molcel.2014.09.005.
PMID: 25280105

2013

Purification and visualization of encephalomyocarditisvirus synthesized by an in vitro protein expression system derived from mammalian cell extract.
Kobayashi T, Yukigai J, Ueda K, Machida K, Masutani M, Nishino Y, Miyazawa A, Imataka H.
Biotechnol Lett. 2013 Mar;35(3):309-14.
doi: 10.1007/s10529-012-1086-1. Epub 2012 Nov 10.
PMID: 23143176

Reconstitution of eukaryotic translation initiation factor 3 by co-expression of the subunits in a human cell-derived in vitro protein synthesis system.
Masutani M, Machida K, Kobayashi T, Yokoyama S, Imataka H.
Protein Expr Purif. 2013 Jan;87(1):5-10.
doi: 10.1016/j.pep.2012.10.001. Epub 2012 Oct 11.
PMID: 23063735

2012

Translational homeostasis via the mRNA cap-binding protein, eIF4E.
Yanagiya A, Suyama E, Adachi H, Svitkin YV, Aza-Blanc P, Imataka H, Mikami S, Martineau Y, Ronai ZA, Sonenberg N.
Mol Cell. 2012 Jun 29;46(6):847-58.
doi: 10.1016/j.molcel.2012.04.004. Epub 2012 May 10.
PMID: 22578813

Reconstitution of the human chaperonin CCT by co-expression of the eight distinct subunits in mammalian cells.
Machida K, Masutani M, Kobayashi T, Mikami S, Nishino Y, Miyazawa A, Imataka H.
Protein Expr Purif. 2012 Mar;82(1):61-9.
doi: 10.1016/j.pep.2011.11.010. Epub 2011 Nov 22.
PMID: 22133715

Functional and direct interaction between the RNA binding protein HuD and active Akt1.
Fujiwara T, Fukao A, Sasano Y, Matsuzaki H, Kikkawa U, Imataka H, Inoue K, Endo S, Sonenberg N, Thoma C, Sakamoto H.
Nucleic Acids Res. 2012 Mar;40(5):1944-53.
doi: 10.1093/nar/gkr979. Epub 2011 Nov 10.
PMID: 22075994

Synthesis of encephalomyocarditis virus in a cell-free system: from DNA to RNA virus in one tube.
Kobayashi T, Nakamura Y, Mikami S, Masutani M, Machida K, Imataka H.
Biotechnol Lett. 2012 Jan;34(1):67-73.
doi: 10.1007/s10529-011-0744-z. Epub 2011 Sep 28.
PMID: 21952914

2011

Cell-free RNA replication systems based on a human cell extracts-derived in vitro translation system with the encephalomyocarditisvirus RNA.
Kobayashi T, Machida K, Mikami S, Masutani M, Imataka H.
J Biochem. 2011 Oct;150(4):423-30.
doi: 10.1093/jb/mvr072. Epub 2011 May 26.
PMID: 21622667

2010

Cell-free protein synthesis systems with extracts from cultured human cells.
Mikami S, Kobayashi T, Imataka H.
Methods Mol Biol. 2010;607:43-52.
doi: 10.1007/978-1-60327-331-2_5.
PMID: 20204847

N-terminally truncated GADD34 proteins are convenient translation enhancers in a human cell-derived in vitro protein synthesis system.
Mikami S, Kobayashi T, Machida K, Masutani M, Yokoyama S, Imataka H.
Biotechnol Lett. 2010 Jul;32(7):897-902.
doi: 10.1007/s10529-010-0251-7. Epub 2010 Mar 28.
PMID: 20349333

2009

The ELAV protein HuD stimulates cap-dependent translation in a poly(A)- and eIF4A-dependent manner
Akira Fukao, Yumi Sasano, Hiroaki Imataka, Kunio Inoue, Hiroshi Sakamoto, Nahum Sonenberg, Christian Thoma and Toshinobu Fujiwara
Mol.Cell 36: 1007-1017 (2009)

Crystal structure of the a subunit of human translation initiation factor 2B
Takuya B. Hiyama, Takuhiro Ito, Hiroaki Imataka, and Shigeyuki Yokoyama
J.Mol.Biol. 392: 937-951 (2009)

Gly192 at hinge 2 site in the chaperonin GroEL plays a pivotal role in the dynamic apical domain movement that leads to GroES binding and efficient encapsulation of substrate proteins
Kodai Machida, Ryoko Fujiwara, Tatsuhide Tanaka, Isao Sakane, Kunihiro Hongo, Tomohiro Mizobata and Yasushi Kawata
BBA - Proteins & Proteomics 1794: 1344-1354 (2009)

Requirement of RNA-binding of Mammalian eIF4GI for Efficient Interaction of eIF4E with mRNA Cap
Akiko Yanagiya, Yuri V. Svitkin, Shoichiro Shibata, Satoshi Mikami, Hiroaki Imataka, and Nahum Sonenberg
Mol. Cell. Biol. 29: 1661-1669 (2009)

General RNA-binding proteins have a function in poly(A)-binding protein-dependent translation
Yuri Svitkin, Valentina Evdokimova, Ann Brasey, Tatyana Pestova, Daniel Fantus, Akiko Yanagiya, Hiroaki Imataka, Maxim Skabkin, Lev Ovchinnikov, William Merrick and Nahum Sonenberg
EMBO J. 28: 58-68 (2009)

2008

Hydrophilic Residues 526KNDAAD531 in the Flexible C-terminal Region of the Chaperonin GroEL Are Critical for Substrate Protein Folding within the Central Cavity
Kodai Machida, Akane Kono-Okada, Kunihiro Hongo, Tomohiro Mizobata, and Yasushi Kawata
J. Biol. Chem. 283: 6886-6896 (2008)

A human cell-derived in vitro coupled transcription/translation system optimized for production of recombinant proteins
Satoshi Mikami, Tominari Kobayashi, Mamiko Masutani, Shigeyuki Yokoyama, and Hiroaki Imataka
Protein Expr. Purif 62: 190-198 (2008)

The poly(A)-binding protein-interacting protein 1 binds to eIF3 to stimulate translation
Yvan Martineau, Melanie C. Derry, Xiaoshan Wang, Akiko Yanagiya, Juan Jose Berlanga, Ann-Bin Shyu, Hiroaki Imataka, Kalle Gehring, and Nahum Sonenberg
Mol. Cell. Biol. 12: 6658-6667 (2008)

Neural- RNA-binding protein Musashi 1 inhibits translation initiation by competing eIF4G for PABP
Hironori Kawahara, Takao Imai, Hiroaki Imataka, Masafumi Tsujimoto, Ken Matsumoto and Hideyuki Okano
J. Cell Biol. 181: 639-653 (2008)

Cap-dependent eukaryotic initiation factor-mRNA interactions probed by cross-linking
Lisa Lindqvist, Hiroaki Imataka and Jerry Pellitier
RNA 14: 960-969 (2008)

〜2007

Kazuhiro Nishimura, Ai Sakuma, Tomoko Yamashita, Go Hirokawa, Yukari Suzuki, Hiroaki Imataka, Keiko Kashiwagi, Kazuei Igarashi
Minor contribution of an internal ribosome entry site in the 5’-UTR of mouse ornithine decarboxylase mRNA on its translation
Biochem. Biophys. Res. Commun. 364: 124-130 (2007)

Mamiko Masutani, Nahum Sonenberg, Shigeyuki Yokoyama, and Hiroaki Imataka
Reconstitution reveals the functional core of mammalian eIF3
EMBO J. 26: 3373-3383 (2007)

Tominari Kobayashi, Satoshi Mikami, Shigeyuki Yokoyama, and Hiroaki Imataka
An improved cell-free system for picornavirus synthesis
J. Virol. Methods 142: 182-188 (2007)

Fumi Abiko, Koji Tomoo, Atsuo Mizuno, Shigenobu Morino, Hiroaki Imataka and Toshimasa Ishida
Binding preference of eIF4E for 4E-binding protein isoform and function of eIF4E N-terminal flexible region for interaction, studied by SPR analysis
Biochem. Biophys. Res. Commun. 355: 667-672 (2007)

Satoshi Mikami, Tominari Kobayashi, Shigeyuki Yokoyama, and Hiroaki Imataka
A hybridoma-based in vitro translation system that efficiently synthesizes glycoproteins
J.Biotechnol. 127: 65-78 (2006)

Satoshi Mikami, Mamiko Masutani, Nahum Sonenberg, Shigeyuki Yokoyama, and Hiroaki Imataka
An efficient mammalian cell-free translation system supplemented with translation factors
Protein Expr. Purif 46: 348-357 (2006)

Shin Miyakawa, Akihiro Oguro, Takashi Ohtsu, Hiroaki Imataka, Nahum Sonenberg, and Yoshikazu Nakamura RNA aptamers to mammalian initiation factor 4G inhibit cap-dependent translation by blocking the formation of initiation factor complexes
RNA 12: 1825-1834 (2006)

Mauro Costa-Mattioli, Delphine Gobert , Heather Harding , Barbara Herdy , Mounia Azzi , Martin Bruno , Michael Bidinosti , Cyrinne Ben Mamou , Edwige Marcinkiewicz , Madoka Yoshida, Hiroaki Imataka , A.Claudio Cuello , Nabil George Seidah , Wayne Sossin , Jean-Claude Lacaille , David Ron , Karim Nader and Nahum Sonenberg
Translational control of hippocampal synaptic plasticity and memory by the eIF2 kinase, GCN2
Nature 436: 1166-1173 (2005)

Alessandra Gradi, Yuri V. Svitkin, Wolfgang Sommergruber, Hiroaki Imataka, Shegenobu Morino, Tim Skern and Nahum Sonenberg
Human rhinovirus 2A proteinase cleavage sites in eukaryotic initiation factor (eIF) 4GI and eIF4GII are different
J. Virol. 77:5026-5029 (2003)

Naoyuki Uchida, Shin-ichi Hoshino, Hiroaki Imataka, Nahum Sonenberg, and Toshiaki Katada
A novel role of the mammalian GSPT/eRF3 associating with poly(A)-binding protein in cap/poly(A)-dependent translation
J. Biol. Chem. 277:50286-50292 (2002)

Neva C.West, Astrid M. Roy-Engel, Hiroaki Imataka, Nahum Sonenberg and Prescott L.Deininger
Shared protein components of SINE RNPs
J. Mol. Biol. 321:423-432 (2002)

Huidong Wang, Anna Iacoangeli, Susanna Popp, Hiroaki Imataka, Nahum Sonenberg, Ivan B Lomakin and Henri Tiedge
Dendritic BC1 RNA: Functional role in regulation of translation initiation
J. Neuroscience 22:10232-10241 (2002)

Yuri Svitkin, Hiroaki Imataka, Kianoush Khaleghpour, Avak Kahvejian, Hans-Dieter Liebig, and Nahum Sonenberg
Poly(A) binding protein interaction with eIF4G stimulates picornavirus IRES-dependent translation
RNA 7:1743-1752 (2001)

Valentina Evdokimova, Peter Ruzanov, Hiroaki Imataka, Brian Raught, Yuri Svitkin, Lev P. Ovchinnikov and Nahum Sonenberg
The major mRNA-associated protein YB-1 is a potent 5’cap-dependent mRNA stabilizer
EMBO J. 20:5491-5520 (2001)

Barsanjit Mazumder, Vasudevan Seshadri, Hiroaki Imataka, Nahum Sonenberg and Paul L. Fox
Translational silencing of ceruloplasmin requires the essential elements of mRNA circularization: poly(A) tail, poly(A)-binding protein , and eIF4G
Mol. Cell. Biol. 21:6440-6449 (2001)
Kianoush Khaleghpour, Avak Kahvejian, Gregory De Crescenzo, Guylaine Roy, Yuri V. Svitkin, Hiroaki Imataka, Maureen O'Connor-McCourt and Nahum Sonenberg
Dual interaction of the translation repressor Paip2 with the poly(A) binding protein
Mol. Cell. Biol. 21: 5200-5213 (2001)

Motoaki Wakiyama, Hiroaki Imataka and Nahum Sonenberg
eIF4G interaction with poly(A)-binding protein stimulates translation and is critical for Xenopus oocyte maturation
Curr.Biol. 10: 1147-1150 (2000)

Brian Raught, Anne-Claude Gingras, Steven P. Gygi, Hiroaki Imataka, Sigenobu Morino, Alessandra Gradi, Ruedi Aebersold and Nahum Sonenberg
Serum-stimulated, rapamycin-sensitive phosphorylation sites in the eukaryotic translation initiation factor 4GI
EMBO J. 19: 434-444 (2000)

Sigenobu Morino, Hiroaki Imataka, Yuri V. Svitkin, Tatyana V. Pestova and Nahum Sonenberg
Eukaryotic translation initiation factor (eIF) 4E binding site and the middle one-third of eIF4GI constitute core domain for cap-dependent translation, and the C-terminal one-third functions as a modulatory region
Mol. Cell. Biol. 20: 468-477 (2000)

Qiyu Li, Hiroaki Imataka, Sigenobu Morino, George W. Rogers, JR., Nancy J. Richter-cook, William C. Merrick and Nahum Sonenberg
Eukaryotic translation initiation factor (eIF) 4AIII is functionally distinct from eIF4AI and eIF4AII
Mol. Cell. Biol. 19: 7336-7346 (1999)

Rosalia C. M. Simmen, Tricia E. Chung, Hiroaki Imataka, Frank J. Michel, Lokenga Badinga and Frank A. Simmen
Trans--activation functions of the Sp-related nuclear factor, basic transcription element-binding protein, and progesterone receptor in endometrial epithelial cells
Endocrinol. 140: 2517-2525 (1999)

Yuri V. Svitkin, Alessandra Gradi, Hiroaki Imataka, Sigenobu Morino and NahumSonenberg
Eukaryotic initiation factor 4GII (eIF4GII), but not eIF4GI, cleavage correlates with inhibition of host cell protein synthesis after human rhinovirus infection
J. Virol. 73: 3467-3472 (1999)

Stephane Pyronnet, Hiroaki Imataka, Anne-Claude Gingras, Rikiro Fukunaga, Tony Hunter and Nahum Sonenberg
Human eukaryotic translation initiation factor 4G (eIF4G) recruits Mnk1 to phosphorylate eIF4E
EMBO J. 18: 270-279 (1999)

Hiroaki Imataka, Alessandra Gradi and Nahum Sonenberg
A newly identified N-terminal amino acid sequence of human eIF4G binds poly(A)-binding protein and functions in poly(A)-dependent translation
EMBO J. 17: 7480-7489 (1998)

Alessandra Gradi, Yuri V. Svitkin, Hiroaki Imataka and Nahum Sonenberg
Proteolysis of human eukaryotic translation initiation factor eIF4GII, but not eIF4GI coincides with the shutoff of host protein synthesis after poliovirus infection
Proc. Natl. Acad. Sci. USA 95: 11089-11094 (1998)
Alessandra Gradi, Hiroaki Imataka, Yuri V. Svitkin, Eran Rom, Brian Raught, Sigenobu Morino, and NahumSonenberg
A novel functional human eukaryotic translation initiation factor eIF4G
Mol. Cell. Biol. 18: 334-342 (1998)

Hiroaki Imataka and Nahum Sonenberg
Human Eukaryotic Translation Initiation Factor (eIF) 4G Possesses Two Separate and Independent Binding Sites for eIF4A
Mol. Cell. Biol. 17: 6940-6947 (1997)

Hiroaki Imataka, Henrik S. Olsen, and Nahum Sonenberg
A new translational regulator with homology to eukaryotic translation initiation factor 4G
EMBO J. 16: 817-825 (1997)

Akira Kobayashi, Kazuhiro Sogawa, Hiroaki Imataka and Yoshiaki Fujii-Kuriyama
Analysis of functional domains of a GC box-binding protein, BTEB
J. Biochemistry 117: 91-95 (1995)

Hiroaki Imataka, Kazuo Nakayama, Ken-ichi Yasumoto, Akiko Mizuno, Yoshiaki Fujii-Kuriyama and Masanori Hayami
Cell-specific translational control of a transcription factor BTEB expression: the role of an upstream AUG in the 5'-untranslated region
J. Biol. Chem. 269: 20668-20673 (1994)

Kazuhiro Sogawa, Hiroaki Imataka, Yuich Yamazaki, Hiroshi Kusume, Hisaku Abe and Yoshiaki Fujii-Kuriyama
cDNA cloning and transcription properties of a novel GC box-binding protein, BTEB2
Nucleic Acids Res. 21: 1527-1532 (1993)

Kazuhiro Sogawa, Yasuo Kikuchi, Hiroaki Imataka and Yoshiaki Fujii-Kuriyama
Comparioson of DNA-binding properties between BTEB and Sp1
J. Biochem. 114: 605-609 (1993)

Hiroaki Imataka, Akiko Mizuno, Yoshiaki Fujii-Kuriyama and Masanori Hayami
Activation of the Human immunodeficiency virus type 1 long terminal repeat by BTEB, a GC-box binding transcription factor
AIDS Research and Human Retroviruses 9: 825-831 (1993)

Hiroaki Imataka, Kazuhiro Sogawa, Ken-ichi Yasumoto, Yasuo Kikuchi, Kiminobu Sasano, Akira Kobayashi, Masanori Hayami and Yoshiaki Fujii-Kuriyama
Two regulatorty proteins that bind to the basic transcription element (BTE), a GC box sequence in the promoter region of the P-4501A1 gene
EMBO J. 11: 3663-3671 (1992)

Yoshiaki Fujii-Kuriyama, Hiroaki Imataka, Kazuhiro Sogawa, Ken-ichi Yasumoto and Yasuo Kikuchi
Regulation of CYP1A1 expression
FASEB J. 6: 706-710 (1992)

Hiroaki Imataka, Keiko Suzuki, Hiroshi Inano, Kaoru Kohmoto and Bun-ichi Tamaoki
Biosynthetic pathways of testosterone and estradiol-17a in slices of the embryonic ovary and testis of the chiken (Gallus domesticus)
Gen Comp. Endocrinol. 73: 69-79 (1989)

Hiroaki Imataka, Keiko Suzuki, Hiroshi Inano, Kaoru Kohmoto and Bun-ichi Tamaoki
Developmental changes of steroidogenic enzyme activities in the embryonic gonads of the chicken: the sexual difference
Gen Comp. Endocrinol. 71: 413-418 (1988)

Hiroaki Imataka, Keiko Suzuki, Hiroshi Inano, Kaoru Kohmoto and Bun-ichi Tamaoki
Sexual differences of steroidogenic enzymes in embryonic gonads of the chicken (Gallus domesticus)
Gen Comp. Endocrinol. 69: 153-162 (1988)

Hiroaki Imataka, Keiko Suzuki, Bun-ichi Tamaoki
Effect of Fe2+ -induced lipid peroxidation upon microsomal steroidogenic enzyme activities of porcine adrenal cortex
Bichem. Biophys. Res. Commun. 128: 657-663 (1985)