PubMed

Identification in Agrobacterium tumefaciens of the D: -galacturonic acid dehydrogenase gene.

Boer H, Maaheimo H, Koivula A, Penttilä M, Richard P.

Appl Microbiol Biotechnol. 2009 Nov 17. [Epub ahead of print]PMID: 19921179 [PubMed - as supplied by publisher]Related articles

High-speed atomic force microscopy visualizes processive movement of Trichoderma reesei cellobiohydrolase I on crystalline cellulose.

Igarashi K, Koivula A, Wada M, Kimura S, Penttila M, Samejima M.

J Biol Chem. 2009 Oct 26. [Epub ahead of print]PMID: 19858200 [PubMed - as supplied by publisher]Related articlesFree article

Essential role of the C-terminus in Melanocarpus albomyces laccase for enzyme production, catalytic properties and structure.

Andberg M, Hakulinen N, Auer S, Saloheimo M, Koivula A, Rouvinen J, Kruus K.

FEBS J. 2009 Nov;276(21):6285-300. Epub 2009 Sep 24.PMID: 19780817 [PubMed - indexed for MEDLINE]Related articles

Toward understanding of carbohydrate binding and substrate specificity of a glycosyl hydrolase 18 family (GH-18) chitinase from Trichoderma harzianum.

Lienemann M, Boer H, Paananen A, Cottaz S, Koivula A.

Glycobiology. 2009 Oct;19(10):1116-26. Epub 2009 Jul 13.PMID: 19596709 [PubMed - in process]Related articles

Structure-function studies of a Melanocarpus albomyces laccase suggest a pathway for oxidation of phenolic compounds.

Kallio JP, Auer S, Jänis J, Andberg M, Kruus K, Rouvinen J, Koivula A, Hakulinen N.

J Mol Biol. 2009 Oct 2;392(4):895-909. Epub 2009 Jun 27.PMID: 19563811 [PubMed - indexed for MEDLINE]Related articles

Accommodation measured with optical coherence tomography in patients with Marfan's syndrome.

Konradsen TR, Koivula A, Kugelberg M, Zetterström C.

Ophthalmology. 2009 Jul;116(7):1343-8. Epub 2009 May 8.PMID: 19427698 [PubMed - indexed for MEDLINE]Related articles

Characterization of the wheat germ agglutinin binding to self-assembled monolayers of neoglycoconjugates by AFM and SPR.

Lienemann M, Paananen A, Boer H, de la Fuente JM, García I, Penadés S, Koivula A.

Glycobiology. 2009 Jun;19(6):633-43. Epub 2009 Feb 24.PMID: 19240268 [PubMed - indexed for MEDLINE]Related articles

Phakic intraocular lens for the correction of hyperopia.

Koivula A, Zetterström C.

J Cataract Refract Surg. 2009 Feb;35(2):248-55.PMID: 19185238 [PubMed - indexed for MEDLINE]Related articles

Radiation-induced meningiomas: a shadow in the success story of childhood leukemia.

Banerjee J, Pääkkö E, Harila M, Herva R, Tuominen J, Koivula A, Lanning M, Harila-Saari A.

Neuro Oncol. 2009 Oct;11(5):543-9. Epub 2009 Jan 29.PMID: 19179425 [PubMed - indexed for MEDLINE]Related articles

Improving the thermostability and activity of Melanocarpus albomyces cellobiohydrolase Cel7B.

Voutilainen SP, Boer H, Alapuranen M, Jänis J, Vehmaanperä J, Koivula A.

Appl Microbiol Biotechnol. 2009 May;83(2):261-72. Epub 2009 Jan 16.PMID: 19148633 [PubMed - indexed for MEDLINE]Related articles

Cloning, expression, and characterization of novel thermostable family 7 cellobiohydrolases.

Voutilainen SP, Puranen T, Siika-Aho M, Lappalainen A, Alapuranen M, Kallio J, Hooman S, Viikari L, Vehmaanperä J, Koivula A.

Biotechnol Bioeng. 2008 Oct 15;101(3):515-28.PMID: 18512263 [PubMed - indexed for MEDLINE]Related articles

Crystal structures of Melanocarpus albomyces cellobiohydrolase Cel7B in complex with cello-oligomers show high flexibility in the substrate binding.

Parkkinen T, Koivula A, Vehmaanperä J, Rouvinen J.

Protein Sci. 2008 Aug;17(8):1383-94. Epub 2008 May 21.PMID: 18499583 [PubMed - indexed for MEDLINE]Related articlesFree article

Phakic refractive lens: two-year results.

Koivula A, Taube M, Zetterström C.

J Refract Surg. 2008 May;24(5):507-15.PMID: 18494344 [PubMed - indexed for MEDLINE]Related articles

A near atomic resolution structure of a Melanocarpus albomyces laccase.

Hakulinen N, Andberg M, Kallio J, Koivula A, Kruus K, Rouvinen J.

J Struct Biol. 2008 Apr;162(1):29-39. Epub 2007 Dec 28.PMID: 18249560 [PubMed - indexed for MEDLINE]Related articles

The stress on the anterior lens surface during human in vivo accommodation.

Schachar RA, Koivula A.

Br J Ophthalmol. 2008 Mar;92(3):348-50. Epub 2008 Jan 22.PMID: 18211940 [PubMed - indexed for MEDLINE]Related articles

Preliminary X-ray analysis of cellobiohydrolase Cel7B from Melanocarpus albomyces.

Parkkinen T, Koivula A, Vehmaanperä J, Rouvinen J.

Acta Crystallogr Sect F Struct Biol Cryst Commun. 2007 Sep 1;63(Pt 9):754-7. Epub 2007 Aug 25.PMID: 17768346 [PubMed - indexed for MEDLINE]Related articlesFree article

Optical coherence tomography of the anterior segment in eyes with phakic refractive lenses.

Koivula A, Kugelberg M.

Ophthalmology. 2007 Nov;114(11):2031-7. Epub 2007 Aug 31.PMID: 17765311 [PubMed - indexed for MEDLINE]Related articles

A crystallographic and spectroscopic study on the effect of X-ray radiation on the crystal structure of Melanocarpus albomyces laccase.

Hakulinen N, Kruus K, Koivula A, Rouvinen J.

Biochem Biophys Res Commun. 2006 Dec 1;350(4):929-34. Epub 2006 Oct 5.PMID: 17045575 [PubMed - indexed for MEDLINE]Related articles

Heterologous expression and site-directed mutagenesis studies of two Trichoderma harzianum chitinases, Chit33 and Chit42, in Escherichia coli.

Boer H, Simolin H, Cottaz S, Söderlund H, Koivula A.

Protein Expr Purif. 2007 Feb;51(2):216-26. Epub 2006 Aug 2.PMID: 16997574 [PubMed - indexed for MEDLINE]Related articles

Crystal structures of an enantioselective fab-fragment in free and complex forms.

Parkkinen T, Nevanen TK, Koivula A, Rouvinen J.

J Mol Biol. 2006 Mar 24;357(2):471-80. Epub 2006 Jan 3.PMID: 16427081 [PubMed - indexed for MEDLINE]Related articles

Clinical outcomes of phakic refractive lens in myopic and hyperopic eyes: 1-year results.

Koivula A, Petrelius A, Zetterström C.

J Cataract Refract Surg. 2005 Jun;31(6):1145-52.PMID: 16039488 [PubMed - in process]Related articles

Development of a high-throughput format for solid-phase extraction of enantiomers using an immunosorbent in 384-well plates.

Nevanen TK, Simolin H, Suortti T, Koivula A, Söderlund H.

Anal Chem. 2005 May 15;77(10):3038-44.PMID: 15889891 [PubMed - indexed for MEDLINE]Related articles

Cardiovascular regulation and hippocampal sclerosis.

Ansakorpi H, Korpelainen JT, Tanskanen P, Huikuri HV, Koivula A, Tolonen U, Pyhtinen J, Myllylä VV, Isojärvi JI.

Epilepsia. 2004 Aug;45(8):933-9.PMID: 15270759 [PubMed - indexed for MEDLINE]Related articles

Differential recognition of animal type beta4-galactosylated and alpha3-fucosylated chito-oligosaccharides by two family 18 chitinases from Trichoderma harzianum.

Boer H, Munck N, Natunen J, Wohlfahrt G, Söderlund H, Renkonen O, Koivula A.

Glycobiology. 2004 Dec;14(12):1303-13. Epub 2004 Jun 30.PMID: 15229194 [PubMed - indexed for MEDLINE]Related articlesFree article

Model-based mutagenesis to improve the enantioselective fractionation properties of an antibody.

Nevanen TK, Hellman ML, Munck N, Wohlfahrt G, Koivula A, Söderlund H.

Protein Eng. 2003 Dec;16(12):1089-97.PMID: 14983091 [PubMed - indexed for MEDLINE]Related articlesFree article

Engineering the exo-loop of Trichoderma reesei cellobiohydrolase, Cel7A. A comparison with Phanerochaete chrysosporium Cel7D.

von Ossowski I, Ståhlberg J, Koivula A, Piens K, Becker D, Boer H, Harle R, Harris M, Divne C, Mahdi S, Zhao Y, Driguez H, Claeyssens M, Sinnott ML, Teeri TT.

J Mol Biol. 2003 Oct 31;333(4):817-29.PMID: 14568538 [PubMed - indexed for MEDLINE]Related articles

Probing pH-dependent functional elements in proteins: modification of carboxylic acid pairs in Trichoderma reesei cellobiohydrolase Cel6A.

Wohlfahrt G, Pellikka T, Boer H, Teeri TT, Koivula A.

Biochemistry. 2003 Sep 2;42(34):10095-103.PMID: 12939137 [PubMed - indexed for MEDLINE]Related articles

The relationship between thermal stability and pH optimum studied with wild-type and mutant Trichoderma reesei cellobiohydrolase Cel7A.

Boer H, Koivula A.

Eur J Biochem. 2003 Mar;270(5):841-8.PMID: 12603317 [PubMed - indexed for MEDLINE]Related articlesFree article

The active site of cellobiohydrolase Cel6A from Trichoderma reesei: the roles of aspartic acids D221 and D175.

Koivula A, Ruohonen L, Wohlfahrt G, Reinikainen T, Teeri TT, Piens K, Claeyssens M, Weber M, Vasella A, Becker D, Sinnott ML, Zou JY, Kleywegt GJ, Szardenings M, Ståhlberg J, Jones TA.

J Am Chem Soc. 2002 Aug 28;124(34):10015-24.PMID: 12188666 [PubMed - indexed for MEDLINE]Related articles

Crystal structure of a laccase from Melanocarpus albomyces with an intact trinuclear copper site.

Hakulinen N, Kiiskinen LL, Kruus K, Saloheimo M, Paananen A, Koivula A, Rouvinen J.

Nat Struct Biol. 2002 Aug;9(8):601-5.PMID: 12118243 [PubMed - indexed for MEDLINE]Related articles

Apparent diffusion coefficients and T2 relaxation time measurements to evaluate disc degeneration. A quantitative MR study of young patients with previous vertebral fracture.

Kerttula L, Kurunlahti M, Jauhiainen J, Koivula A, Oikarinen J, Tervonen O.

Acta Radiol. 2001 Nov;42(6):585-91.PMID: 11736706 [PubMed - indexed for MEDLINE]Related articles

Engineering of a glycosidase Family 7 cellobiohydrolase to more alkaline pH optimum: the pH behaviour of Trichoderma reesei Cel7A and its E223S/ A224H/L225V/T226A/D262G mutant.

Becker D, Braet C, Brumer H 3rd, Claeyssens M, Divne C, Fagerström BR, Harris M, Jones TA, Kleywegt GJ, Koivula A, Mahdi S, Piens K, Sinnott ML, Ståhlberg J, Teeri TT, Underwood M, Wohlfahrt G.

Biochem J. 2001 May 15;356(Pt 1):19-30.PMID: 11336632 [PubMed - indexed for MEDLINE]Related articlesFree article

Cellulose-binding domains promote hydrolysis of different sites on crystalline cellulose.

Carrard G, Koivula A, Söderlund H, Béguin P.

Proc Natl Acad Sci U S A. 2000 Sep 12;97(19):10342-7.PMID: 10962023 [PubMed - indexed for MEDLINE]Related articlesFree article

Apparent diffusion coefficient in thoracolumbar intervertebral discs of healthy young volunteers.

Kerttula LI, Jauhiainen JP, Tervonen O, Suramo IJ, Koivula A, Oikarinen JT.

J Magn Reson Imaging. 2000 Aug;12(2):255-60.PMID: 10931588 [PubMed - indexed for MEDLINE]Related articles

Characterization of Trichoderma reesei cellobiohydrolase Cel7A secreted from Pichia pastoris using two different promoters.

Boer H, Teeri TT, Koivula A.

Biotechnol Bioeng. 2000 Sep 5;69(5):486-94.PMID: 10898858 [PubMed - indexed for MEDLINE]Related articles

Initial experience with a wireless personal digital assistant as a teleradiology terminal for reporting emergency computerized tomography scans.

Reponen J, Ilkko E, Jyrkinen L, Tervonen O, Niinimäki J, Karhula V, Koivula A.

J Telemed Telecare. 2000;6(1):45-9.PMID: 10824391 [PubMed - indexed for MEDLINE]Related articles

Hydrolyses of alpha- and beta-cellobiosyl fluorides by Cel6A (cellobiohydrolase II) of Trichoderma reesei and Humicola insolens.

Becker D, Johnson KS, Koivula A, Schülein M, Sinnott ML.

Biochem J. 2000 Jan 15;345 Pt 2:315-9.PMID: 10620509 [PubMed - indexed for MEDLINE]Related articlesFree article

Crystallographic evidence for substrate ring distortion and protein conformational changes during catalysis in cellobiohydrolase Ce16A from trichoderma reesei.

Zou J, Kleywegt GJ, Ståhlberg J, Driguez H, Nerinckx W, Claeyssens M, Koivula A, Teeri TT, Jones TA.

Structure. 1999 Sep 15;7(9):1035-45.PMID: 10508787 [PubMed - indexed for MEDLINE]Related articles

Digital wireless radiology consultations with a portable computer.

Reponen J, Ilkko E, Jyrkinen L, Karhula V, Tervonen O, Laitinen J, Leisti EL, Koivula A, Suramo I.

J Telemed Telecare. 1998;4(4):201-5.PMID: 10505355 [PubMed - indexed for MEDLINE]Related articles

A comparative study of two retaining enzymes of Trichoderma reesei: transglycosylation of oligosaccharides catalysed by the cellobiohydrolase I, Cel7A, and the beta-mannanase, Man5A.

Harjunpää V, Helin J, Koivula A, Siika-aho M, Drakenberg T.

FEBS Lett. 1999 Jan 25;443(2):149-53.PMID: 9989594 [PubMed - indexed for MEDLINE]Related articles

Tryptophan 272: an essential determinant of crystalline cellulose degradation by Trichoderma reesei cellobiohydrolase Cel6A.

Koivula A, Kinnari T, Harjunpää V, Ruohonen L, Teleman A, Drakenberg T, Rouvinen J, Jones TA, Teeri TT.

FEBS Lett. 1998 Jun 16;429(3):341-6. Erratum in: FEBS Lett 1999 Mar 26;447(2-3):334. PMID: 9662445 [PubMed - indexed for MEDLINE]Related articles

Trichoderma reesei cellobiohydrolases: why so efficient on crystalline cellulose?

Teeri TT, Koivula A, Linder M, Wohlfahrt G, Divne C, Jones TA.

Biochem Soc Trans. 1998 May;26(2):173-8. Review. No abstract available. PMID: 9649743 [PubMed - indexed for MEDLINE]Related articles

Image feature based automatic correction of low-frequency spatial intensity variations in MR images.

Koivula A, Alakuijala J, Tervonen O.

Magn Reson Imaging. 1997;15(10):1167-75.PMID: 9408137 [PubMed - indexed for MEDLINE]Related articles

Computed tomography data based rapid prototyping model of the temporal bone before cochlear implant surgery.

Löppönen H, Holma T, Sorri M, Jyrkinen L, Karhula V, Koivula A, Ilkko E, Laitinen J, Koivukangas J, Oikarinen J, Alamäki O.

Acta Otolaryngol Suppl. 1997;529:47-9.PMID: 9288265 [PubMed - indexed for MEDLINE]Related articles

Immunoaffinity chromatographic purification of cellobiohydrolase II mutants from recombinant trichoderma reesei strains devoid of major endoglucanase genes.

Koivula A, Lappalainen A, Virtanen S, Mäntylä AL, Suominen P, Teeri TT.

Protein Expr Purif. 1996 Dec;8(4):399-400.PMID: 8959766 [PubMed - indexed for MEDLINE]Related articles

Immunoaffinity Chromatographic Purification of Cellobiohydrolase II Mutants from Recombinant Trichoderma reesei Strains Devoid of Major Endoglucanase Genes

Koivula A, Lappalainen A, Virtanen S, Mäntylä AL, Suominen P, Teeri TT.

Protein Expr Purif. 1996 Dec;8(4):391-400.PMID: 8954885 [PubMed - as supplied by publisher]Related articles

Activity studies and crystal structures of catalytically deficient mutants of cellobiohydrolase I from Trichoderma reesei.

Ståhlberg J, Divne C, Koivula A, Piens K, Claeyssens M, Teeri TT, Jones TA.

J Mol Biol. 1996 Nov 29;264(2):337-49.PMID: 8951380 [PubMed - indexed for MEDLINE]Related articles

Cello-oligosaccharide hydrolysis by cellobiohydrolase II from Trichoderma reesei. Association and rate constants derived from an analysis of progress curves.

Harjunpää V, Teleman A, Koivula A, Ruohonen L, Teeri TT, Teleman O, Drakenberg T.

Eur J Biochem. 1996 Sep 15;240(3):584-91.PMID: 8856058 [PubMed - indexed for MEDLINE]Related articlesFree article

Image technique optimization in MR imaging of a titanium alloy joint prosthesis.

Törmänen J, Tervonen O, Koivula A, Junila J, Suramo I.

J Magn Reson Imaging. 1996 Sep-Oct;6(5):805-11.PMID: 8890020 [PubMed - indexed for MEDLINE]Related articles

The active site of Trichoderma reesei cellobiohydrolase II: the role of tyrosine 169.

Koivula A, Reinikainen T, Ruohonen L, Valkeajärvi A, Claeyssens M, Teleman O, Kleywegt GJ, Szardenings M, Rouvinen J, Jones TA, Teeri TT.

Protein Eng. 1996 Aug;9(8):691-9.PMID: 8875646 [PubMed - indexed for MEDLINE]Related articlesFree article