Colarusso A, Caterino M, Fabbri A, Fiorentini C, Vergara A, Sica F, Parrilli E, Tutino ML

High yield purification and first structural characterization of the full-length bacterial toxin CNF1
Biotechnol Prog (ISSN: 1520-6033electronic, 1520-6033linking), 2017 Oct 24; N/D: N/D-N/D.

Pica A, Russo Krauss I, Parente V, Tateishi-karimata H, Nagatoishi S, Tsumoto K, Sugimoto N, Sica F

Through-bond effects in the ternary complexes of thrombin sandwiched by two DNA aptamers
Nucleic Acids Res (ISSN: 0305-1048, 1362-4962), 2016 Nov 28; N/D: N/D-N/D.

Merlino A, Russo Krauss I, Castellano I, Ruocco MR, Capasso A, De Vendittis E, Rossi B, Sica F

Structural and denaturation studies of two mutants of a cold adapted superoxide dismutase point to the importance of electrostatic interactions in protein stability
Bba-Gen Subjects (ISSN: 0925-4439, 0006-3002, 1570-9639), 2014 Mar; 1844(3): 632-640.

Russo Krauss I, Parkinson GN, Merlino A, Mattia CA, Randazzo A, Novellino E, Mazzarella L, Sica F

A regular thymine tetrad and a peculiar supramolecular assembly in the first crystal structure of an all-LNA G-quadruplex
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2014 Feb; 70(2): 362-370.

Pica A, Russo Krauss I, Merlino A, Nagatoishi S, Sugimoto N, Sica F

Dissecting the contribution of thrombin exosite I in the recognition of thrombin binding aptamer
Febs Journal (ISSN: 1742-464x), 2013 Dec; 280(24): 6581-6588.

Russo Krauss I, Pica A, Merlino A, Mazzarella L, Sica F

Duplex-quadruplex motifs in a peculiar structural organization cooperatively contribute to thrombin binding of a DNA aptamer
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2013 Dec; 69(12): 2403-2411.

Sica F, Pica A, Merlino A, Russo Krauss I, Ercole C, Picone D

The multiple forms of bovine seminal ribonuclease: Structure and stability of a C-terminal swapped dimer
Febs Lett (ISSN: 0014-5793, 0014-5793print, 1873-3468electronic), 2013 Nov 29; 587(23): 3755-3762.

Pica A, Merlino A, Buell AK, Knowles TJ, Pizzo E, D'Alessio G, Sica F, Mazzarella L

Three-dimensional domain swapping and supramolecular protein assembly: insights from the X-ray structure of a dimeric swapped variant of human pancreatic RNase
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2013 Oct; 69: 2116-2123.

Vergara A, Grassi M, Sica F, Pizzo E, D’Alessio G, Mazzarella L, Merlino A

A Novel Interdomain Interface In Crystallins: Structural Characterization Of The Beta Gamma-Crystallin From Geodia Cydonium At 0. 99 Angstrom Resolution
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2013 Jun; 69(6): 960-967.

Russo Krauss I, Merlino A, Vergara A, Sica F

An overview of biological macromolecule crystallization
Int J Mol Sc (ISSN: 1422-0067, 1661-6596, 1422-0067electronic), 2013 May 31; 14(6): 11643-11691.

Stelitano V, Brandt A, Fernicola S, Franceschini S, Giardina G, Pica A, Rinaldo S, Sica F, Cutruzzola F

Probing the activity of diguanylate cyclases and c-di-GMP phosphodiesterases in real-time by CD spectroscopy
Nucleic Acids Res (ISSN: 0305-1048, 0305-5104, 1362-4962), 2013 Apr; 41(7): e79-e79.

Pica A, Russo Krauss I, Castellano I, La Cara F, Graziano G, Sica F, Merlino A

Effect Of Nacl On The Conformational Stability Of The Thermophilic Gamma-Glutamyltranspeptidase From Geobacillus Thermodenitrificans: Implication For Globular Protein Halotolerance
Bba-Gen Subjects (ISSN: 1570-9639, 0006-3002, 0925-4439), 2013 Jan; 1834(1): 149-157.

Russo Krauss I, Pica A, Merlino A, Mazzarella L, Sica F

Duplex-Quadruplex Motifs In A Novel Structural Organization Cooperatively Contribute To Thrombin Binding Of Hd22-27mer
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2013; D69: 2403-2411.

Russo Krauss I, Merlino A, Randazzo A, Novellino E, Mazzarella L, Sica F

High-resolution structures of two complexes between thrombin and thrombin-binding aptamer shed light on the role of cations in the aptamer inhibitory activity
Nucleic Acids Res (ISSN: 0305-1048, 1362-4962, 1362-4962electronic), 2012 Sep; 40(16): 8119-8128.

Merlino A, Picone D, Ercole C, Balsamo A, Sica F

Chain termini cross-talk in the swapping process of bovine pancreatic ribonuclease
Biochimie (ISSN: 0300-9084, 1638-6183, 1638-6183electronic), 2012 May; 94(5): 1108-1118.

Pica A, Russo Krauss I, Castellano I, Rossi M, La Cara F, Graziano G, Sica F, Merlino A

Exploring The Unfolding Mechanism Of Gamma-Glutamyltranspeptidases: The Case Of The Thermophilic Enzyme From Geobacillus Thermodenitrificans
Bba-Gen Subjects (ISSN: 1570-9639, 0006-3002, 0925-4439), 2012 Apr; 1824(4): 571-577.

Merlino A, Russo Krauss I, Rossi B, De Vendittis A, Marco S, De Vendittis E, Vergara A, Sica F

Identification of an active dimeric intermediate populated during the unfolding process of the cambialistic superoxide dismutase from Streptococcus mutans
Biochimie (ISSN: 0300-9084, 1638-6183, 1638-6183electronic), 2012 Mar; 94(3): 768-775.

Russo Krauss I, Sica F, Mattia CA, Merlino A

Increasing the X-ray diffraction power of protein crystals by dehydration: the case of bovine serum albumin and a survey of literature data
Int J Mol Sc (ISSN: 1422-0067, 1661-6596, 1422-0067electronic), 2012 Mar; 13(3): 3782-3800.

Merlino A, Vitiello G, Grimaldi M, Sica F, Busi E, Basosi R, D’Ursi A, Fragneto G, Paduano L, D’Errico G

Destabilization of Lipid Membranes by a Peptide Derived from Glycoprotein gp36 of Feline Immunodeficiency Virus: A Combined Molecular Dynamics/Experimental Study
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2012 Jan 12; 116(1): 401-412.

Merlino A, Russo Krauss I, Albino A, Pica A, Vergara A, Masullo M, De Vendittis E, Sica F

Improving Protein Crystal Quality by the Without-Oil Microbatch Method: Crystallization and Preliminary X-ray Diffraction Analysis of Glutathione Synthetase from Pseudoalteromonas haloplanktis
Int J Mol Sc (ISSN: 1422-0067, 1661-6596, 1422-0067electronic), 2011 Sep; 12(9): 6312-6319.

Troise F, Monti M, Merlino A, Cozzolino F, Fedele C, Russo Krauss I, Sica F, Pucci P, D'Alessio G, De Lorenzo C

A novel ErbB2 epitope targeted by human antitumor immunoagents
Febs Journal (ISSN: 1742-464x), 2011 Apr; 278(7): 1156-1166.

Boechi L, Marti MA, Vergara A, Sica F, Mazzarella L, Estrin DA, Merlino A

Protonation of Histidine 55 Affects the Oxygen Access to Heme in the Alpha Chain of the Hemoglobin from the Antarctic Fish Trematomus bernacchii
Iubmb Life (ISSN: 1521-6543, 1521-6551), 2011 Mar; 63(3): 175-182.

Pizzo E, Merlino A, Turano M, Russo Krauss I, Coscia F, Zanfardino A, Varcamonti M, Furia A, Giancola C, Mazzarella L, Sica F, D'Alessio G

A new RNase sheds light on the RNase/angiogenin subfamily from zebrafish
Biochem J (ISSN: 1470-8728electronic, 0264-6021linking, 0264-6021print), 2011 Jan 15; 433(2): 345-355.

Russo Krauss I, Merlino A, Giancola C, Randazzo A, Mazzarella L, Sica F

Thrombin-aptamer recognition: a revealed ambiguity
Nucleic Acids Res (ISSN: 0305-1048, 1362-4962, 1362-4962electronic), 2011; 39(17): 7858-7867.

Merlino A, Russo Krauss I, Castellano I, De Vendittis E, Rossi B, Conte M, Vergara A, Sica F

Structure and flexibility in cold-adapted iron superoxide dismutases: The case of the enzyme isolated from Pseudoalteromonas haloplanktis
J Struct Biol (ISSN: 1047-8477), 2010 Dec; 172(3): 343-352.

Vergara A, Vitagliano L, Merlino A, Sica F, Marino K, Verde C, di Prisco G, Mazzarella L

An Order-Disorder Transition Plays a Role in Switching Off the Root Effect in Fish Hemoglobins
J Biol Chem (ISSN: 0021-9258, 1083-351x), 2010 Oct 15; 285(42): 32568-32575.

Russo Krauss I, Merlino A, Randazzo A, Mazzarella L, Sica F

Crystallization and preliminary X-ray analysis of the complex of human alpha-thrombin with a modified thrombin-binding aptamer
Nucleosides Nucleotides Nucleic Acids (ISSN: 1744-3091, 1744-4309, 1532-2335electronic), 2010 Aug 1; 66(Pt8): 961-963.

Merlino A, Vergara A, Sica F, Aschi M, Amadei A, Di Nola A, Mazzarella L

Free-Energy Profile for CO Binding to Separated Chains of Human and Trematomus newnesi Hemoglobin: Insights from Molecular Dynamics Simulations and Perturbed Matrix Method
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2010 May 27; 114(20): 7002-7008.

Merlino A, Vitagliano L, Howes BD, Verde C, Di Prisco G, Smulevich G, Sica F, Vergara A

Combined Crystallographic and Spectroscopic Analysis of Trematomus bernacchii Hemoglobin Highlights Analogies and Differences in the Peculiar Oxidation Pathway of Antarctic Fish Hemoglobins
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 2009 Dec; 91(12): 1117-1125.

Merlino A, Russo Krauss I, Perillo M, Mattia CA, Ercole C, Picone D, Vergara A, Sica F

Toward an Antitumor Form of Bovine Pancreatic Ribonuclease: The Crystal Structure of Three Noncovalent Dimeric Mutants
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 2009 Dec; 91(12): 1029-1037.

Merlino A, Vergara A, Sica F, Mazzarella L

The bis-histidyl complex in hemoproteins: A detailed conformational analysis of database protein structures and the case of Antarctic fish hemoglobins
Marine Genomics (ISSN: 1874-7787), 2009 Mar; 2(1): 51-56.

Merlino A, Avella G, Di Gaetano S, Arciello A, Piccoli R, Mazzarella L, Sica F

Structural features for the mechanism of antitumor action of a dimeric human pancreatic ribonuclease variant
Protein Sci (ISSN: 0961-8368, 1469-896xelectronic, 0961-8368linking), 2009 Jan; 18(1): 50-57.

Merlino A, Sica F, Mazzarella L, Zagari A, Vergara A

Correlation between Raman and X-ray crystallography data of (Pro-Pro-Gly)(10)
Biophys Chem (ISSN: 0301-4622, 0301-4622linking), 2008 Sep; 137(1): 24-27.

Merlino A, Ercole C, Picone D, Pizzo E, Mazzarella L, Sica F

The buried diversity of bovine seminal ribonuclease: Shape and cytotoxicity of the swapped non-covalent form of the enzyme
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 2008 Feb 15; 376(2): 427-437.

Merlino A, Russo Krauss I, Castellano I, De Vendittis E, Vergara A, Sica F

Crystallization and preliminary x-ray diffraction studies of a psychrophilic iron superoxide dismutase from Pseudoalteromonas haloplanktis
Protein Pept Lett (ISSN: 0929-8665, 1875-5305), 2008; 15(4): 415-418.

Pastore C, Franzese M, Sica F, Temussi P, Pastore A

Understanding the binding properties of an unusual metal-binding protein - a study of bacterial frataxin
Febs Journal (ISSN: 1742-464x), 2007 Sep; 274(16): 4199-4210.

Merlino A, Sica F, Mazzarella L

Approximate values for force constant and wave number associated with a low-frequency concerted motion in proteins can be evaluated by a comparison of X-ray structures
J Phys Chem B (ISSN: 1520-6106, 1520-5207, 1520-5207electronic), 2007 May 17; 111(19): 5483-5486.

Merlino A, Mazzarella L, Carannante A, Di Fiore A, Di Donato A, Notomista E, Sica F

The importance of dynamic effects on the enzyme activity: X-ray structure and molecular dynamics of onconase mutants
J Biol Chem (ISSN: 0021-9258, 1083-351x), 2005 May 6; 280(18): 17953-17960.

Picone D, Di Fiore A, Ercole C, Franzese M, Sica F, Tomaselli S, Mazzarella L

The role of the hinge loop in domain swapping - The special case of bovine seminal ribonuclease
J Biol Chem (ISSN: 0021-9258, 1083-351x), 2005 Apr 8; 280(14): 13771-13778.

Sica F, Di Fiore A, Merlino A, Mazzarella L

Structure and stability of the non-covalent swapped dimer of bovine seminal ribonuclease - An enzyme tailored to evade ribonuclease protein inhibitor
J Biol Chem (ISSN: 0021-9258, 1083-351x), 2004 Sep 27; 279(35): 36753-36760.

Merlino A, Vitagliano L, Sica F, Zagari A, Mazzarella L

Population shift vs induced fit: The case of bovine seminal ribonuclease swapping dimer
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 2004 Apr 15; 73(6): 689-695.

Esposito L, Bruno I, Sica F, Raia CA, Giordano A, Rossi M, Mazzarella L, Zagari A

Crystal structure of a ternary complex of the alcohol dehydrogenase from Sulfolobus solfataricus
Biochemistry (ISSN: 0006-2960, 1520-4995, 1520-4995electronic), 2003 Dec 16; 42(49): 14397-14407.

Berisio R, Sica F, De Lorenzo C, Di Fiore A, Piccoli R, Zagari A, Mazzarella L

Crystal Structure Of The Dimeric Un-Swapped Form Of Bovine Seminal Ribonuclease
Febs Lett (ISSN: 0014-5793, 0014-5793print, 1873-3468electronic), 2003 Nov 6; 554(1-2): 105-110.

Sica F, Di Fiore A, Zagari A, Mazzarella L

The unswapped chain of bovine seminal ribonuclease: Crystal structure of the free and liganded monomeric derivative
Proteins (ISSN: 0887-3585, 1097-0134, 1097-0134electronic), 2003 Sep 1; 52(2): 263-271.

Esposito L, Bruno I, Sica F, Raia CA, Giordano A, Rossi M, Mazzarella L, Zagari A

Structural study of a single-point mutant of Sulfolobus solfataricus alcohol dehydrogenase with enhanced activity
Febs Lett (ISSN: 0014-5793, 0014-5793print, 1873-3468electronic), 2003 Mar 27; 539(1-3): 14-18.

Esposito L, Sica F, Raia CA, Giordano A, Rossi M, Mazzarella L, Zagari A

Crystal Structure Of The Alcohol Dehydrogenase From The Hyperthermophilic Archaeon Sulfolobus Solfataricus At 1. 85 Angstrom Resolution
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 2002 Apr 26; 318(2): 463-477.

Berisio R, Sica F, Lamzin VS, Wilson KS, Zagari A, Mazzarella L

Atomic resolution structures of ribonuclease A at six pH values
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 2002; 58(3): 441-450.

Berisio R, Sica F, Lamzin VS, Wilson KS, Zagari A, Mazzarella L

Atomic Resolution Structures Of Rnase A At Six Ph Values
Acta Crystallogr D Biol Crystallogr, 2002; N/D: 441-450.

Vitagliano L, Masullo M, Sica F, Zagari A, Bocchini V

The crystal structure of Sulfolobus solfataricus elongation factor 1α in complex with GDP reveals novel features in nucleotide binding and exchange
Embo J (ISSN: 0261-4189), 2001 Oct 1; 20(19): 5305-5311.

Esposito L, Vitagliano L, Sica F, Sorrentino G, Zagari A, Mazzarella L

The ultrahigh resolution crystal structure of ribonuclease A containing an isoaspartyl residue: Hydration and sterochemical analysis
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 2000 Mar 31; 297(3): 713-732.

ZagariA, Berisio R, Merlino A, Sica F, Vitagliano L, Mazzarella L

Reversible domain motions induced by substrate binding in ribonuclease
Acta Crystallographica Section A, 2000; 56: 263-263.

Vitagliano L, Adinolfi S, Sica F, Merlino A, Zagari A, Mazzarella L

A potential allosteric subsite generated by domain swapping in bovine seminal ribonuclease
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 1999 Oct 29; 293(3): 569-577.

Berisio R, Lamzin VS, Sica F, Wilson KS, Zagari A, Mazzarella L

Protein titration in the crystal state
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 1999 Oct 1; 292(4): 845-854.

Sica F, Adinolfi S, Berisio R, De Lorenzo C, Mazzarella L, Piccoli R, Vitagliano L, Zagari A

Crystallization of multiple forms of bovine seminal ribonuclease in the liganded and unliganded state
J Cryst Growth (ISSN: 0022-0248), 1999; 196(2-4): 305-312.

Vitagliano L, Adinolfi S, Riccio A, Sica F, Zagari A, Mazzarella L

Binding of a substrate analog to a domain swapping protein: X-ray structure of the complex of bovine seminal ribonuclease with uridylyl(2 ', 5 ')adenosine
Protein Sci (ISSN: 0961-8368, 1469-896xelectronic), 1998 Sep; 7(8): 1691-1699.

 Esposito L, Sica F, Sorrentino G, Berisio R, Carotenuto L, Giordano A, Raia C, Rossi M, Lamzin VS, Willson KS, Zagari A

Protein Crystal Growth In The Advance Protein Crystallisation Facility On The Lms Mission: A Comparison Of Sulfolobus Solfataricus Alchool Dehydrogenase Crystals Grown On The Ground And In Microgravity
Acta Crystallogr D Biol Crystallogr, 1998; 54: 386-390.

Esposito L, Sica F, Sorrentino G, Berisio R, Carotenuto L, Giordano A, Raia CA, Rossi M, Lamzin VS, Wilson KS, Zagari A

Protein crystal growth in the advanced protein crystallization facility on the LMS mission: A comparison of Sulfolobus solfataricus alcohol dehydrogenase crystals grown on the ground and in microgravity
Acta Crystallogr D Biol Crystallogr (ISSN: 0907-4449, 0907-4449linking), 1998; 54(3): 386-390.

Adinolfi S, Piccoli R, Sica F, Mazzarella L

BS-RNase tetramers: An example of domain-swapped oligomers
Febs Lett (ISSN: 0014-5793, 0014-5793print, 1873-3468electronic), 1996 Dec 2; 398(2-3): 326-332.

Sica F, Adinolfi S, Vitagliano L, Zagari A, Capasso S, Mazzarella L

Cosolute effect on crystallization of two dinucleotide complexes of bovine seminal ribonuclease from concentrated salt solutions
J Cryst Growth (ISSN: 0022-0248), 1996; 168(1-4): 192-197.

Capasso S, Di Donato A, Esposito L, Sica F, Sorrentino G, Vitagliano L, Zagari A, Mazzarella L

Deamidation in proteins: The crystal structure of bovine pancreatic ribonuclease with an isoaspartyl residue at position 67
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 1996; 257(3): 492-496.

CAPASSO S, SICA F, MAZZARELLA L, BALBONI G, GUERRINI R, SALVADORI S

ACID CATALYSIS IN THE FORMATION OF DIOXOPIPERAZINES FROM PEPTIDES CONTAINING TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID AT POSITION-2
Int J Pept Protein Res (ISSN: 0367-8377, 0367-8377print), 1995 Jun; 45(6): 567-573.

PEARL L, DEMASI D, HEMMINGS A, SICA F, MAZZARELLA L, RAIA C, DAURIA S, ROSSI M

CRYSTALLIZATION AND PRELIMINARY-X-RAY ANALYSIS OF AN NAD+-DEPENDENT ALCOHOL-DEHYDROGENASE FROM THE EXTREME THERMOPHILIC ARCHAEBACTERIUM SULFOLOBUS-SOLFATARICUS
J Mol Biol (ISSN: 0022-2836, 1089-8638, 1089-8638electronic), 1993 Feb 5; 229(3): 782-784.

Capasso S, Mazzarella L, Sica F, Zagari A

Solid-state conformations of aminosuccinyl peptides: crystal structure of tert-butyloxycarbonyl-L-leucyl-L-aminosuccinyl-L-phenylalaninami de
Biopolymers (ISSN: 0006-3525, 0006-6352, 0006-3525print), 1989; 28(1): 139-147.

Capasso S, Mazzarella L, Sica F, Zagari A

Type II' beta-bend conformation of tert. -butyloxycarbonyl-L-amino-succinyl-L-alanyl-glycine methyl ester in the solid state
Int J Pept Protein Res (ISSN: 0367-8377, 0367-8377print), 1984; 24(6): 588-596.