HEADER VIRAL PROTEIN 29-DEC-17 6FE6 TITLE SOLUTION STRUCTURE OF A LAST GENERATION P2-P4 MACROCYCLIC INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: NON-STRUCTURAL 3 PROTEASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: NS3 PROTEIN PLUS A SOLUBILIZING HEXAPEPTIDE TAIL COMPND 6 (ASKKKK) COMPLEX WITH P2P4 MACROCYCLIC INHIBITOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HEPATITIS C VIRUS SUBTYPE 1B; SOURCE 3 ORGANISM_TAXID: 31647; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS NS3 PROTEASE, INHIBITOR, COMPLEX, HCV, VIRAL PROTEIN EXPDTA SOLUTION NMR NUMMDL 18 AUTHOR M.GALLO,T.ELISEO,D.O.CICERO REVDAT 2 08-MAY-19 6FE6 1 REMARK REVDAT 1 30-JAN-19 6FE6 0 JRNL AUTH M.GALLO,T.ELISEO,E.S.MONTEAGUDO,S.SABETTA,M.PACI,V.SUMMA, JRNL AUTH 2 D.O.CICERO JRNL TITL SOLUTION STRUCTURE OF A LAST GENERATION MACROCYCLIC JRNL TITL 2 INHIBITOR. HEPATITIS C VIRUS NS3 PROTEASE COMPLEX: WHEN S JRNL TITL 3 PRIME REGION OCCUPANCY IS NOT ENOUGH TO STABILIZE THE JRNL TITL 4 PROTEIN CONFORMATION IN THE ABSENCE OF NS4A. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XPLOR-NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6FE6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-DEC-17. REMARK 100 THE DEPOSITION ID IS D_1200008160. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308 REMARK 210 PH : 6.8 REMARK 210 IONIC STRENGTH : 100 MM NACL REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 500 UM [U-99% 15N] HCV NS3 REMARK 210 PROTEASE, 500 UM NA P2P4M, 100 REMARK 210 MM NA SODIUM CHLORIDE, 0.3 % REMARK 210 DEUTERATED N-OCTYL BETA-D- REMARK 210 GLUCOPYRANOSIDE, 1 MM NA DTT, REMARK 210 0.01 % NA SODIUM AZIDE, 95% H2O/ REMARK 210 5% D2O; 500 UM [U-99% 15N] [U-99% REMARK 210 13C] HCV NS3 PROTEASE, 500 UM REMARK 210 NA P2P4M, 100 MM NA SODIUM REMARK 210 CHLORIDE, 0.3 % DEUTERATED N- REMARK 210 OCTYL BETA-D-GLUCOPYRANOSIDE, 1 REMARK 210 MM NA DTT, 0.01 % NA SODIUM REMARK 210 AZIDE, 95% H2O/5% D2O; 500 UM [U- REMARK 210 99% 15N] [U-99% 13C] HCV NS3 REMARK 210 PROTEASE, 500 UM NA P2P4M, 100 REMARK 210 MM NA SODIUM CHLORIDE, 0.3 % REMARK 210 DEUTERATED N-OCTYL BETA-D- REMARK 210 GLUCOPYRANOSIDE, 1 MM NA DTT, REMARK 210 0.01 % NA SODIUM AZIDE, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC REMARK 210 ALIPHATIC; 2D 1H-13C HSQC REMARK 210 AROMATIC; 3D HNCO; 3D HNCA; 3D REMARK 210 HN(CO)CA; 3D CBCANH; 3D CBCA(CO) REMARK 210 NH; 3D 1H-15N NOESY; 3D 1H-15N REMARK 210 TOCSY; 3D 1H-13C NOESY ALIPHATIC; REMARK 210 3D 1H-13C NOESY AROMATIC; F1- REMARK 210 EDITED, F3-FILTERED 3D HMQC- REMARK 210 NOESY; DOUBLE-FILTERED [F1-C/N, REMARK 210 F2-C/N]-NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NMRVIEW, TOPSPIN, NMRPIPE, TALOS REMARK 210 METHOD USED : MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 18 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 18 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-18 REMARK 465 RES C SSSEQI REMARK 465 SER A 182 REMARK 465 LYS A 183 REMARK 465 LYS A 184 REMARK 465 LYS A 185 REMARK 465 LYS A 186 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 ASN A 77 100.93 -168.17 REMARK 500 1 CYS A 99 12.22 -145.07 REMARK 500 1 ARG A 155 -67.48 -122.59 REMARK 500 2 GLN A 28 55.06 -157.60 REMARK 500 2 GLU A 30 129.99 62.31 REMARK 500 2 GLU A 32 -65.12 66.64 REMARK 500 2 ALA A 91 71.64 -150.81 REMARK 500 2 SER A 93 104.98 -177.04 REMARK 500 2 ARG A 155 -76.13 -117.23 REMARK 500 3 ARG A 24 116.74 59.35 REMARK 500 3 ASN A 27 -150.15 51.22 REMARK 500 3 GLN A 28 -73.30 66.28 REMARK 500 3 GLU A 32 -39.65 -169.30 REMARK 500 3 ILE A 71 -153.47 -128.79 REMARK 500 3 THR A 108 -168.25 -108.29 REMARK 500 3 ARG A 155 -80.35 -132.41 REMARK 500 4 GLU A 32 63.27 -113.10 REMARK 500 4 ILE A 71 -109.72 -129.70 REMARK 500 4 ASN A 77 111.85 -167.28 REMARK 500 4 ARG A 155 -76.41 -135.95 REMARK 500 5 ARG A 24 176.27 53.79 REMARK 500 5 ASP A 25 35.51 -147.15 REMARK 500 5 ARG A 155 -79.85 -128.60 REMARK 500 5 ARG A 161 50.28 -143.24 REMARK 500 6 ARG A 155 -66.17 -140.38 REMARK 500 7 ARG A 24 49.12 -143.15 REMARK 500 7 GLN A 28 85.01 48.12 REMARK 500 7 SER A 61 -76.89 -49.12 REMARK 500 7 ILE A 71 -157.64 -149.27 REMARK 500 7 ASN A 77 117.99 -167.28 REMARK 500 7 CYS A 99 -8.31 -144.78 REMARK 500 7 ARG A 155 -71.21 -128.94 REMARK 500 7 ARG A 161 49.54 -140.86 REMARK 500 8 ASN A 27 94.26 53.34 REMARK 500 8 PHE A 43 -169.61 -127.78 REMARK 500 8 CYS A 99 -8.31 -144.89 REMARK 500 8 VAL A 113 -173.17 -176.37 REMARK 500 8 ARG A 155 -76.41 -131.83 REMARK 500 9 PHE A 43 -169.69 -129.45 REMARK 500 9 VAL A 113 -172.53 -175.70 REMARK 500 9 ARG A 119 27.38 -140.27 REMARK 500 9 LEU A 127 -73.79 -89.98 REMARK 500 9 ARG A 155 -70.62 -137.82 REMARK 500 9 ARG A 161 52.38 -145.23 REMARK 500 10 CYS A 99 -0.46 -144.86 REMARK 500 11 CYS A 99 -8.29 -144.48 REMARK 500 11 ARG A 155 -69.60 -103.59 REMARK 500 11 ARG A 161 51.58 -145.49 REMARK 500 12 CYS A 99 -8.41 -144.81 REMARK 500 12 ARG A 155 -75.66 -145.75 REMARK 500 REMARK 500 THIS ENTRY HAS 79 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 180 0.32 SIDE CHAIN REMARK 500 2 ARG A 180 0.29 SIDE CHAIN REMARK 500 3 ARG A 180 0.29 SIDE CHAIN REMARK 500 4 ARG A 180 0.22 SIDE CHAIN REMARK 500 5 ARG A 180 0.30 SIDE CHAIN REMARK 500 6 ARG A 180 0.32 SIDE CHAIN REMARK 500 7 ARG A 180 0.31 SIDE CHAIN REMARK 500 8 ARG A 180 0.32 SIDE CHAIN REMARK 500 9 ARG A 180 0.32 SIDE CHAIN REMARK 500 10 ARG A 180 0.29 SIDE CHAIN REMARK 500 11 ARG A 180 0.32 SIDE CHAIN REMARK 500 12 ARG A 180 0.30 SIDE CHAIN REMARK 500 13 ARG A 180 0.29 SIDE CHAIN REMARK 500 14 ARG A 180 0.32 SIDE CHAIN REMARK 500 15 ARG A 180 0.31 SIDE CHAIN REMARK 500 16 ARG A 180 0.30 SIDE CHAIN REMARK 500 17 ARG A 180 0.32 SIDE CHAIN REMARK 500 18 ARG A 180 0.23 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 202 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 97 SG REMARK 620 2 CYS A 99 SG 78.9 REMARK 620 N 1 REMARK 630 REMARK 630 MOLECULE TYPE: NULL REMARK 630 MOLECULE NAME: (3AR,7S,10S,12R,24AR)-7-CYCLOPENTYL-N-{(1R,2S)-1- REMARK 630 [(CYCLOPROPYLSULFONYL)CARBAMOYL]-2-ETHENYLCYCLOPROPYL}-5,8-DIOXO-1, REMARK 630 2,3,3A,5,6,7,8,11,12,20,21,22,23,24,24A-HEXADECAHYDRO-10H-9,12- REMARK 630 METHANOCYCLOPENTA[18,19][1,10,3,6]DIOXADIAZACYCLONONADECINO[12,11- REMARK 630 B]QUINOLINE-10-CARBOXAMIDE REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 630 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 630 REMARK 630 M RES C SSSEQI REMARK 630 1 4P2 A 201 REMARK 630 2 4P2 A 201 REMARK 630 3 4P2 A 201 REMARK 630 4 4P2 A 201 REMARK 630 5 4P2 A 201 REMARK 630 6 4P2 A 201 REMARK 630 7 4P2 A 201 REMARK 630 8 4P2 A 201 REMARK 630 9 4P2 A 201 REMARK 630 10 4P2 A 201 REMARK 630 11 4P2 A 201 REMARK 630 12 4P2 A 201 REMARK 630 13 4P2 A 201 REMARK 630 14 4P2 A 201 REMARK 630 15 4P2 A 201 REMARK 630 16 4P2 A 201 REMARK 630 17 4P2 A 201 REMARK 630 18 4P2 A 201 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: 2KX 2KY HYP 0Y9 0YA REMARK 630 DETAILS: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 4P2 A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 34225 RELATED DB: BMRB REMARK 900 SOLUTION STRUCTURE OF A LAST GENERATION P2-P4 MACROCYCLIC INHIBITOR DBREF 6FE6 A 22 181 UNP A6N4I5 A6N4I5_9HEPC 22 181 SEQADV 6FE6 ALA A 181 UNP A6N4I5 SER 181 CONFLICT SEQADV 6FE6 SER A 182 UNP A6N4I5 EXPRESSION TAG SEQADV 6FE6 LYS A 183 UNP A6N4I5 EXPRESSION TAG SEQADV 6FE6 LYS A 184 UNP A6N4I5 EXPRESSION TAG SEQADV 6FE6 LYS A 185 UNP A6N4I5 EXPRESSION TAG SEQADV 6FE6 LYS A 186 UNP A6N4I5 EXPRESSION TAG SEQRES 1 A 165 THR GLY ARG ASP LYS ASN GLN VAL GLU GLY GLU VAL GLN SEQRES 2 A 165 VAL VAL SER THR ALA THR GLN SER PHE LEU ALA THR CYS SEQRES 3 A 165 VAL ASN GLY VAL CYS TRP THR VAL TYR HIS GLY ALA GLY SEQRES 4 A 165 SER LYS THR LEU ALA GLY PRO LYS GLY PRO ILE THR GLN SEQRES 5 A 165 MET TYR THR ASN VAL ASP GLN ASP LEU VAL GLY TRP GLN SEQRES 6 A 165 ALA PRO PRO GLY ALA ARG SER LEU THR PRO CYS THR CYS SEQRES 7 A 165 GLY SER SER ASP LEU TYR LEU VAL THR ARG HIS ALA ASP SEQRES 8 A 165 VAL ILE PRO VAL ARG ARG ARG GLY ASP SER ARG GLY SER SEQRES 9 A 165 LEU LEU SER PRO ARG PRO VAL SER TYR LEU LYS GLY SER SEQRES 10 A 165 SER GLY GLY PRO LEU LEU CYS PRO SER GLY HIS ALA VAL SEQRES 11 A 165 GLY ILE PHE ARG ALA ALA VAL CYS THR ARG GLY VAL ALA SEQRES 12 A 165 LYS ALA VAL ASP PHE VAL PRO VAL GLU SER MET GLU THR SEQRES 13 A 165 THR MET ARG ALA SER LYS LYS LYS LYS HET 4P2 A 201 107 HET ZN A 202 1 HETNAM 4P2 (3AR,7S,10S,12R,24AR)-7-CYCLOPENTYL-N-{(1R,2S)-1- HETNAM 2 4P2 [(CYCLOPROPYLSULFONYL)CARBAMOYL]-2- HETNAM 3 4P2 ETHENYLCYCLOPROPYL}-5,8-DIOXO-1,2,3,3A,5,6,7,8,11,12, HETNAM 4 4P2 20,21,22,23,24,24A-HEXADECAHYDRO-10H-9,12- HETNAM 5 4P2 METHANOCYCLOPENTA[18,19][1,10,3, HETNAM 6 4P2 6]DIOXADIAZACYCLONONADECINO[12,11-B]QUINOLINE-10- HETNAM 7 4P2 CARBOXAMIDE HETNAM ZN ZINC ION FORMUL 2 4P2 C41 H53 N5 O8 S FORMUL 3 ZN ZN 2+ HELIX 1 AA1 TYR A 56 GLY A 60 1 5 HELIX 2 AA2 VAL A 172 ALA A 181 1 10 SHEET 1 AA1 4 VAL A 33 SER A 37 0 SHEET 2 AA1 4 SER A 42 VAL A 48 -1 O ALA A 45 N GLN A 34 SHEET 3 AA1 4 VAL A 51 VAL A 55 -1 O VAL A 51 N VAL A 48 SHEET 4 AA1 4 LEU A 82 GLN A 86 -1 O VAL A 83 N THR A 54 SHEET 1 AA2 7 LEU A 104 LEU A 106 0 SHEET 2 AA2 7 PRO A 115 ARG A 117 -1 O VAL A 116 N LEU A 104 SHEET 3 AA2 7 ARG A 123 PRO A 131 -1 O SER A 125 N ARG A 117 SHEET 4 AA2 7 VAL A 163 PRO A 171 -1 O ALA A 164 N ARG A 130 SHEET 5 AA2 7 ALA A 150 CYS A 159 -1 N ALA A 156 O ASP A 168 SHEET 6 AA2 7 PRO A 142 LEU A 144 -1 N LEU A 143 O VAL A 151 SHEET 7 AA2 7 LEU A 104 LEU A 106 -1 N TYR A 105 O LEU A 144 LINK SG CYS A 97 ZN ZN A 202 1555 1555 2.80 LINK SG CYS A 99 ZN ZN A 202 1555 1555 2.50 SITE 1 AC1 18 GLN A 41 SER A 42 TYR A 56 HIS A 57 SITE 2 AC1 18 VAL A 78 ASP A 81 VAL A 132 LEU A 135 SITE 3 AC1 18 LYS A 136 GLY A 137 SER A 139 PHE A 154 SITE 4 AC1 18 ARG A 155 ALA A 156 ALA A 157 VAL A 158 SITE 5 AC1 18 CYS A 159 ASP A 168 SITE 1 AC2 5 CYS A 97 CYS A 99 CYS A 145 SER A 147 SITE 2 AC2 5 HIS A 149 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1