HEADER HYDROLASE/INHIBITOR 14-FEB-25 9NC1 TITLE MICROED STRUCTURE OF PAPAIN-E-64 COMPLEX FROM MICROCRYSTALS SOAKED TITLE 2 WITH PROTEASE INHIBITOR COCKTAIL COMPND MOL_ID: 1; COMPND 2 MOLECULE: PAPAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PAPAYA PROTEINASE I,PPI; COMPND 5 EC: 3.4.22.2 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CARICA PAPAYA; SOURCE 3 ORGANISM_COMMON: PAPAYA; SOURCE 4 ORGANISM_TAXID: 3649 KEYWDS INHIBITOR, COMPLEX, MICROED, COCKTAIL, HYDROLASE-INHIBITOR COMPLEX EXPDTA ELECTRON CRYSTALLOGRAPHY AUTHOR N.VLAHAKIS,J.A.RODRIGUEZ REVDAT 2 13-AUG-25 9NC1 1 JRNL REVDAT 1 26-MAR-25 9NC1 0 JRNL AUTH N.W.VLAHAKIS,C.W.FLOWERS,M.LIU,M.P.AGDANOWSKI,S.JOHNSON, JRNL AUTH 2 J.A.SUMMERS,L.M.C.JACOBS,C.KEYSER,P.RUSSELL,S.L.ROSE, JRNL AUTH 3 J.ORLANS,N.ADHAMI,Y.CHEN,M.R.SAWAYA,S.BASU,D.DE SANCTIS, JRNL AUTH 4 Y.CHEN,S.WAKATSUKI,H.M.NELSON,J.A.LOO,Y.TANG,J.A.RODRIGUEZ JRNL TITL COMBINING MICROED AND NATIVE MASS SPECTROMETRY FOR JRNL TITL 2 STRUCTURAL DISCOVERY OF ENZYME-SMALL MOLECULE COMPLEXES. JRNL REF PROC.NATL.ACAD.SCI.USA V. 122 80122 2025 JRNL REFN ESSN 1091-6490 JRNL PMID 40720654 JRNL DOI 10.1073/PNAS.2503780122 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.W.VLAHAKIS,C.W.FLOWERS,M.LIU,M.AGDANOWSKI,S.JOHNSON, REMARK 1 AUTH 2 J.A.SUMMERS,C.KEYSER,P.RUSSELL,S.ROSE,J.ORLANS,N.ADHAMI, REMARK 1 AUTH 3 Y.CHEN,M.R.SAWAYA,S.BASU,D.DE SANCTIS,S.WAKATSUKI, REMARK 1 AUTH 4 H.M.NELSON,J.A.LOO,Y.TANG,J.A.RODRIGUEZ REMARK 1 TITL COMBINING MICROED AND NATIVE MASS SPECTROMETRY FOR REMARK 1 TITL 2 STRUCTURAL DISCOVERY OF ENZYME-BIOSYNTHETIC INHIBITOR REMARK 1 TITL 3 COMPLEXES. REMARK 1 REF BIORXIV 2025 REMARK 1 REFN ISSN 2692-8205 REMARK 1 PMID 40060639 REMARK 1 DOI 10.1101/2025.02.20.638743 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NULL REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.350 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.2 REMARK 3 NUMBER OF REFLECTIONS : 8197 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.203 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.990 REMARK 3 FREE R VALUE TEST SET COUNT : 819 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1205 REMARK 3 BIN R VALUE (WORKING SET) : 0.2852 REMARK 3 BIN FREE R VALUE : 0.3433 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 134 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1655 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 12 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9NC1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-FEB-25. REMARK 100 THE DEPOSITION ID IS D_1000293030. REMARK 240 REMARK 240 EXPERIMENTAL DETAILS REMARK 240 RECONSTRUCTION METHOD : CRYSTALLOGRAPHY REMARK 240 SAMPLE TYPE : 3D ARRAY REMARK 240 SPECIMEN TYPE : NULL REMARK 240 DATA ACQUISITION REMARK 240 DATE OF DATA COLLECTION : NULL REMARK 240 TEMPERATURE (KELVIN) : NULL REMARK 240 PH : NULL REMARK 240 NUMBER OF CRYSTALS USED : NULL REMARK 240 MICROSCOPE MODEL : TFS TALOS F200C REMARK 240 DETECTOR TYPE : DIRECT ELECTRON APOLLO (4K X REMARK 240 4K) REMARK 240 ACCELERATION VOLTAGE (KV) : 200 REMARK 240 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 240 RESOLUTION RANGE HIGH (A) : NULL REMARK 240 RESOLUTION RANGE LOW (A) : NULL REMARK 240 DATA SCALING SOFTWARE : NULL REMARK 240 COMPLETENESS FOR RANGE (%) : NULL REMARK 240 DATA REDUNDANCY : NULL REMARK 240 IN THE HIGHEST RESOLUTION SHELL REMARK 240 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) :NULL REMARK 240 HIGHEST RESOLUTION SHELL, RANGE LOW (A) :NULL REMARK 240 COMPLETENESS FOR SHELL (%) : NULL REMARK 240 DATA REDUNDANCY IN SHELL : NULL REMARK 240 R MERGE FOR SHELL (I) : NULL REMARK 240 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 240 SOFTWARE USED : NULL REMARK 240 STARTING MODEL : NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 21.28500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 49.93000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.42500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 49.93000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.28500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 24.42500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 640 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 3.0 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 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 ASP A 158 7.37 -152.56 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9NAG RELATED DB: PDB REMARK 900 MICROED STRUCTURE OF THE SAME PROTEIN IN APO-FORM DBREF 9NC1 A 1 212 UNP P00784 PAPA1_CARPA 134 345 SEQRES 1 A 212 ILE PRO GLU TYR VAL ASP TRP ARG GLN LYS GLY ALA VAL SEQRES 2 A 212 THR PRO VAL LYS ASN GLN GLY SER CYS GLY SER CYS TRP SEQRES 3 A 212 ALA PHE SER ALA VAL VAL THR ILE GLU GLY ILE ILE LYS SEQRES 4 A 212 ILE ARG THR GLY ASN LEU ASN GLU TYR SER GLU GLN GLU SEQRES 5 A 212 LEU LEU ASP CYS ASP ARG ARG SER TYR GLY CYS ASN GLY SEQRES 6 A 212 GLY TYR PRO TRP SER ALA LEU GLN LEU VAL ALA GLN TYR SEQRES 7 A 212 GLY ILE HIS TYR ARG ASN THR TYR PRO TYR GLU GLY VAL SEQRES 8 A 212 GLN ARG TYR CYS ARG SER ARG GLU LYS GLY PRO TYR ALA SEQRES 9 A 212 ALA LYS THR ASP GLY VAL ARG GLN VAL GLN PRO TYR ASN SEQRES 10 A 212 GLU GLY ALA LEU LEU TYR SER ILE ALA ASN GLN PRO VAL SEQRES 11 A 212 SER VAL VAL LEU GLU ALA ALA GLY LYS ASP PHE GLN LEU SEQRES 12 A 212 TYR ARG GLY GLY ILE PHE VAL GLY PRO CYS GLY ASN LYS SEQRES 13 A 212 VAL ASP HIS ALA VAL ALA ALA VAL GLY TYR GLY PRO ASN SEQRES 14 A 212 TYR ILE LEU ILE LYS ASN SER TRP GLY THR GLY TRP GLY SEQRES 15 A 212 GLU ASN GLY TYR ILE ARG ILE LYS ARG GLY THR GLY ASN SEQRES 16 A 212 SER TYR GLY VAL CYS GLY LEU TYR THR SER SER PHE TYR SEQRES 17 A 212 PRO VAL LYS ASN HET E64 A 301 25 HETNAM E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO- HETNAM 2 E64 BUTYL]-GUANIDINE FORMUL 2 E64 C15 H30 N5 O5 1+ FORMUL 3 HOH *12(H2 O) HELIX 1 AA1 SER A 24 GLY A 43 1 20 HELIX 2 AA2 SER A 49 ASP A 57 1 9 HELIX 3 AA3 TYR A 61 GLY A 65 5 5 HELIX 4 AA4 TYR A 67 TYR A 78 1 12 HELIX 5 AA5 SER A 97 GLY A 101 5 5 HELIX 6 AA6 ASN A 117 GLN A 128 1 12 HELIX 7 AA7 GLY A 138 LEU A 143 1 6 HELIX 8 AA8 GLY A 198 LEU A 202 5 5 SHEET 1 AA1 3 VAL A 5 ASP A 6 0 SHEET 2 AA1 3 HIS A 159 GLY A 167 -1 O TYR A 166 N VAL A 5 SHEET 3 AA1 3 VAL A 130 LEU A 134 -1 N VAL A 130 O ALA A 163 SHEET 1 AA2 5 VAL A 5 ASP A 6 0 SHEET 2 AA2 5 HIS A 159 GLY A 167 -1 O TYR A 166 N VAL A 5 SHEET 3 AA2 5 TYR A 170 LYS A 174 -1 O LYS A 174 N ALA A 162 SHEET 4 AA2 5 TYR A 186 LYS A 190 -1 O ILE A 187 N ILE A 173 SHEET 5 AA2 5 ILE A 148 PHE A 149 1 N PHE A 149 O ARG A 188 SHEET 1 AA3 2 GLY A 109 GLN A 112 0 SHEET 2 AA3 2 PHE A 207 VAL A 210 -1 O TYR A 208 N ARG A 111 SSBOND 1 CYS A 22 CYS A 63 1555 1555 2.04 SSBOND 2 CYS A 56 CYS A 95 1555 1555 2.03 SSBOND 3 CYS A 153 CYS A 200 1555 1555 2.04 LINK SG CYS A 25 C2 E64 A 301 1555 1555 1.80 CISPEP 1 GLY A 151 PRO A 152 0 3.75 CRYST1 42.570 48.850 99.860 90.00 90.00 90.00 P 21 21 21 4 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 0.023491 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020471 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010014 0.00000 TER 1656 ASN A 212 HETATM 1657 C1 E64 A 301 2.815 14.456 16.446 0.76 31.23 C HETATM 1658 O1 E64 A 301 2.438 15.169 15.508 0.76 28.91 O HETATM 1659 O2 E64 A 301 3.781 14.730 17.232 0.76 25.16 O HETATM 1660 C2 E64 A 301 2.088 13.128 16.703 0.76 23.56 C HETATM 1661 C3 E64 A 301 0.770 13.298 17.464 0.76 33.13 C HETATM 1662 O3 E64 A 301 0.766 14.523 18.175 0.76 31.24 O HETATM 1663 C4 E64 A 301 0.424 12.063 18.321 0.76 28.27 C HETATM 1664 O4 E64 A 301 0.295 10.963 17.798 0.76 22.60 O HETATM 1665 N1 E64 A 301 0.272 12.260 19.644 0.76 32.47 N HETATM 1666 C6 E64 A 301 -0.053 11.175 20.557 0.76 35.12 C HETATM 1667 C7 E64 A 301 1.057 10.969 21.579 0.76 26.23 C HETATM 1668 C8 E64 A 301 2.125 9.973 21.124 0.76 26.06 C HETATM 1669 C9 E64 A 301 2.549 9.118 22.315 0.76 28.46 C HETATM 1670 C10 E64 A 301 1.665 9.100 19.951 0.76 20.78 C HETATM 1671 C11 E64 A 301 -1.386 11.442 21.271 0.76 37.07 C HETATM 1672 O5 E64 A 301 -1.694 12.573 21.630 0.76 36.34 O HETATM 1673 N2 E64 A 301 -2.146 10.349 21.453 0.76 26.05 N HETATM 1674 C12 E64 A 301 -3.438 10.332 22.101 0.76 25.15 C HETATM 1675 C13 E64 A 301 -4.606 10.467 21.137 0.76 24.60 C HETATM 1676 C14 E64 A 301 -4.716 11.855 20.528 0.76 27.99 C HETATM 1677 C15 E64 A 301 -5.101 12.898 21.570 0.76 34.31 C HETATM 1678 N3 E64 A 301 -6.498 12.804 21.945 0.76 28.24 N HETATM 1679 C16 E64 A 301 -7.500 13.201 21.161 0.76 31.69 C HETATM 1680 N4 E64 A 301 -7.298 13.726 19.967 0.76 37.78 N HETATM 1681 N5 E64 A 301 -8.759 13.077 21.586 0.76 26.46 N HETATM 1682 O HOH A 401 5.104 3.357 20.143 1.00 13.94 O HETATM 1683 O HOH A 402 6.621 -0.792 25.158 1.00 11.30 O HETATM 1684 O HOH A 403 24.868 3.145 11.014 1.00 13.14 O HETATM 1685 O HOH A 404 22.177 16.642 23.224 1.00 18.14 O HETATM 1686 O HOH A 405 7.534 -9.290 14.792 1.00 13.53 O HETATM 1687 O HOH A 406 8.909 3.988 23.373 1.00 14.85 O HETATM 1688 O HOH A 407 11.085 0.598 7.465 1.00 14.20 O HETATM 1689 O HOH A 408 -0.085 7.544 2.710 1.00 12.10 O HETATM 1690 O HOH A 409 5.766 7.974 -1.630 1.00 18.44 O HETATM 1691 O HOH A 410 11.974 17.321 23.755 1.00 19.68 O HETATM 1692 O HOH A 411 5.193 16.441 14.922 1.00 14.71 O HETATM 1693 O HOH A 412 1.385 17.724 5.199 1.00 12.37 O CONECT 173 493 CONECT 189 1660 CONECT 435 760 CONECT 493 173 CONECT 760 435 CONECT 1203 1557 CONECT 1557 1203 CONECT 1657 1658 1659 1660 CONECT 1658 1657 CONECT 1659 1657 CONECT 1660 189 1657 1661 CONECT 1661 1660 1662 1663 CONECT 1662 1661 CONECT 1663 1661 1664 1665 CONECT 1664 1663 CONECT 1665 1663 1666 CONECT 1666 1665 1667 1671 CONECT 1667 1666 1668 CONECT 1668 1667 1669 1670 CONECT 1669 1668 CONECT 1670 1668 CONECT 1671 1666 1672 1673 CONECT 1672 1671 CONECT 1673 1671 1674 CONECT 1674 1673 1675 CONECT 1675 1674 1676 CONECT 1676 1675 1677 CONECT 1677 1676 1678 CONECT 1678 1677 1679 CONECT 1679 1678 1680 1681 CONECT 1680 1679 CONECT 1681 1679 MASTER 212 0 1 8 10 0 0 6 1692 1 32 17 END