HEADER IMMUNE SYSTEM 25-JAN-26 9TZZ TITLE CRYSTAL STRUCTURE OF NBC03, A NANOBODY AGAINST THE PWWP DOMAINS OF TITLE 2 LEDGF AND HRP-2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: NBC03; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: N-TERMINAL GLY IS A TAG CLEAVAGE ARTEFACT SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LAMA GLAMA; SOURCE 3 ORGANISM_TAXID: 9844; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS NANOBODY, SINGLE-DOMAIN ANTIBODY, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR T.VANTIEGHEM,S.JANSEN,S.V.STRELKOV REVDAT 1 10-JUN-26 9TZZ 0 JRNL AUTH T.VANTIEGHEM,S.JANSEN,T.Z.AKELE,P.VAN MAELE,S.NOPPEN, JRNL AUTH 2 D.SCHOLS,M.DEWILDE,Z.DEBYSER,S.V.STRELKOV JRNL TITL HIGH-AFFINITY NANOBODY AGAINST THE LEDGF PWWP DOMAIN JRNL TITL 2 INHIBITS CHROMATIN BINDING IN VITRO. JRNL REF BIOMOLECULES V. 16 2026 JRNL REFN ESSN 2218-273X JRNL PMID 42194065 JRNL DOI 10.3390/BIOM16050716 REMARK 2 REMARK 2 RESOLUTION. 2.93 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.21.1_5286: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.93 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 60.57 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 87.8 REMARK 3 NUMBER OF REFLECTIONS : 5940 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.265 REMARK 3 R VALUE (WORKING SET) : 0.262 REMARK 3 FREE R VALUE : 0.322 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.350 REMARK 3 FREE R VALUE TEST SET COUNT : 318 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 60.5700 - 3.6900 0.99 3262 183 0.2445 0.3146 REMARK 3 2 3.6900 - 2.9300 0.76 2360 135 0.2931 0.3332 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.390 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.020 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.002 1843 REMARK 3 ANGLE : 0.468 2511 REMARK 3 CHIRALITY : 0.042 281 REMARK 3 PLANARITY : 0.004 321 REMARK 3 DIHEDRAL : 13.688 637 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9TZZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-JAN-26. REMARK 100 THE DEPOSITION ID IS D_1292153785. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-APR-25 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID30B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.87313 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 144639 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.927 REMARK 200 RESOLUTION RANGE LOW (A) : 109.618 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.5 REMARK 200 DATA REDUNDANCY : 24.20 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.93 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.69 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5 M AMMONIUM SULFATE 12% GLYCEROL REMARK 280 0.1 M TRIS-HCL PH 8.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.80900 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 36.33600 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 36.33600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 82.21350 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 36.33600 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 36.33600 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 27.40450 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 36.33600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 36.33600 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 82.21350 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 36.33600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 36.33600 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 27.40450 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 54.80900 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 0 REMARK 465 GLY B 0 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN A 40 CG CD OE1 NE2 REMARK 470 LYS A 44 CG CD CE NZ REMARK 470 GLN A 45 CG CD OE1 NE2 REMARK 470 GLU A 89 CD OE1 OE2 REMARK 470 VAL A 102 CG1 CG2 REMARK 470 VAL A 103 CG1 CG2 REMARK 470 THR A 104 OG1 CG2 REMARK 470 THR A 105 OG1 CG2 REMARK 470 THR A 106 OG1 CG2 REMARK 470 GLU B 1 CG CD OE1 OE2 REMARK 470 GLN B 45 CG CD OE1 NE2 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 SER A 30 76.13 -111.55 REMARK 500 VAL A 102 -79.66 -66.83 REMARK 500 VAL A 103 119.01 67.13 REMARK 500 GLN B 45 49.35 -167.29 REMARK 500 REMARK 500 REMARK: NULL DBREF 9TZZ A 0 121 PDB 9TZZ 9TZZ 0 121 DBREF 9TZZ B 0 121 PDB 9TZZ 9TZZ 0 121 SEQRES 1 A 122 GLY GLU VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL SEQRES 2 A 122 GLN ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER SEQRES 3 A 122 GLY THR ILE PHE SER ILE ASN ALA MET GLY TRP TYR ARG SEQRES 4 A 122 ARG GLN ALA PRO GLY LYS GLN ARG GLU LEU VAL ALA VAL SEQRES 5 A 122 ILE THR ARG GLY GLY SER THR ASN TYR ALA ASP SER VAL SEQRES 6 A 122 LYS GLY ARG PHE THR ILE SER ILE ASP ASN ALA LYS ASN SEQRES 7 A 122 THR VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP SEQRES 8 A 122 THR ALA LEU TYR TYR CYS ALA ALA ASP TRP ALA VAL VAL SEQRES 9 A 122 THR THR THR PRO PRO ARG TYR TRP GLY GLN GLY THR GLN SEQRES 10 A 122 VAL THR VAL SER SER SEQRES 1 B 122 GLY GLU VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL SEQRES 2 B 122 GLN ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER SEQRES 3 B 122 GLY THR ILE PHE SER ILE ASN ALA MET GLY TRP TYR ARG SEQRES 4 B 122 ARG GLN ALA PRO GLY LYS GLN ARG GLU LEU VAL ALA VAL SEQRES 5 B 122 ILE THR ARG GLY GLY SER THR ASN TYR ALA ASP SER VAL SEQRES 6 B 122 LYS GLY ARG PHE THR ILE SER ILE ASP ASN ALA LYS ASN SEQRES 7 B 122 THR VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP SEQRES 8 B 122 THR ALA LEU TYR TYR CYS ALA ALA ASP TRP ALA VAL VAL SEQRES 9 B 122 THR THR THR PRO PRO ARG TYR TRP GLY GLN GLY THR GLN SEQRES 10 B 122 VAL THR VAL SER SER HET SO4 A 201 5 HET SO4 A 202 5 HET SO4 B 201 5 HET SO4 B 202 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 4(O4 S 2-) FORMUL 7 HOH *7(H2 O) HELIX 1 AA1 ASP A 62 LYS A 65 5 4 HELIX 2 AA2 LYS A 87 THR A 91 5 5 HELIX 3 AA3 LYS B 87 THR B 91 5 5 SHEET 1 AA1 4 GLN A 3 SER A 7 0 SHEET 2 AA1 4 LEU A 18 SER A 25 -1 O SER A 21 N SER A 7 SHEET 3 AA1 4 THR A 78 MET A 83 -1 O MET A 83 N LEU A 18 SHEET 4 AA1 4 PHE A 68 ASP A 73 -1 N THR A 69 O GLN A 82 SHEET 1 AA2 6 GLY A 10 GLN A 13 0 SHEET 2 AA2 6 THR A 115 SER A 120 1 O THR A 118 N GLY A 10 SHEET 3 AA2 6 ALA A 92 ASP A 99 -1 N TYR A 94 O THR A 115 SHEET 4 AA2 6 ALA A 33 ARG A 39 -1 N GLY A 35 O ALA A 97 SHEET 5 AA2 6 GLU A 47 THR A 53 -1 O ILE A 52 N MET A 34 SHEET 6 AA2 6 THR A 58 TYR A 60 -1 O ASN A 59 N VAL A 51 SHEET 1 AA3 4 GLY A 10 GLN A 13 0 SHEET 2 AA3 4 THR A 115 SER A 120 1 O THR A 118 N GLY A 10 SHEET 3 AA3 4 ALA A 92 ASP A 99 -1 N TYR A 94 O THR A 115 SHEET 4 AA3 4 TYR A 110 TRP A 111 -1 O TYR A 110 N ALA A 98 SHEET 1 AA4 4 VAL B 2 SER B 7 0 SHEET 2 AA4 4 LEU B 18 GLY B 26 -1 O SER B 21 N SER B 7 SHEET 3 AA4 4 THR B 78 MET B 83 -1 O MET B 83 N LEU B 18 SHEET 4 AA4 4 PHE B 68 ASP B 73 -1 N THR B 69 O GLN B 82 SHEET 1 AA5 6 LEU B 11 GLN B 13 0 SHEET 2 AA5 6 THR B 115 SER B 120 1 O THR B 118 N VAL B 12 SHEET 3 AA5 6 ALA B 92 ASP B 99 -1 N TYR B 94 O THR B 115 SHEET 4 AA5 6 ALA B 33 ARG B 39 -1 N ARG B 39 O LEU B 93 SHEET 5 AA5 6 GLU B 47 THR B 53 -1 O ILE B 52 N MET B 34 SHEET 6 AA5 6 THR B 58 TYR B 60 -1 O ASN B 59 N VAL B 51 SHEET 1 AA6 4 LEU B 11 GLN B 13 0 SHEET 2 AA6 4 THR B 115 SER B 120 1 O THR B 118 N VAL B 12 SHEET 3 AA6 4 ALA B 92 ASP B 99 -1 N TYR B 94 O THR B 115 SHEET 4 AA6 4 TYR B 110 TRP B 111 -1 O TYR B 110 N ALA B 98 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.03 SSBOND 2 CYS B 22 CYS B 96 1555 1555 2.04 CRYST1 72.672 72.672 109.618 90.00 90.00 90.00 P 43 21 2 16 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 0.013760 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013760 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009123 0.00000 CONECT 149 708 CONECT 708 149 CONECT 1034 1604 CONECT 1604 1034 CONECT 1796 1797 1798 1799 1800 CONECT 1797 1796 CONECT 1798 1796 CONECT 1799 1796 CONECT 1800 1796 CONECT 1801 1802 1803 1804 1805 CONECT 1802 1801 CONECT 1803 1801 CONECT 1804 1801 CONECT 1805 1801 CONECT 1806 1807 1808 1809 1810 CONECT 1807 1806 CONECT 1808 1806 CONECT 1809 1806 CONECT 1810 1806 CONECT 1811 1812 1813 1814 1815 CONECT 1812 1811 CONECT 1813 1811 CONECT 1814 1811 CONECT 1815 1811 MASTER 259 0 4 3 28 0 0 6 1820 2 24 20 END