HEADER IMMUNE SYSTEM 30-JUL-25 9W43 TITLE STRUCTURE OF THE COMPLEX OF HUMAN PD-1 AND A PD-1-DIRECTED ANTIBODY COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEAVY CHAIN OF 1C4 FAB FRAGMENT; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: LIGHT CHAIN OF 1C4 FAB FRAGMENT; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: PROGRAMMED CELL DEATH PROTEIN 1; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: PROTEIN PD-1,HPD-1; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 10029; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 10029; SOURCE 13 MOL_ID: 3; SOURCE 14 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 15 ORGANISM_COMMON: HUMAN; SOURCE 16 ORGANISM_TAXID: 9606; SOURCE 17 GENE: PDCD1, PD1; SOURCE 18 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS PD-1, PD-1-DIRECTED ANTIBODY, ANTIGEN-ANTIBODY COMPLEX, IMMUNE SYSTEM EXPDTA ELECTRON MICROSCOPY AUTHOR W.B.JIANG,J.L.XU REVDAT 1 01-JUL-26 9W43 0 JRNL AUTH W.JIANG,L.LI,W.XUE,X.HE,X.CHU,L.SONG,X.LI,R.ZHAO,X.YUAN, JRNL AUTH 2 X.JIN,L.FAN,T.SUN,A.ZHU,L.ZHOU,F.GU,Q.XU,G.MA,S.WANG,L.JIN, JRNL AUTH 3 J.L.XU JRNL TITL DUAL AGONISM AND SELECTIVE T-CELL DEPLETION ACTIVITY OF A JRNL TITL 2 PD-1-DIRECTED ANTIBODY FOR TREATING AUTOIMMUNE DISEASES. JRNL REF MABS V. 18 24881 2026 JRNL REFN ESSN 1942-0870 JRNL PMID 41640111 JRNL DOI 10.1080/19420862.2026.2624881 REMARK 2 REMARK 2 RESOLUTION. 2.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.960 REMARK 3 NUMBER OF PARTICLES : 179370 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9W43 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 01-AUG-25. REMARK 100 THE DEPOSITION ID IS D_1300062144. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : PD1-FAB COMPLEX REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2400.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5900.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 ASN C 58 REMARK 465 THR C 59 REMARK 465 SER C 60 REMARK 465 GLU C 61 REMARK 465 SER C 62 REMARK 465 PHE C 63 REMARK 465 VAL C 64 REMARK 465 SER C 71 REMARK 465 PRO C 72 REMARK 465 SER C 73 REMARK 465 ASN C 74 REMARK 465 GLU C 84 REMARK 465 ASP C 85 REMARK 465 ARG C 86 REMARK 465 SER C 87 REMARK 465 GLN C 88 REMARK 465 PRO C 89 REMARK 465 GLY C 90 REMARK 465 GLN C 91 REMARK 465 ASP C 92 REMARK 465 CYS C 93 REMARK 465 ARG C 94 REMARK 465 ILE C 126 REMARK 465 SER C 127 REMARK 465 LEU C 128 REMARK 465 ALA C 129 REMARK 465 PRO C 130 REMARK 465 LYS C 131 REMARK 465 ALA C 132 REMARK 465 GLN C 133 REMARK 465 ILE C 134 REMARK 465 LYS C 135 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 O GLN B 37 H LYS B 45 1.52 REMARK 500 O ASP B 82 OH TYR B 86 2.17 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 LYS B 9 -9.61 72.64 REMARK 500 THR B 30 -124.30 60.18 REMARK 500 VAL B 51 -63.12 70.95 REMARK 500 TYR B 67 148.55 -174.32 REMARK 500 SER B 94 -127.64 58.34 REMARK 500 ASN B 137 60.30 62.17 REMARK 500 LYS C 78 52.91 38.31 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-65617 RELATED DB: EMDB REMARK 900 STRUCTURE OF THE COMPLEX OF HUMAN PD-1 AND A PD-1-DIRECTED ANTIBODY DBREF 9W43 A 1 219 PDB 9W43 9W43 1 219 DBREF 9W43 B 1 211 PDB 9W43 9W43 1 211 DBREF 9W43 C 33 147 UNP Q15116 PDCD1_HUMAN 33 147 SEQRES 1 A 213 GLN VAL GLN LEU VAL GLN SER GLY ALA GLU VAL LYS LYS SEQRES 2 A 213 PRO GLY ALA SER VAL LYS VAL SER CYS LYS ALA SER GLY SEQRES 3 A 213 TYR THR PHE THR SER TYR TRP ILE THR TRP ILE ARG GLN SEQRES 4 A 213 ALA PRO GLY GLN GLY LEU GLU TRP ILE GLY ARG ILE ALA SEQRES 5 A 213 PRO GLY SER GLY SER ILE TYR TYR ASP GLU MET PHE LYS SEQRES 6 A 213 ASP ARG VAL THR MET THR VAL ASP PRO SER THR SER THR SEQRES 7 A 213 ALA TYR ILE GLU LEU SER SER LEU ARG SER GLU ASP THR SEQRES 8 A 213 ALA VAL TYR TYR CYS ALA ARG LEU GLY ASN TYR GLY TRP SEQRES 9 A 213 THR MET ASP TYR TRP GLY GLN GLY THR THR VAL THR VAL SEQRES 10 A 213 SER SER ALA SER THR LYS GLY PRO SER VAL PHE PRO LEU SEQRES 11 A 213 ALA PRO SER GLY THR ALA ALA LEU GLY CYS LEU VAL LYS SEQRES 12 A 213 ASP TYR PHE PRO GLU PRO VAL THR VAL SER TRP ASN SER SEQRES 13 A 213 GLY ALA LEU THR SER GLY VAL HIS THR PHE PRO ALA VAL SEQRES 14 A 213 LEU GLN SER SER GLY LEU TYR SER LEU SER SER VAL VAL SEQRES 15 A 213 THR VAL PRO SER SER SER LEU GLY THR GLN THR TYR ILE SEQRES 16 A 213 CYS ASN VAL ASN HIS LYS PRO SER ASN THR LYS VAL ASP SEQRES 17 A 213 LYS LYS VAL GLU PRO SEQRES 1 B 211 ASP ILE VAL MET THR GLN SER PRO LYS SER LEU ALA VAL SEQRES 2 B 211 SER LEU GLY GLU ARG ALA THR ILE ASN CYS LYS ALA SER SEQRES 3 B 211 GLN SER VAL THR ASN ASN VAL ALA TRP TYR GLN GLN LYS SEQRES 4 B 211 PRO GLY GLN PRO PRO LYS LEU LEU ILE TYR TYR VAL SER SEQRES 5 B 211 ASN ARG TYR THR GLY VAL PRO ASP ARG PHE SER GLY SER SEQRES 6 B 211 GLY TYR GLY THR ASP PHE THR LEU THR ILE SER SER LEU SEQRES 7 B 211 GLN ALA GLU ASP VAL ALA VAL TYR PHE CYS GLN GLN ASP SEQRES 8 B 211 TYR SER SER TRP THR PHE GLY GLY GLY THR LYS VAL GLU SEQRES 9 B 211 ILE LYS ARG THR VAL ALA ALA PRO SER VAL PHE ILE PHE SEQRES 10 B 211 PRO PRO SER ASP GLU GLN LEU LYS SER GLY THR ALA SER SEQRES 11 B 211 VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG GLU ALA SEQRES 12 B 211 LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN SER GLY SEQRES 13 B 211 ASN SER GLN GLU SER VAL THR GLU GLN ASP SER LYS ASP SEQRES 14 B 211 SER THR TYR SER LEU SER SER THR LEU THR LEU SER LYS SEQRES 15 B 211 ALA ASP TYR GLU LYS HIS LYS VAL TYR ALA CYS GLU VAL SEQRES 16 B 211 THR HIS GLN GLY LEU SER SER PRO VAL THR LYS SER PHE SEQRES 17 B 211 ASN ARG GLY SEQRES 1 C 115 ASN PRO PRO THR PHE SER PRO ALA LEU LEU VAL VAL THR SEQRES 2 C 115 GLU GLY ASP ASN ALA THR PHE THR CYS SER PHE SER ASN SEQRES 3 C 115 THR SER GLU SER PHE VAL LEU ASN TRP TYR ARG MET SER SEQRES 4 C 115 PRO SER ASN GLN THR ASP LYS LEU ALA ALA PHE PRO GLU SEQRES 5 C 115 ASP ARG SER GLN PRO GLY GLN ASP CYS ARG PHE ARG VAL SEQRES 6 C 115 THR GLN LEU PRO ASN GLY ARG ASP PHE HIS MET SER VAL SEQRES 7 C 115 VAL ARG ALA ARG ARG ASN ASP SER GLY THR TYR LEU CYS SEQRES 8 C 115 GLY ALA ILE SER LEU ALA PRO LYS ALA GLN ILE LYS GLU SEQRES 9 C 115 SER LEU ARG ALA GLU LEU ARG VAL THR GLU ARG HELIX 1 AA1 THR A 28 TYR A 32 5 5 HELIX 2 AA2 ARG A 87 THR A 91 5 5 HELIX 3 AA3 SER A 162 ALA A 164 5 3 HELIX 4 AA4 SER A 193 LEU A 195 5 3 HELIX 5 AA5 GLN B 79 VAL B 83 5 5 HELIX 6 AA6 SER B 120 LYS B 125 1 6 HELIX 7 AA7 LYS B 182 LYS B 187 1 6 HELIX 8 AA8 ARG C 114 SER C 118 5 5 SHEET 1 AA1 4 GLN A 3 GLN A 6 0 SHEET 2 AA1 4 VAL A 18 SER A 25 -1 O LYS A 23 N VAL A 5 SHEET 3 AA1 4 THR A 78 LEU A 83 -1 O ALA A 79 N CYS A 22 SHEET 4 AA1 4 VAL A 68 ASP A 73 -1 N THR A 69 O GLU A 82 SHEET 1 AA2 6 GLU A 10 LYS A 12 0 SHEET 2 AA2 6 THR A 113 VAL A 117 1 O THR A 114 N GLU A 10 SHEET 3 AA2 6 ALA A 92 LEU A 99 -1 N TYR A 94 O THR A 113 SHEET 4 AA2 6 TRP A 33 GLN A 39 -1 N TRP A 33 O LEU A 99 SHEET 5 AA2 6 LEU A 45 ILE A 51 -1 O GLU A 46 N ARG A 38 SHEET 6 AA2 6 ILE A 58 TYR A 60 -1 O TYR A 59 N ARG A 50 SHEET 1 AA3 4 GLU A 10 LYS A 12 0 SHEET 2 AA3 4 THR A 113 VAL A 117 1 O THR A 114 N GLU A 10 SHEET 3 AA3 4 ALA A 92 LEU A 99 -1 N TYR A 94 O THR A 113 SHEET 4 AA3 4 MET A 106 TRP A 109 -1 O TYR A 108 N ARG A 98 SHEET 1 AA4 4 SER A 126 LEU A 130 0 SHEET 2 AA4 4 THR A 141 TYR A 151 -1 O GLY A 145 N LEU A 130 SHEET 3 AA4 4 TYR A 182 PRO A 191 -1 O VAL A 190 N ALA A 142 SHEET 4 AA4 4 VAL A 169 THR A 171 -1 N HIS A 170 O VAL A 187 SHEET 1 AA5 4 SER A 126 LEU A 130 0 SHEET 2 AA5 4 THR A 141 TYR A 151 -1 O GLY A 145 N LEU A 130 SHEET 3 AA5 4 TYR A 182 PRO A 191 -1 O VAL A 190 N ALA A 142 SHEET 4 AA5 4 VAL A 175 LEU A 176 -1 N VAL A 175 O SER A 183 SHEET 1 AA6 3 THR A 157 TRP A 160 0 SHEET 2 AA6 3 TYR A 200 HIS A 206 -1 O ASN A 203 N SER A 159 SHEET 3 AA6 3 THR A 211 VAL A 217 -1 O VAL A 213 N VAL A 204 SHEET 1 AA7 4 MET B 4 GLN B 6 0 SHEET 2 AA7 4 ALA B 19 ALA B 25 -1 O LYS B 24 N THR B 5 SHEET 3 AA7 4 ASP B 70 ILE B 75 -1 O PHE B 71 N CYS B 23 SHEET 4 AA7 4 PHE B 62 TYR B 67 -1 N SER B 63 O THR B 74 SHEET 1 AA8 5 SER B 10 VAL B 13 0 SHEET 2 AA8 5 THR B 101 ILE B 105 1 O GLU B 104 N LEU B 11 SHEET 3 AA8 5 VAL B 85 GLN B 90 -1 N TYR B 86 O THR B 101 SHEET 4 AA8 5 VAL B 33 GLN B 38 -1 N GLN B 38 O VAL B 85 SHEET 5 AA8 5 LYS B 45 ILE B 48 -1 O LYS B 45 N GLN B 37 SHEET 1 AA9 4 SER B 10 VAL B 13 0 SHEET 2 AA9 4 THR B 101 ILE B 105 1 O GLU B 104 N LEU B 11 SHEET 3 AA9 4 VAL B 85 GLN B 90 -1 N TYR B 86 O THR B 101 SHEET 4 AA9 4 THR B 96 PHE B 97 -1 O THR B 96 N GLN B 90 SHEET 1 AB1 4 SER B 113 PHE B 117 0 SHEET 2 AB1 4 THR B 128 PHE B 138 -1 O LEU B 134 N PHE B 115 SHEET 3 AB1 4 TYR B 172 SER B 181 -1 O LEU B 174 N LEU B 135 SHEET 4 AB1 4 SER B 158 VAL B 162 -1 N GLN B 159 O THR B 177 SHEET 1 AB2 4 ALA B 152 GLN B 154 0 SHEET 2 AB2 4 ALA B 143 VAL B 149 -1 N TRP B 147 O GLN B 154 SHEET 3 AB2 4 VAL B 190 HIS B 197 -1 O ALA B 192 N LYS B 148 SHEET 4 AB2 4 VAL B 204 ASN B 209 -1 O PHE B 208 N TYR B 191 SHEET 1 AB3 4 THR C 36 PHE C 37 0 SHEET 2 AB3 4 ALA C 50 SER C 55 -1 O SER C 55 N THR C 36 SHEET 3 AB3 4 ASP C 105 VAL C 110 -1 O MET C 108 N PHE C 52 SHEET 4 AB3 4 ARG C 96 GLN C 99 -1 N ARG C 96 O SER C 109 SHEET 1 AB4 5 LEU C 41 THR C 45 0 SHEET 2 AB4 5 ALA C 140 THR C 145 1 O ARG C 143 N LEU C 42 SHEET 3 AB4 5 THR C 120 GLY C 124 -1 N TYR C 121 O ALA C 140 SHEET 4 AB4 5 ASN C 66 MET C 70 -1 N MET C 70 O THR C 120 SHEET 5 AB4 5 ALA C 80 ALA C 81 -1 O ALA C 80 N TRP C 67 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.03 SSBOND 2 CYS A 146 CYS A 202 1555 1555 2.03 SSBOND 3 CYS B 23 CYS B 88 1555 1555 2.04 SSBOND 4 CYS B 133 CYS B 193 1555 1555 2.03 SSBOND 5 CYS C 54 CYS C 123 1555 1555 2.04 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 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 CONECT 320 1469 CONECT 1469 320 CONECT 2080 2901 CONECT 2901 2080 CONECT 3520 4520 CONECT 4520 3520 CONECT 5189 6126 CONECT 6126 5189 CONECT 6709 7468 CONECT 7468 6709 MASTER 173 0 0 8 55 0 0 6 3900 3 10 43 END