HEADER TRANSPORT PROTEIN 03-SEP-25 9WML TITLE STRUCTURAL MECHANISM OF SUBSTRATE BINDING OF THE HUMAN PROLINE TITLE 2 TRANSPORTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: SODIUM-DEPENDENT PROLINE TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SOLUTE CARRIER FAMILY 6 MEMBER 7; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SLC6A7, PROT; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: HEK293 KEYWDS TRANSPORT PROTEIN, L-PROLINE EXPDTA ELECTRON MICROSCOPY AUTHOR Y.ZHOU,J.X.WU,J.Q.WANG,N.Q.WANG REVDAT 1 25-MAR-26 9WML 0 JRNL AUTH Y.ZHOU,J.X.WU JRNL TITL STRUCTURAL INSIGHTS INTO TRANSPORT MECHANISM OF PROLINE JRNL TITL 2 TRANSPORTER JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.79 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, PHENIX, 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) : 2.790 REMARK 3 NUMBER OF PARTICLES : 144216 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9WML COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 11-SEP-25. REMARK 100 THE DEPOSITION ID IS D_1300062696. 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 : PROT 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 : FEI POLARA 300 REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 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) : 5000.00 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: 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 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 MET A 1 REMARK 465 LYS A 2 REMARK 465 LYS A 3 REMARK 465 LEU A 4 REMARK 465 GLN A 5 REMARK 465 GLY A 6 REMARK 465 ALA A 7 REMARK 465 HIS A 8 REMARK 465 LEU A 9 REMARK 465 ARG A 10 REMARK 465 LYS A 11 REMARK 465 PRO A 12 REMARK 465 VAL A 13 REMARK 465 THR A 14 REMARK 465 PRO A 15 REMARK 465 ASP A 16 REMARK 465 LEU A 17 REMARK 465 LEU A 18 REMARK 465 MET A 19 REMARK 465 THR A 20 REMARK 465 PRO A 21 REMARK 465 SER A 22 REMARK 465 ASP A 23 REMARK 465 GLN A 24 REMARK 465 GLY A 25 REMARK 465 ASP A 26 REMARK 465 VAL A 27 REMARK 465 ASP A 28 REMARK 465 LEU A 29 REMARK 465 ASP A 30 REMARK 465 VAL A 31 REMARK 465 ASP A 32 REMARK 465 PHE A 33 REMARK 465 ALA A 34 REMARK 465 ALA A 35 REMARK 465 HIS A 36 REMARK 465 ARG A 170 REMARK 465 VAL A 171 REMARK 465 SER A 172 REMARK 465 LYS A 173 REMARK 465 ASP A 174 REMARK 465 GLY A 175 REMARK 465 ASN A 176 REMARK 465 GLY A 177 REMARK 465 ALA A 178 REMARK 465 LEU A 179 REMARK 465 PRO A 180 REMARK 465 LEU A 181 REMARK 465 ASN A 182 REMARK 465 LEU A 183 REMARK 465 THR A 184 REMARK 465 CYS A 185 REMARK 465 THR A 594 REMARK 465 LEU A 595 REMARK 465 ALA A 596 REMARK 465 GLY A 597 REMARK 465 SER A 598 REMARK 465 GLN A 599 REMARK 465 SER A 600 REMARK 465 PRO A 601 REMARK 465 LYS A 602 REMARK 465 PRO A 603 REMARK 465 LEU A 604 REMARK 465 MET A 605 REMARK 465 VAL A 606 REMARK 465 HIS A 607 REMARK 465 MET A 608 REMARK 465 ARG A 609 REMARK 465 LYS A 610 REMARK 465 TYR A 611 REMARK 465 GLY A 612 REMARK 465 GLY A 613 REMARK 465 ILE A 614 REMARK 465 THR A 615 REMARK 465 SER A 616 REMARK 465 PHE A 617 REMARK 465 GLU A 618 REMARK 465 ASN A 619 REMARK 465 THR A 620 REMARK 465 ALA A 621 REMARK 465 ILE A 622 REMARK 465 GLU A 623 REMARK 465 VAL A 624 REMARK 465 ASP A 625 REMARK 465 ARG A 626 REMARK 465 GLU A 627 REMARK 465 ILE A 628 REMARK 465 ALA A 629 REMARK 465 GLU A 630 REMARK 465 GLU A 631 REMARK 465 GLU A 632 REMARK 465 GLU A 633 REMARK 465 SER A 634 REMARK 465 MET A 635 REMARK 465 MET A 636 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 THR A 41 -6.25 67.41 REMARK 500 LEU A 44 -7.24 88.23 REMARK 500 CYS A 50 30.10 -97.07 REMARK 500 ILE A 51 -10.28 -140.28 REMARK 500 CYS A 54 -77.96 -75.93 REMARK 500 VAL A 55 109.72 -58.32 REMARK 500 VAL A 243 -46.44 70.82 REMARK 500 LYS A 520 59.11 -94.77 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 NA A 702 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 52 O REMARK 620 2 VAL A 55 O 83.0 REMARK 620 3 LEU A 395 O 125.8 132.7 REMARK 620 4 SER A 399 OG 97.2 133.0 84.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 701 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 54 O REMARK 620 2 ASN A 59 OD1 91.6 REMARK 620 3 SER A 298 O 73.4 161.4 REMARK 620 4 SER A 298 OG 156.9 111.3 83.6 REMARK 620 5 ASN A 330 OD1 114.7 82.6 93.7 67.6 REMARK 620 6 8LJ A 704 OXT 62.5 114.4 68.7 107.8 162.3 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-66096 RELATED DB: EMDB REMARK 900 STRUCTURAL MECHANISM OF SUBSTRATE BINDING OF THE HUMAN PROLINE REMARK 900 TRANSPORTER DBREF 9WML A 1 636 UNP Q99884 SC6A7_HUMAN 1 636 SEQRES 1 A 636 MET LYS LYS LEU GLN GLY ALA HIS LEU ARG LYS PRO VAL SEQRES 2 A 636 THR PRO ASP LEU LEU MET THR PRO SER ASP GLN GLY ASP SEQRES 3 A 636 VAL ASP LEU ASP VAL ASP PHE ALA ALA HIS ARG GLY ASN SEQRES 4 A 636 TRP THR GLY LYS LEU ASP PHE LEU LEU SER CYS ILE GLY SEQRES 5 A 636 TYR CYS VAL GLY LEU GLY ASN VAL TRP ARG PHE PRO TYR SEQRES 6 A 636 ARG ALA TYR THR ASN GLY GLY GLY ALA PHE LEU VAL PRO SEQRES 7 A 636 TYR PHE LEU MET LEU ALA ILE CYS GLY ILE PRO LEU PHE SEQRES 8 A 636 PHE LEU GLU LEU SER LEU GLY GLN PHE SER SER LEU GLY SEQRES 9 A 636 PRO LEU ALA VAL TRP LYS ILE SER PRO LEU PHE LYS GLY SEQRES 10 A 636 ALA GLY ALA ALA MET LEU LEU ILE VAL GLY LEU VAL ALA SEQRES 11 A 636 ILE TYR TYR ASN MET ILE ILE ALA TYR VAL LEU PHE TYR SEQRES 12 A 636 LEU PHE ALA SER LEU THR SER ASP LEU PRO TRP GLU HIS SEQRES 13 A 636 CYS GLY ASN TRP TRP ASN THR GLU LEU CYS LEU GLU HIS SEQRES 14 A 636 ARG VAL SER LYS ASP GLY ASN GLY ALA LEU PRO LEU ASN SEQRES 15 A 636 LEU THR CYS THR VAL SER PRO SER GLU GLU TYR TRP SER SEQRES 16 A 636 ARG TYR VAL LEU HIS ILE GLN GLY SER GLN GLY ILE GLY SEQRES 17 A 636 SER PRO GLY GLU ILE ARG TRP ASN LEU CYS LEU CYS LEU SEQRES 18 A 636 LEU LEU ALA TRP VAL ILE VAL PHE LEU CYS ILE LEU LYS SEQRES 19 A 636 GLY VAL LYS SER SER GLY LYS VAL VAL TYR PHE THR ALA SEQRES 20 A 636 THR PHE PRO TYR LEU ILE LEU LEU MET LEU LEU VAL ARG SEQRES 21 A 636 GLY VAL THR LEU PRO GLY ALA TRP LYS GLY ILE GLN PHE SEQRES 22 A 636 TYR LEU THR PRO GLN PHE HIS HIS LEU LEU SER SER LYS SEQRES 23 A 636 VAL TRP ILE GLU ALA ALA LEU GLN ILE PHE TYR SER LEU SEQRES 24 A 636 GLY VAL GLY PHE GLY GLY LEU LEU THR PHE ALA SER TYR SEQRES 25 A 636 ASN THR PHE HIS GLN ASN ILE TYR ARG ASP THR PHE ILE SEQRES 26 A 636 VAL THR LEU GLY ASN ALA ILE THR SER ILE LEU ALA GLY SEQRES 27 A 636 PHE ALA ILE PHE SER VAL LEU GLY TYR MET SER GLN GLU SEQRES 28 A 636 LEU GLY VAL PRO VAL ASP GLN VAL ALA LYS ALA GLY PRO SEQRES 29 A 636 GLY LEU ALA PHE VAL VAL TYR PRO GLN ALA MET THR MET SEQRES 30 A 636 LEU PRO LEU SER PRO PHE TRP SER PHE LEU PHE PHE PHE SEQRES 31 A 636 MET LEU LEU THR LEU GLY LEU ASP SER GLN PHE ALA PHE SEQRES 32 A 636 LEU GLU THR ILE VAL THR ALA VAL THR ASP GLU PHE PRO SEQRES 33 A 636 TYR TYR LEU ARG PRO LYS LYS ALA VAL PHE SER GLY LEU SEQRES 34 A 636 ILE CYS VAL ALA MET TYR LEU MET GLY LEU ILE LEU THR SEQRES 35 A 636 THR ASP GLY GLY MET TYR TRP LEU VAL LEU LEU ASP ASP SEQRES 36 A 636 TYR SER ALA SER PHE GLY LEU MET VAL VAL VAL ILE THR SEQRES 37 A 636 THR CYS LEU ALA VAL THR ARG VAL TYR GLY ILE GLN ARG SEQRES 38 A 636 PHE CYS ARG ASP ILE HIS MET MET LEU GLY PHE LYS PRO SEQRES 39 A 636 GLY LEU TYR PHE ARG ALA CYS TRP LEU PHE LEU SER PRO SEQRES 40 A 636 ALA THR LEU LEU ALA LEU MET VAL TYR SER ILE VAL LYS SEQRES 41 A 636 TYR GLN PRO SER GLU TYR GLY SER TYR ARG PHE PRO PRO SEQRES 42 A 636 TRP ALA GLU LEU LEU GLY ILE LEU MET GLY LEU LEU SER SEQRES 43 A 636 CYS LEU MET ILE PRO ALA GLY MET LEU VAL ALA VAL LEU SEQRES 44 A 636 ARG GLU GLU GLY SER LEU TRP GLU ARG LEU GLN GLN ALA SEQRES 45 A 636 SER ARG PRO ALA MET ASP TRP GLY PRO SER LEU GLU GLU SEQRES 46 A 636 ASN ARG THR GLY MET TYR VAL ALA THR LEU ALA GLY SER SEQRES 47 A 636 GLN SER PRO LYS PRO LEU MET VAL HIS MET ARG LYS TYR SEQRES 48 A 636 GLY GLY ILE THR SER PHE GLU ASN THR ALA ILE GLU VAL SEQRES 49 A 636 ASP ARG GLU ILE ALA GLU GLU GLU GLU SER MET MET HET NA A 701 1 HET NA A 702 1 HET CL A 703 1 HET 8LJ A 704 8 HET CLR A 705 28 HET CLR A 706 28 HET Y01 A 707 35 HET Y01 A 708 35 HET CLR A 709 28 HETNAM NA SODIUM ION HETNAM CL CHLORIDE ION HETNAM 8LJ (2S)-2,3-DIHYDRO-1H-PYRROLE-2-CARBOXYLIC ACID HETNAM CLR CHOLESTEROL HETNAM Y01 CHOLESTEROL HEMISUCCINATE FORMUL 2 NA 2(NA 1+) FORMUL 4 CL CL 1- FORMUL 5 8LJ C5 H7 N O2 FORMUL 6 CLR 3(C27 H46 O) FORMUL 8 Y01 2(C31 H50 O4) HELIX 1 AA1 LEU A 44 TYR A 53 1 10 HELIX 2 AA2 GLY A 56 TRP A 61 1 6 HELIX 3 AA3 TRP A 61 ASN A 70 1 10 HELIX 4 AA4 GLY A 72 CYS A 86 1 15 HELIX 5 AA5 CYS A 86 SER A 102 1 17 HELIX 6 AA6 LEU A 106 LEU A 114 5 9 HELIX 7 AA7 PHE A 115 SER A 147 1 33 HELIX 8 AA8 SER A 188 TYR A 197 1 10 HELIX 9 AA9 HIS A 200 SER A 204 5 5 HELIX 10 AB1 ARG A 214 LYS A 234 1 21 HELIX 11 AB2 ALA A 247 THR A 263 1 17 HELIX 12 AB3 GLY A 266 THR A 276 1 11 HELIX 13 AB4 GLN A 278 SER A 284 1 7 HELIX 14 AB5 SER A 285 GLY A 300 1 16 HELIX 15 AB6 GLY A 304 TYR A 312 1 9 HELIX 16 AB7 ASN A 318 GLY A 353 1 36 HELIX 17 AB8 PRO A 355 VAL A 359 5 5 HELIX 18 AB9 GLY A 363 GLY A 365 5 3 HELIX 19 AC1 LEU A 366 MET A 377 1 12 HELIX 20 AC2 LEU A 380 PHE A 415 1 36 HELIX 21 AC3 PHE A 415 ARG A 420 1 6 HELIX 22 AC4 LYS A 422 LEU A 439 1 18 HELIX 23 AC5 ILE A 440 ASP A 444 5 5 HELIX 24 AC6 GLY A 445 SER A 457 1 13 HELIX 25 AC7 PHE A 460 ARG A 475 1 16 HELIX 26 AC8 GLY A 478 GLY A 491 1 14 HELIX 27 AC9 GLY A 495 PHE A 504 1 10 HELIX 28 AD1 PHE A 504 LYS A 520 1 17 HELIX 29 AD2 PRO A 532 GLU A 561 1 30 HELIX 30 AD3 SER A 564 ARG A 574 1 11 HELIX 31 AD4 THR A 588 VAL A 592 5 5 SHEET 1 AA1 2 GLU A 525 TYR A 526 0 SHEET 2 AA1 2 TYR A 529 ARG A 530 -1 O TYR A 529 N TYR A 526 SSBOND 1 CYS A 157 CYS A 166 1555 1555 2.03 LINK O GLY A 52 NA NA A 702 1555 1555 2.45 LINK O CYS A 54 NA NA A 701 1555 1555 2.90 LINK O VAL A 55 NA NA A 702 1555 1555 2.29 LINK OD1 ASN A 59 NA NA A 701 1555 1555 1.99 LINK O SER A 298 NA NA A 701 1555 1555 3.06 LINK OG SER A 298 NA NA A 701 1555 1555 1.99 LINK OD1 ASN A 330 NA NA A 701 1555 1555 2.41 LINK O LEU A 395 NA NA A 702 1555 1555 2.77 LINK OG SER A 399 NA NA A 702 1555 1555 2.82 LINK NA NA A 701 OXT 8LJ A 704 1555 1555 2.28 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 124 4276 CONECT 140 4275 CONECT 146 4276 CONECT 172 4275 CONECT 947 1025 CONECT 1025 947 CONECT 1958 4275 CONECT 1960 4275 CONECT 2210 4275 CONECT 2705 4276 CONECT 2735 4276 CONECT 4275 140 172 1958 1960 CONECT 4275 2210 4285 CONECT 4276 124 146 2705 2735 CONECT 4278 4280 4281 4285 CONECT 4279 4281 4284 CONECT 4280 4278 CONECT 4281 4278 4279 4282 CONECT 4282 4281 4283 CONECT 4283 4282 4284 CONECT 4284 4279 4283 CONECT 4285 4275 4278 CONECT 4286 4287 4295 CONECT 4287 4286 4288 CONECT 4288 4287 4289 4313 CONECT 4289 4288 4290 CONECT 4290 4289 4291 4295 CONECT 4291 4290 4292 CONECT 4292 4291 4293 CONECT 4293 4292 4294 4299 CONECT 4294 4293 4295 4296 CONECT 4295 4286 4290 4294 4304 CONECT 4296 4294 4297 CONECT 4297 4296 4298 CONECT 4298 4297 4299 4302 4303 CONECT 4299 4293 4298 4300 CONECT 4300 4299 4301 CONECT 4301 4300 4302 CONECT 4302 4298 4301 4305 CONECT 4303 4298 CONECT 4304 4295 CONECT 4305 4302 4306 4307 CONECT 4306 4305 CONECT 4307 4305 4308 CONECT 4308 4307 4309 CONECT 4309 4308 4310 CONECT 4310 4309 4311 4312 CONECT 4311 4310 CONECT 4312 4310 CONECT 4313 4288 CONECT 4314 4315 4323 CONECT 4315 4314 4316 CONECT 4316 4315 4317 4341 CONECT 4317 4316 4318 CONECT 4318 4317 4319 4323 CONECT 4319 4318 4320 CONECT 4320 4319 4321 CONECT 4321 4320 4322 4327 CONECT 4322 4321 4323 4324 CONECT 4323 4314 4318 4322 4332 CONECT 4324 4322 4325 CONECT 4325 4324 4326 CONECT 4326 4325 4327 4330 4331 CONECT 4327 4321 4326 4328 CONECT 4328 4327 4329 CONECT 4329 4328 4330 CONECT 4330 4326 4329 4333 CONECT 4331 4326 CONECT 4332 4323 CONECT 4333 4330 4334 4335 CONECT 4334 4333 CONECT 4335 4333 4336 CONECT 4336 4335 4337 CONECT 4337 4336 4338 CONECT 4338 4337 4339 4340 CONECT 4339 4338 CONECT 4340 4338 CONECT 4341 4316 CONECT 4342 4343 CONECT 4343 4342 4344 4345 CONECT 4344 4343 CONECT 4345 4343 4346 CONECT 4346 4345 4347 CONECT 4347 4346 4348 CONECT 4348 4347 4349 4350 CONECT 4349 4348 CONECT 4350 4348 4351 4354 CONECT 4351 4350 4352 CONECT 4352 4351 4353 CONECT 4353 4352 4354 4359 CONECT 4354 4350 4353 4355 4356 CONECT 4355 4354 CONECT 4356 4354 4357 CONECT 4357 4356 4358 CONECT 4358 4357 4359 4364 CONECT 4359 4353 4358 4360 CONECT 4360 4359 4361 CONECT 4361 4360 4362 CONECT 4362 4361 4363 4364 CONECT 4363 4362 4368 CONECT 4364 4358 4362 4365 4366 CONECT 4365 4364 CONECT 4366 4364 4367 CONECT 4367 4366 4368 CONECT 4368 4363 4367 4369 CONECT 4369 4368 4370 CONECT 4370 4369 4371 4372 CONECT 4371 4370 CONECT 4372 4370 4373 CONECT 4373 4372 4374 CONECT 4374 4373 4375 4376 CONECT 4375 4374 CONECT 4376 4374 CONECT 4377 4378 CONECT 4378 4377 4379 4380 CONECT 4379 4378 CONECT 4380 4378 4381 CONECT 4381 4380 4382 CONECT 4382 4381 4383 CONECT 4383 4382 4384 4385 CONECT 4384 4383 CONECT 4385 4383 4386 4389 CONECT 4386 4385 4387 CONECT 4387 4386 4388 CONECT 4388 4387 4389 4394 CONECT 4389 4385 4388 4390 4391 CONECT 4390 4389 CONECT 4391 4389 4392 CONECT 4392 4391 4393 CONECT 4393 4392 4394 4399 CONECT 4394 4388 4393 4395 CONECT 4395 4394 4396 CONECT 4396 4395 4397 CONECT 4397 4396 4398 4399 CONECT 4398 4397 4403 CONECT 4399 4393 4397 4400 4401 CONECT 4400 4399 CONECT 4401 4399 4402 CONECT 4402 4401 4403 CONECT 4403 4398 4402 4404 CONECT 4404 4403 4405 CONECT 4405 4404 4406 4407 CONECT 4406 4405 CONECT 4407 4405 4408 CONECT 4408 4407 4409 CONECT 4409 4408 4410 4411 CONECT 4410 4409 CONECT 4411 4409 CONECT 4412 4413 4421 CONECT 4413 4412 4414 CONECT 4414 4413 4415 4439 CONECT 4415 4414 4416 CONECT 4416 4415 4417 4421 CONECT 4417 4416 4418 CONECT 4418 4417 4419 CONECT 4419 4418 4420 4425 CONECT 4420 4419 4421 4422 CONECT 4421 4412 4416 4420 4430 CONECT 4422 4420 4423 CONECT 4423 4422 4424 CONECT 4424 4423 4425 4428 4429 CONECT 4425 4419 4424 4426 CONECT 4426 4425 4427 CONECT 4427 4426 4428 CONECT 4428 4424 4427 4431 CONECT 4429 4424 CONECT 4430 4421 CONECT 4431 4428 4432 4433 CONECT 4432 4431 CONECT 4433 4431 4434 CONECT 4434 4433 4435 CONECT 4435 4434 4436 CONECT 4436 4435 4437 4438 CONECT 4437 4436 CONECT 4438 4436 CONECT 4439 4414 MASTER 249 0 9 31 2 0 0 6 4438 1 176 49 END