HEADER ANTIBIOTIC 29-OCT-18 6MVZ TITLE MLE-PHE-MLE-PHE. LINEAR PRECURSOR OF PSEUDOXYLALLEMYCIN A. COMPND MOL_ID: 1; COMPND 2 MOLECULE: LINEAR PRECURSOR OF PSEUDOXYLALLEMYCIN A; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: XYLARIA; SOURCE 4 ORGANISM_TAXID: 37991 KEYWDS TETRAPEPTIDE, N-METHYL LEUCINE, LINEAR PRECURSOR OF KEYWDS 2 PSEUDOXYLALLEMYCIN A, ANTIBIOTIC EXPDTA X-RAY DIFFRACTION AUTHOR A.J.CAMERON,P.W.R.HARRIS,M.A.BRIMBLE,C.J.SQUIRE REVDAT 2 23-OCT-24 6MVZ 1 REMARK REVDAT 1 11-SEP-19 6MVZ 0 JRNL AUTH A.J.CAMERON,C.J.SQUIRE,A.GERENTON,L.A.STUBBING,P.W.R.HARRIS, JRNL AUTH 2 M.A.BRIMBLE JRNL TITL INVESTIGATIONS OF THE KEY MACROLACTAMISATION STEP IN THE JRNL TITL 2 SYNTHESIS OF CYCLIC TETRAPEPTIDE PSEUDOXYLALLEMYCIN A. JRNL REF ORG.BIOMOL.CHEM. V. 17 3902 2019 JRNL REFN ESSN 1477-0539 JRNL PMID 30941386 JRNL DOI 10.1039/C9OB00227H REMARK 2 REMARK 2 RESOLUTION. 0.83 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.83 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.44 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 CROSS-VALIDATION METHOD : NONE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 41 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 7 REMARK 3 SOLVENT ATOMS : 1 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 ANGLE DISTANCES (A) : NULL REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : NULL REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: FULL LEAST SQUARES REFINEMENT USING REMARK 3 SHELXL, ANISOTROPIC ATOMS, RIDING HYDROGENS. REMARK 4 REMARK 4 6MVZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-OCT-18. REMARK 100 THE DEPOSITION ID IS D_1000237716. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-JUL-18 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 : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.71075 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 4332 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.830 REMARK 200 RESOLUTION RANGE LOW (A) : 23.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 14.30 REMARK 200 R MERGE (I) : 0.11700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.83 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 0.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.8 REMARK 200 DATA REDUNDANCY IN SHELL : 11.90 REMARK 200 R MERGE FOR SHELL (I) : 0.12700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 16.50 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: AB INITIO PHASING REMARK 200 SOFTWARE USED: SHELXS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 24.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ETHANOL, WATER, EVAPORATION, REMARK 280 TEMPERATURE 293K 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 4.12750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 11.72300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 9.58650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 11.72300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 4.12750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 9.58650 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: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 890 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE LINEAR PRECURSOR OF PSEUDOXYLALLEMYCIN A IS PEPTIDE-LIKE, A REMARK 400 MEMBER OF ANTIBIOTIC CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: LINEAR PRECURSOR OF PSEUDOXYLALLEMYCIN A REMARK 400 CHAIN: A REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: Mle-Phe-Mle-Phe. Linear precursor of REMARK 400 pseudoxylallemycin A. The peptide is linear, unlike REMARK 400 Mle-Phe-Mle-Phe Pseudoxylallemycin A that is cyclic. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue TFA A 2001 DBREF 6MVZ A 1001 1004 PDB 6MVZ 6MVZ 1001 1004 SEQRES 1 A 4 MLE PHE MLE PHE HET MLE A1001 9 HET MLE A1003 9 HET TFA A2001 7 HETNAM MLE N-METHYLLEUCINE HETNAM TFA TRIFLUOROACETIC ACID FORMUL 1 MLE 2(C7 H15 N O2) FORMUL 2 TFA C2 H F3 O2 FORMUL 3 HOH *(H2 O) LINK C MLE A1001 N PHE A1002 1555 1555 1.33 LINK C PHE A1002 N MLE A1003 1555 1555 1.34 LINK C MLE A1003 N PHE A1004 1555 1555 1.36 SITE 1 AC1 5 MLE A1001 PHE A1002 MLE A1003 PHE A1004 SITE 2 AC1 5 HOH A3001 CRYST1 8.255 19.173 23.446 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 0.121139 0.000000 0.000000 0.00000 SCALE2 0.000000 0.052157 0.000000 0.00000 SCALE3 0.000000 0.000000 0.042651 0.00000 HETATM 1 N MLE A1001 -1.988 15.766 19.167 1.00 3.46 N ANISOU 1 N MLE A1001 306 436 496 7 -34 -40 N HETATM 2 CN MLE A1001 -1.911 16.924 18.234 1.00 4.02 C ANISOU 2 CN MLE A1001 403 455 577 16 -66 5 C HETATM 3 CA MLE A1001 -0.663 15.233 19.589 1.00 3.44 C ANISOU 3 CA MLE A1001 321 432 475 20 -31 -32 C HETATM 4 CB MLE A1001 -0.898 14.158 20.669 1.00 3.83 C ANISOU 4 CB MLE A1001 406 453 511 2 17 10 C HETATM 5 CG MLE A1001 0.374 13.573 21.288 1.00 4.10 C ANISOU 5 CG MLE A1001 441 534 489 44 -22 10 C HETATM 6 CD1 MLE A1001 1.110 14.593 22.142 1.00 5.16 C ANISOU 6 CD1 MLE A1001 601 631 613 -43 -156 16 C HETATM 7 CD2 MLE A1001 0.024 12.344 22.146 1.00 5.28 C ANISOU 7 CD2 MLE A1001 718 553 616 54 -42 90 C HETATM 8 C MLE A1001 0.027 14.627 18.372 1.00 3.27 C ANISOU 8 C MLE A1001 319 396 455 13 -15 3 C HETATM 9 O MLE A1001 -0.618 13.872 17.611 1.00 3.80 O ANISOU 9 O MLE A1001 312 525 522 -36 -14 -107 O ATOM 10 N PHE A1002 1.313 14.938 18.221 1.00 3.16 N ANISOU 10 N PHE A1002 274 421 434 5 9 -29 N ATOM 11 CA PHE A1002 2.117 14.450 17.105 1.00 3.40 C ANISOU 11 CA PHE A1002 295 469 450 25 0 -59 C ATOM 12 C PHE A1002 3.285 13.617 17.674 1.00 3.38 C ANISOU 12 C PHE A1002 265 463 481 9 -20 -39 C ATOM 13 O PHE A1002 4.253 14.238 18.149 1.00 4.85 O ANISOU 13 O PHE A1002 382 446 905 2 -206 -34 O ATOM 14 CB PHE A1002 2.706 15.619 16.292 1.00 4.09 C ANISOU 14 CB PHE A1002 345 567 550 -10 32 56 C ATOM 15 CG PHE A1002 1.665 16.560 15.713 1.00 3.75 C ANISOU 15 CG PHE A1002 309 518 514 -33 12 68 C ATOM 16 CD1 PHE A1002 1.127 16.338 14.447 1.00 4.01 C ANISOU 16 CD1 PHE A1002 421 521 491 -15 22 -6 C ATOM 17 CD2 PHE A1002 1.263 17.689 16.421 1.00 4.04 C ANISOU 17 CD2 PHE A1002 452 513 478 -38 -30 35 C ATOM 18 CE1 PHE A1002 0.208 17.235 13.901 1.00 4.10 C ANISOU 18 CE1 PHE A1002 431 549 483 -19 -25 39 C ATOM 19 CE2 PHE A1002 0.345 18.582 15.881 1.00 4.22 C ANISOU 19 CE2 PHE A1002 532 462 512 -19 43 6 C ATOM 20 CZ PHE A1002 -0.184 18.354 14.613 1.00 4.28 C ANISOU 20 CZ PHE A1002 466 492 571 12 -31 106 C HETATM 21 N MLE A1003 3.221 12.283 17.686 1.00 3.47 N ANISOU 21 N MLE A1003 243 449 547 -3 -28 -49 N HETATM 22 CN MLE A1003 2.107 11.519 17.092 1.00 4.27 C ANISOU 22 CN MLE A1003 375 434 716 -30 -64 -39 C HETATM 23 CA MLE A1003 4.402 11.518 18.168 1.00 3.56 C ANISOU 23 CA MLE A1003 340 447 485 -22 -34 -11 C HETATM 24 CB MLE A1003 4.091 10.495 19.268 1.00 4.09 C ANISOU 24 CB MLE A1003 451 461 549 -17 -6 19 C HETATM 25 CG MLE A1003 4.714 10.855 20.618 1.00 4.27 C ANISOU 25 CG MLE A1003 458 537 532 -22 3 11 C HETATM 26 CD1 MLE A1003 4.659 9.698 21.604 1.00 4.99 C ANISOU 26 CD1 MLE A1003 606 586 589 51 14 48 C HETATM 27 CD2 MLE A1003 4.101 12.108 21.215 1.00 5.82 C ANISOU 27 CD2 MLE A1003 897 597 587 41 60 -71 C HETATM 28 C MLE A1003 5.033 10.893 16.918 1.00 3.49 C ANISOU 28 C MLE A1003 307 393 547 18 36 34 C HETATM 29 O MLE A1003 4.705 9.782 16.486 1.00 4.05 O ANISOU 29 O MLE A1003 423 429 596 -30 25 -51 O ATOM 30 N PHE A1004 5.932 11.681 16.278 1.00 3.60 N ANISOU 30 N PHE A1004 368 433 486 -35 26 -30 N ATOM 31 CA PHE A1004 6.466 11.344 14.967 1.00 3.73 C ANISOU 31 CA PHE A1004 360 490 483 27 2 -34 C ATOM 32 C PHE A1004 7.501 10.238 15.005 1.00 3.79 C ANISOU 32 C PHE A1004 378 486 490 -18 18 18 C ATOM 33 O PHE A1004 8.030 9.823 16.014 1.00 4.24 O ANISOU 33 O PHE A1004 436 540 539 9 -41 47 O ATOM 34 CB PHE A1004 7.087 12.596 14.319 1.00 4.08 C ANISOU 34 CB PHE A1004 383 546 528 -13 39 2 C ATOM 35 CG PHE A1004 6.070 13.618 13.854 1.00 3.84 C ANISOU 35 CG PHE A1004 385 529 459 -7 12 42 C ATOM 36 CD1 PHE A1004 5.165 13.316 12.849 1.00 4.80 C ANISOU 36 CD1 PHE A1004 609 548 558 29 -77 -63 C ATOM 37 CD2 PHE A1004 6.083 14.915 14.357 1.00 4.12 C ANISOU 37 CD2 PHE A1004 418 502 552 -60 37 25 C ATOM 38 CE1 PHE A1004 4.280 14.266 12.363 1.00 5.01 C ANISOU 38 CE1 PHE A1004 590 611 590 88 -149 14 C ATOM 39 CE2 PHE A1004 5.227 15.884 13.848 1.00 4.58 C ANISOU 39 CE2 PHE A1004 483 522 632 3 48 23 C ATOM 40 CZ PHE A1004 4.332 15.565 12.837 1.00 4.78 C ANISOU 40 CZ PHE A1004 521 642 546 84 37 60 C ATOM 41 OXT PHE A1004 7.761 9.819 13.767 1.00 4.72 O ANISOU 41 OXT PHE A1004 569 598 518 154 21 1 O TER 42 PHE A1004 HETATM 43 C1 TFA A2001 10.847 8.106 13.529 1.00 3.89 C ANISOU 43 C1 TFA A2001 397 506 488 -1 37 -14 C HETATM 44 C2 TFA A2001 11.368 9.443 12.938 1.00 4.30 C ANISOU 44 C2 TFA A2001 452 571 513 -35 -29 6 C HETATM 45 O TFA A2001 9.614 8.001 13.619 1.00 4.59 O ANISOU 45 O TFA A2001 372 551 717 38 53 69 O HETATM 46 F1 TFA A2001 12.674 9.438 12.668 1.00 5.59 F ANISOU 46 F1 TFA A2001 494 689 814 -98 58 72 F HETATM 47 F2 TFA A2001 10.723 9.750 11.802 1.00 5.65 F ANISOU 47 F2 TFA A2001 677 758 583 -99 -82 192 F HETATM 48 F3 TFA A2001 11.156 10.447 13.792 1.00 6.18 F ANISOU 48 F3 TFA A2001 914 531 764 -63 72 -110 F HETATM 49 OXT TFA A2001 11.705 7.276 13.897 1.00 4.33 O ANISOU 49 OXT TFA A2001 397 572 577 18 -17 55 O HETATM 50 O HOH A3001 14.071 7.413 15.349 1.00 4.53 O ANISOU 50 O HOH A3001 562 433 622 62 -90 -37 O CONECT 1 2 3 CONECT 2 1 CONECT 3 1 4 8 CONECT 4 3 5 CONECT 5 4 6 7 CONECT 6 5 CONECT 7 5 CONECT 8 3 9 10 CONECT 9 8 CONECT 10 8 CONECT 12 21 CONECT 21 12 22 23 CONECT 22 21 CONECT 23 21 24 28 CONECT 24 23 25 CONECT 25 24 26 27 CONECT 26 25 CONECT 27 25 CONECT 28 23 29 30 CONECT 29 28 CONECT 30 28 CONECT 43 44 45 49 CONECT 44 43 46 47 48 CONECT 45 43 CONECT 46 44 CONECT 47 44 CONECT 48 44 CONECT 49 43 MASTER 199 0 3 0 0 0 2 6 49 1 28 1 END