HEADER TRANSFERASE/RNA 11-MAR-25 9M86 TITLE CRYSTAL STRUCTURE OF SPMETTL16 KINASE ASSOCIATED 1 DOMAIN IN COMPLEX TITLE 2 WITH U6 SNRNA INTERNAL STEM LOOP COMPND MOL_ID: 1; COMPND 2 MOLECULE: U6 SMALL NUCLEAR RNA (ADENINE-(43)-N(6))-METHYLTRANSFERASE; COMPND 3 CHAIN: A, C; COMPND 4 EC: 2.1.1.346; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: RNA (31-MER); COMPND 8 CHAIN: B, D; COMPND 9 ENGINEERED: YES; COMPND 10 OTHER_DETAILS: U6 SMALL NUCLEAR RNA SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 3 ORGANISM_COMMON: FISSION YEAST; SOURCE 4 ORGANISM_TAXID: 4896; SOURCE 5 GENE: SPAC27D7.08C; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VARIANT: ROSETTA2; SOURCE 10 MOL_ID: 2; SOURCE 11 SYNTHETIC: YES; SOURCE 12 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 13 ORGANISM_TAXID: 4896 KEYWDS M6A METHYLTRANSFERASE, U6 SNRNA, PROTEIN-RNA COMPLEX, SPLICING, KEYWDS 2 TRANSFERASE, TRANSFERASE-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.JU,K.TOMITA REVDAT 2 24-SEP-25 9M86 1 JRNL REVDAT 1 06-AUG-25 9M86 0 JRNL AUTH J.JU,K.TOMITA JRNL TITL STRUCTURES AND MECHANISMS OF U6 SNRNA M 6 A MODIFICATION BY JRNL TITL 2 METTL16. JRNL REF NAT COMMUN V. 16 7708 2025 JRNL REFN ESSN 2041-1723 JRNL PMID 40841561 JRNL DOI 10.1038/S41467-025-63021-0 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.13_2998) 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.49 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 2.050 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 10788 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.209 REMARK 3 R VALUE (WORKING SET) : 0.206 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 542 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 33.4900 - 4.4336 0.99 2576 136 0.1844 0.2394 REMARK 3 2 4.4336 - 3.5203 0.99 2589 136 0.1973 0.2500 REMARK 3 3 3.5203 - 3.0757 0.98 2567 136 0.2271 0.2756 REMARK 3 4 3.0757 - 2.7950 0.98 2514 134 0.2659 0.3264 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 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) : 0.410 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.320 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 : 0.006 3430 REMARK 3 ANGLE : 0.824 4932 REMARK 3 CHIRALITY : 0.046 598 REMARK 3 PLANARITY : 0.005 392 REMARK 3 DIHEDRAL : 18.368 1478 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 9M86 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1300057388. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-MAR-24 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 : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.978 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10820 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.790 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 8.700 REMARK 200 R MERGE (I) : 0.16800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.9400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.79 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.87 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.71200 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 (%): 46.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE, SODIUM CACODYLATE PH REMARK 280 7.0, TRIS-HCL PH 8.5, PEG 8000, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1990 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12180 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12340 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 MSE A 270 REMARK 465 ARG A 271 REMARK 465 PRO A 272 REMARK 465 HIS A 273 REMARK 465 ASN A 274 REMARK 465 GLU A 275 REMARK 465 LEU A 276 REMARK 465 ILE A 277 REMARK 465 ARG A 278 REMARK 465 PRO A 279 REMARK 465 SER A 280 REMARK 465 MSE C 270 REMARK 465 ARG C 271 REMARK 465 PRO C 272 REMARK 465 HIS C 273 REMARK 465 ASN C 274 REMARK 465 GLU C 275 REMARK 465 LEU C 276 REMARK 465 ILE C 277 REMARK 465 ARG C 278 REMARK 465 PRO C 279 REMARK 465 SER C 280 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 352 34.93 -99.05 REMARK 500 GLU A 355 -168.12 -77.34 REMARK 500 SER C 283 58.13 -100.07 REMARK 500 SER C 334 146.75 -170.41 REMARK 500 GLU C 355 -179.04 -66.17 REMARK 500 REMARK 500 REMARK: NULL DBREF 9M86 A 270 398 UNP O42662 MTL16_SCHPO 257 385 DBREF 9M86 B 47 77 PDB 9M86 9M86 47 77 DBREF 9M86 C 270 398 UNP O42662 MTL16_SCHPO 257 385 DBREF 9M86 D 47 77 PDB 9M86 9M86 47 77 SEQRES 1 A 129 MSE ARG PRO HIS ASN GLU LEU ILE ARG PRO SER SER THR SEQRES 2 A 129 SER LEU SER LYS TYR PHE PRO HIS LYS VAL LEU GLN ASN SEQRES 3 A 129 TRP THR LEU ASP PRO GLU LEU CYS ALA GLN ILE ASP ASP SEQRES 4 A 129 ILE LEU GLN LYS PHE LEU ASP ASP ASN LYS ILE PRO TRP SEQRES 5 A 129 SER LYS LYS GLY SER VAL LEU GLU ILE SER THR LYS SER SEQRES 6 A 129 ILE THR TRP SER ARG LYS ALA ARG ARG ILE SER LYS SER SEQRES 7 A 129 GLN THR SER VAL SER SER LEU GLU GLY GLN MSE LYS CYS SEQRES 8 A 129 GLU LEU ASN VAL ILE ASP ASN GLN LEU GLN CYS LYS TRP SEQRES 9 A 129 ILE GLU GLY TYR ASP TYR ASN VAL TYR GLU SER PHE CYS SEQRES 10 A 129 SER ALA LEU ALA ARG ALA LEU ARG ASP ASN LYS LYS SEQRES 1 B 31 A G C A U G G C C C C U G SEQRES 2 B 31 C A C A A G G A U G A C A SEQRES 3 B 31 C U G C G SEQRES 1 C 129 MSE ARG PRO HIS ASN GLU LEU ILE ARG PRO SER SER THR SEQRES 2 C 129 SER LEU SER LYS TYR PHE PRO HIS LYS VAL LEU GLN ASN SEQRES 3 C 129 TRP THR LEU ASP PRO GLU LEU CYS ALA GLN ILE ASP ASP SEQRES 4 C 129 ILE LEU GLN LYS PHE LEU ASP ASP ASN LYS ILE PRO TRP SEQRES 5 C 129 SER LYS LYS GLY SER VAL LEU GLU ILE SER THR LYS SER SEQRES 6 C 129 ILE THR TRP SER ARG LYS ALA ARG ARG ILE SER LYS SER SEQRES 7 C 129 GLN THR SER VAL SER SER LEU GLU GLY GLN MSE LYS CYS SEQRES 8 C 129 GLU LEU ASN VAL ILE ASP ASN GLN LEU GLN CYS LYS TRP SEQRES 9 C 129 ILE GLU GLY TYR ASP TYR ASN VAL TYR GLU SER PHE CYS SEQRES 10 C 129 SER ALA LEU ALA ARG ALA LEU ARG ASP ASN LYS LYS SEQRES 1 D 31 A G C A U G G C C C C U G SEQRES 2 D 31 C A C A A G G A U G A C A SEQRES 3 D 31 C U G C G MODRES 9M86 MSE A 358 MET MODIFIED RESIDUE MODRES 9M86 MSE C 358 MET MODIFIED RESIDUE HET MSE A 358 8 HET MSE C 358 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 2(C5 H11 N O2 SE) HELIX 1 AA1 ASP A 299 ASN A 317 1 19 HELIX 2 AA2 SER A 338 SER A 347 1 10 HELIX 3 AA3 ASP A 378 ASN A 396 1 19 HELIX 4 AA4 ASP C 299 ASN C 317 1 19 HELIX 5 AA5 SER C 338 LYS C 346 1 9 HELIX 6 AA6 ASP C 378 LYS C 398 1 21 SHEET 1 AA1 5 LEU A 293 THR A 297 0 SHEET 2 AA1 5 GLN A 368 GLU A 375 -1 O CYS A 371 N GLN A 294 SHEET 3 AA1 5 GLU A 355 ILE A 365 -1 N GLU A 361 O LYS A 372 SHEET 4 AA1 5 LEU A 328 SER A 334 -1 N THR A 332 O MSE A 358 SHEET 5 AA1 5 TRP A 321 LYS A 323 -1 N SER A 322 O GLU A 329 SHEET 1 AA2 5 LEU C 293 THR C 297 0 SHEET 2 AA2 5 GLN C 368 GLY C 376 -1 O CYS C 371 N GLN C 294 SHEET 3 AA2 5 MSE C 358 ILE C 365 -1 N ASN C 363 O GLN C 370 SHEET 4 AA2 5 LEU C 328 THR C 332 -1 N ILE C 330 O CYS C 360 SHEET 5 AA2 5 TRP C 321 LYS C 323 -1 N SER C 322 O GLU C 329 LINK C GLN A 357 N MSE A 358 1555 1555 1.33 LINK C MSE A 358 N LYS A 359 1555 1555 1.33 LINK C GLN C 357 N MSE C 358 1555 1555 1.33 LINK C MSE C 358 N LYS C 359 1555 1555 1.33 CRYST1 44.135 47.136 61.831 87.53 88.35 62.87 P 1 2 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 0.022658 -0.011610 -0.000263 0.00000 SCALE2 0.000000 0.023838 -0.000804 0.00000 SCALE3 0.000000 0.000000 0.016189 0.00000 HETATM 620 N MSE A 358 2.219 17.483 -24.884 1.00 50.10 N HETATM 621 CA MSE A 358 0.827 17.498 -24.461 1.00 46.29 C HETATM 622 C MSE A 358 0.514 18.741 -23.631 1.00 47.46 C HETATM 623 O MSE A 358 1.341 19.194 -22.837 1.00 45.37 O HETATM 624 CB MSE A 358 0.499 16.220 -23.673 1.00 49.06 C HETATM 625 CG MSE A 358 -0.840 16.217 -22.922 1.00 45.69 C HETATM 626 SE MSE A 358 -0.733 16.698 -21.016 1.00 64.78 SE HETATM 627 CE MSE A 358 0.328 15.206 -20.380 1.00 53.80 C TER 960 LYS A 398 TER 1621 G B 77 HETATM 2241 N MSE C 358 -0.658 -23.364 6.890 1.00 41.46 N HETATM 2242 CA MSE C 358 0.736 -23.364 7.334 1.00 36.97 C HETATM 2243 C MSE C 358 1.115 -24.587 8.155 1.00 32.32 C HETATM 2244 O MSE C 358 0.372 -24.984 9.027 1.00 36.67 O HETATM 2245 CB MSE C 358 1.005 -22.096 8.149 1.00 41.35 C HETATM 2246 CG MSE C 358 2.407 -21.985 8.716 1.00 43.70 C HETATM 2247 SE MSE C 358 2.492 -22.324 10.638 1.00 61.50 SE HETATM 2248 CE MSE C 358 1.586 -20.752 11.279 1.00 46.80 C TER 2581 LYS C 398 TER 3242 G D 77 CONECT 613 620 CONECT 620 613 621 CONECT 621 620 622 624 CONECT 622 621 623 628 CONECT 623 622 CONECT 624 621 625 CONECT 625 624 626 CONECT 626 625 627 CONECT 627 626 CONECT 628 622 CONECT 2234 2241 CONECT 2241 2234 2242 CONECT 2242 2241 2243 2245 CONECT 2243 2242 2244 2249 CONECT 2244 2243 CONECT 2245 2242 2246 CONECT 2246 2245 2247 CONECT 2247 2246 2248 CONECT 2248 2247 CONECT 2249 2243 MASTER 247 0 2 6 10 0 0 6 3238 4 20 26 END