HEADER SIGNALING PROTEIN 25-FEB-21 7NNS TITLE CRYSTAL STRUCTURE OF THE ACVR1 (ALK2) KINASE IN COMPLEX WITH THE TITLE 2 COMPOUND MOMELOTINIB COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACTIVIN RECEPTOR TYPE I; COMPND 3 CHAIN: B; COMPND 4 EC: 2.7.11.30; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: SEQUENCE CONTAINS A DELIBERATE MUTATION AT Q207D SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_TAXID: 9606; SOURCE 4 GENE: ACVR1; SOURCE 5 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 7 EXPRESSION_SYSTEM_CELL_LINE: SF9; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACMID KEYWDS KINASE, BMP, INHIBITOR, SIGNALLING, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.WILLIAMS,Z.CHEN,N.BURGESS-BROWN,F.VON DELFT,C.H.ARROWSMITH, AUTHOR 2 A.M.EDWARDS,C.BOUNTRA,A.N.BULLOCK REVDAT 2 31-JAN-24 7NNS 1 REMARK REVDAT 1 07-APR-21 7NNS 0 JRNL AUTH E.WILLIAMS,Z.CHEN,N.BURGESS-BROWN,F.VON DELFT, JRNL AUTH 2 C.H.ARROWSMITH,A.M.EDWARDS,C.BOUNTRA,A.N.BULLOCK JRNL TITL CRYSTAL STRUCTURE OF THE ACVR1 (ALK2) KINASE IN COMPLEX WITH JRNL TITL 2 THE COMPOUND MOMELOTINIB JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 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) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 53.82 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 21517 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.230 REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.860 REMARK 3 FREE R VALUE TEST SET COUNT : 1045 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 53.8200 - 4.1000 1.00 3090 180 0.1736 0.1941 REMARK 3 2 4.0900 - 3.2500 1.00 2993 130 0.1874 0.2389 REMARK 3 3 3.2500 - 2.8400 1.00 2911 155 0.2302 0.2854 REMARK 3 4 2.8400 - 2.5800 0.99 2930 116 0.2719 0.2939 REMARK 3 5 2.5800 - 2.3900 0.99 2845 179 0.2932 0.3453 REMARK 3 6 2.3900 - 2.2500 0.99 2864 141 0.3211 0.3748 REMARK 3 7 2.2500 - 2.1400 0.98 2839 144 0.3468 0.4204 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) : 0.360 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.960 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.28 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.60 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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 7NNS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-FEB-21. REMARK 100 THE DEPOSITION ID IS D_1292114354. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JAN-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.92819 REMARK 200 MONOCHROMATOR : SINGLE BOUNCE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 0.5.161 REMARK 200 DATA SCALING SOFTWARE : XIA2 0.5.161 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21731 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.140 REMARK 200 RESOLUTION RANGE LOW (A) : 53.820 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 9.600 REMARK 200 R MERGE (I) : 0.24000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 10.00 REMARK 200 R MERGE FOR SHELL (I) : 2.01500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.7.17 REMARK 200 STARTING MODEL: 3H9R REMARK 200 REMARK 200 REMARK: SINGLE CHAIN IN THE ASU REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.4M AMMONIUM SULFATE, 0.1M TRIS PH REMARK 280 7.5, 8% GLYCEROL., VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 98.20200 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 49.10100 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 49.10100 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 98.20200 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: 2520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -59.0 KCAL/MOL 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B 701 LIES ON A SPECIAL POSITION. 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 SER B 199 REMARK 465 MET B 200 REMARK 465 GLN B 201 REMARK 465 ARG B 202 REMARK 465 THR B 203 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 ARG B 206 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 216 CD CE NZ REMARK 470 ARG B 218 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 221 OE1 REMARK 470 GLN B 228 CG CD OE1 NE2 REMARK 470 ARG B 240 NE CZ NH1 NH2 REMARK 470 LYS B 346 CE NZ REMARK 470 ARG B 490 CZ NH1 NH2 REMARK 470 LYS B 497 CG CD CE NZ 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 HOH B 625 O HOH B 710 2.10 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 HIS B 259 147.50 -175.59 REMARK 500 ARG B 335 -1.07 85.72 REMARK 500 ASP B 336 41.08 -147.75 REMARK 500 ASP B 354 65.05 65.22 REMARK 500 ASN B 372 75.95 -156.28 REMARK 500 GLU B 389 38.14 71.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue C87 B 507 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 508 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 509 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 510 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 511 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 512 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 513 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 514 DBREF 7NNS B 201 499 UNP Q04771 ACVR1_HUMAN 201 499 SEQADV 7NNS SER B 199 UNP Q04771 EXPRESSION TAG SEQADV 7NNS MET B 200 UNP Q04771 EXPRESSION TAG SEQADV 7NNS ASP B 207 UNP Q04771 GLN 207 ENGINEERED MUTATION SEQRES 1 B 301 SER MET GLN ARG THR VAL ALA ARG ASP ILE THR LEU LEU SEQRES 2 B 301 GLU CYS VAL GLY LYS GLY ARG TYR GLY GLU VAL TRP ARG SEQRES 3 B 301 GLY SER TRP GLN GLY GLU ASN VAL ALA VAL LYS ILE PHE SEQRES 4 B 301 SER SER ARG ASP GLU LYS SER TRP PHE ARG GLU THR GLU SEQRES 5 B 301 LEU TYR ASN THR VAL MET LEU ARG HIS GLU ASN ILE LEU SEQRES 6 B 301 GLY PHE ILE ALA SER ASP MET THR SER ARG HIS SER SER SEQRES 7 B 301 THR GLN LEU TRP LEU ILE THR HIS TYR HIS GLU MET GLY SEQRES 8 B 301 SER LEU TYR ASP TYR LEU GLN LEU THR THR LEU ASP THR SEQRES 9 B 301 VAL SER CYS LEU ARG ILE VAL LEU SER ILE ALA SER GLY SEQRES 10 B 301 LEU ALA HIS LEU HIS ILE GLU ILE PHE GLY THR GLN GLY SEQRES 11 B 301 LYS PRO ALA ILE ALA HIS ARG ASP LEU LYS SER LYS ASN SEQRES 12 B 301 ILE LEU VAL LYS LYS ASN GLY GLN CYS CYS ILE ALA ASP SEQRES 13 B 301 LEU GLY LEU ALA VAL MET HIS SER GLN SER THR ASN GLN SEQRES 14 B 301 LEU ASP VAL GLY ASN ASN PRO ARG VAL GLY THR LYS ARG SEQRES 15 B 301 TYR MET ALA PRO GLU VAL LEU ASP GLU THR ILE GLN VAL SEQRES 16 B 301 ASP CYS PHE ASP SER TYR LYS ARG VAL ASP ILE TRP ALA SEQRES 17 B 301 PHE GLY LEU VAL LEU TRP GLU VAL ALA ARG ARG MET VAL SEQRES 18 B 301 SER ASN GLY ILE VAL GLU ASP TYR LYS PRO PRO PHE TYR SEQRES 19 B 301 ASP VAL VAL PRO ASN ASP PRO SER PHE GLU ASP MET ARG SEQRES 20 B 301 LYS VAL VAL CYS VAL ASP GLN GLN ARG PRO ASN ILE PRO SEQRES 21 B 301 ASN ARG TRP PHE SER ASP PRO THR LEU THR SER LEU ALA SEQRES 22 B 301 LYS LEU MET LYS GLU CYS TRP TYR GLN ASN PRO SER ALA SEQRES 23 B 301 ARG LEU THR ALA LEU ARG ILE LYS LYS THR LEU THR LYS SEQRES 24 B 301 ILE ASP HET EDO B 501 10 HET EDO B 502 10 HET EDO B 503 10 HET EDO B 504 10 HET EDO B 505 10 HET EDO B 506 10 HET C87 B 507 53 HET SO4 B 508 5 HET SO4 B 509 5 HET SO4 B 510 5 HET SO4 B 511 5 HET SO4 B 512 5 HET SO4 B 513 5 HET SO4 B 514 5 HETNAM EDO 1,2-ETHANEDIOL HETNAM C87 MOMELOTINIB HETNAM SO4 SULFATE ION HETSYN EDO ETHYLENE GLYCOL FORMUL 2 EDO 6(C2 H6 O2) FORMUL 8 C87 C23 H22 N6 O2 FORMUL 9 SO4 7(O4 S 2-) FORMUL 16 HOH *116(H2 O) HELIX 1 AA1 VAL B 204 ILE B 208 5 5 HELIX 2 AA2 ASP B 241 THR B 254 1 14 HELIX 3 AA3 SER B 290 LEU B 295 1 6 HELIX 4 AA4 ASP B 301 ILE B 321 1 21 HELIX 5 AA5 LYS B 338 LYS B 340 5 3 HELIX 6 AA6 THR B 378 MET B 382 5 5 HELIX 7 AA7 ALA B 383 ASP B 388 1 6 HELIX 8 AA8 PHE B 396 ARG B 416 1 21 HELIX 9 AA9 SER B 440 CYS B 449 1 10 HELIX 10 AB1 PRO B 458 SER B 463 5 6 HELIX 11 AB2 ASP B 464 GLU B 476 1 13 HELIX 12 AB3 ASN B 481 ARG B 485 5 5 HELIX 13 AB4 THR B 487 ILE B 498 1 12 SHEET 1 AA1 5 THR B 209 LYS B 216 0 SHEET 2 AA1 5 GLY B 220 TRP B 227 -1 O ARG B 224 N LEU B 211 SHEET 3 AA1 5 GLU B 230 PHE B 237 -1 O VAL B 234 N TRP B 223 SHEET 4 AA1 5 SER B 276 THR B 283 -1 O THR B 283 N ALA B 233 SHEET 5 AA1 5 PHE B 265 ARG B 273 -1 N THR B 271 O GLN B 278 SHEET 1 AA2 3 ALA B 331 ALA B 333 0 SHEET 2 AA2 3 VAL B 359 SER B 362 -1 O HIS B 361 N ALA B 331 SHEET 3 AA2 3 GLN B 367 ASP B 369 -1 O ASP B 369 N MET B 360 SHEET 1 AA3 2 ILE B 342 VAL B 344 0 SHEET 2 AA3 2 CYS B 350 ILE B 352 -1 O CYS B 351 N LEU B 343 SITE 1 AC1 6 TYR B 381 MET B 382 ALA B 383 VAL B 402 SITE 2 AC1 6 EDO B 502 HOH B 627 SITE 1 AC2 3 ARG B 335 TYR B 399 EDO B 501 SITE 1 AC3 2 ARG B 218 C87 B 507 SITE 1 AC4 5 LYS B 400 THR B 487 ALA B 488 LEU B 489 SITE 2 AC4 5 HOH B 663 SITE 1 AC5 5 SER B 290 ASP B 293 LYS B 340 C87 B 507 SITE 2 AC5 5 HOH B 631 SITE 1 AC6 4 ASP B 433 ARG B 454 ASN B 456 HOH B 650 SITE 1 AC7 13 VAL B 214 ALA B 233 LYS B 235 HIS B 284 SITE 2 AC7 13 TYR B 285 HIS B 286 GLY B 289 ASP B 293 SITE 3 AC7 13 LYS B 340 LEU B 343 EDO B 503 EDO B 505 SITE 4 AC7 13 HOH B 667 SITE 1 AC8 4 ARG B 380 ASN B 437 ASP B 438 HOH B 646 SITE 1 AC9 4 HIS B 286 LYS B 345 LYS B 346 HOH B 636 SITE 1 AD1 4 ARG B 258 PRO B 458 ASN B 459 HOH B 639 SITE 1 AD2 4 LYS B 379 SER B 440 PHE B 441 HOH B 623 SITE 1 AD3 5 MET B 256 LEU B 257 ARG B 258 HIS B 318 SITE 2 AD3 5 HOH B 619 SITE 1 AD4 3 ASP B 301 THR B 302 HOH B 604 SITE 1 AD5 3 THR B 271 SER B 272 HOH B 614 CRYST1 66.760 66.760 147.303 90.00 90.00 120.00 P 32 2 1 6 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 0.014979 0.008648 0.000000 0.00000 SCALE2 0.000000 0.017296 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006789 0.00000