HEADER TRANSFERASE 08-DEC-22 8BXC TITLE CRYSTAL STRUCTURE OF JAK2 JH1 IN COMPLEX WITH ITACITINIB COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINE-PROTEIN KINASE JAK2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: JANUS KINASE 2,JAK-2; COMPND 5 EC: 2.7.10.2; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: PTR IS PHOSPHORYLATED TYROSINE RESIDUE. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: JAK2; SOURCE 6 EXPRESSION_SYSTEM: TRICHOPLUSIA NI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7111 KEYWDS JANUS KINASE, INHIBITOR COMPLEX, JAK2, JH1, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR T.HAIKARAINEN REVDAT 3 23-OCT-24 8BXC 1 REMARK REVDAT 2 10-JUL-24 8BXC 1 JRNL REVDAT 1 20-DEC-23 8BXC 0 JRNL AUTH Y.MIAO,A.VIRTANEN,J.ZMAJKOVIC,M.HILPERT,R.C.SKODA, JRNL AUTH 2 O.SILVENNOINEN,T.HAIKARAINEN JRNL TITL FUNCTIONAL AND STRUCTURAL CHARACTERIZATION OF CLINICAL-STAGE JRNL TITL 2 JANUS KINASE 2 INHIBITORS IDENTIFIES DETERMINANTS FOR DRUG JRNL TITL 3 SELECTIVITY. JRNL REF J.MED.CHEM. V. 67 10012 2024 JRNL REFN ISSN 0022-2623 JRNL PMID 38843875 JRNL DOI 10.1021/ACS.JMEDCHEM.4C00197 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 79.59 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 57759 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.184 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.830 REMARK 3 FREE R VALUE TEST SET COUNT : 2788 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 79.5900 - 5.1500 0.99 2845 117 0.2127 0.2170 REMARK 3 2 5.1500 - 4.0900 1.00 2781 154 0.1515 0.1504 REMARK 3 3 4.0900 - 3.5700 1.00 2765 137 0.1448 0.1718 REMARK 3 4 3.5700 - 3.2500 1.00 2773 134 0.1576 0.2030 REMARK 3 5 3.2500 - 3.0100 1.00 2732 152 0.1814 0.2230 REMARK 3 6 3.0100 - 2.8400 1.00 2776 147 0.1804 0.2047 REMARK 3 7 2.8400 - 2.6900 1.00 2730 144 0.1813 0.1985 REMARK 3 8 2.6900 - 2.5800 1.00 2771 137 0.1842 0.2040 REMARK 3 9 2.5800 - 2.4800 1.00 2754 131 0.1826 0.2623 REMARK 3 10 2.4800 - 2.3900 1.00 2750 150 0.1813 0.2215 REMARK 3 11 2.3900 - 2.3200 1.00 2747 134 0.1860 0.2366 REMARK 3 12 2.3200 - 2.2500 1.00 2760 129 0.1865 0.2134 REMARK 3 13 2.2500 - 2.1900 0.99 2730 136 0.1956 0.2464 REMARK 3 14 2.1900 - 2.1400 1.00 2762 138 0.1848 0.2472 REMARK 3 15 2.1400 - 2.0900 1.00 2720 137 0.1888 0.2122 REMARK 3 16 2.0900 - 2.0500 0.99 2747 131 0.2248 0.2708 REMARK 3 17 2.0500 - 2.0000 1.00 2729 137 0.2120 0.2387 REMARK 3 18 2.0000 - 1.9700 1.00 2728 150 0.2302 0.3101 REMARK 3 19 1.9700 - 1.9300 1.00 2721 142 0.2504 0.2647 REMARK 3 20 1.9300 - 1.9000 0.98 2650 151 0.3188 0.3203 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.217 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.841 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.54 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 : 0.005 5016 REMARK 3 ANGLE : 0.895 6788 REMARK 3 CHIRALITY : 0.051 705 REMARK 3 PLANARITY : 0.009 871 REMARK 3 DIHEDRAL : 15.446 1918 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 8BXC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-DEC-22. REMARK 100 THE DEPOSITION ID IS D_1292127284. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-NOV-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I03 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.976250 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 XE 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 57900 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 79.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.8 REMARK 200 DATA REDUNDANCY IN SHELL : 6.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.700 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: 6VN8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.49 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M GLY-GLY PH 8.2, 2 M NA-MALONATE, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z+1/2 REMARK 290 4555 -X+1/2,Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 40.58742 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.47350 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 54.17936 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 40.58742 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 34.47350 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 54.17936 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: 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC 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 A1466 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1454 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 MET A 817 REMARK 465 HIS A 818 REMARK 465 HIS A 819 REMARK 465 HIS A 820 REMARK 465 HIS A 821 REMARK 465 HIS A 822 REMARK 465 HIS A 823 REMARK 465 SER A 824 REMARK 465 SER A 825 REMARK 465 GLY A 826 REMARK 465 VAL A 827 REMARK 465 ASP A 828 REMARK 465 LEU A 829 REMARK 465 GLY A 830 REMARK 465 THR A 831 REMARK 465 GLU A 832 REMARK 465 ASN A 833 REMARK 465 LEU A 834 REMARK 465 TYR A 835 REMARK 465 PHE A 836 REMARK 465 GLN A 837 REMARK 465 SER A 838 REMARK 465 MET A 839 REMARK 465 MET B 817 REMARK 465 HIS B 818 REMARK 465 HIS B 819 REMARK 465 HIS B 820 REMARK 465 HIS B 821 REMARK 465 HIS B 822 REMARK 465 HIS B 823 REMARK 465 SER B 824 REMARK 465 SER B 825 REMARK 465 GLY B 826 REMARK 465 VAL B 827 REMARK 465 ASP B 828 REMARK 465 LEU B 829 REMARK 465 GLY B 830 REMARK 465 THR B 831 REMARK 465 GLU B 832 REMARK 465 ASN B 833 REMARK 465 LEU B 834 REMARK 465 TYR B 835 REMARK 465 PHE B 836 REMARK 465 GLN B 837 REMARK 465 SER B 838 REMARK 465 MET B 839 REMARK 465 GLY B 1132 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 LYS A 857 CG CD CE NZ REMARK 470 GLN A 872 CG CD OE1 NE2 REMARK 470 GLN A1003 CG CD OE1 NE2 REMARK 470 GLU A1012 CG CD OE1 OE2 REMARK 470 GLU A1015 CG CD OE1 OE2 REMARK 470 LYS A1053 CG CD CE NZ REMARK 470 GLN B 872 CG CD OE1 NE2 REMARK 470 ASN B 874 CG OD1 ND2 REMARK 470 GLN B1003 CG CD OE1 NE2 REMARK 470 LYS B1005 CG CD CE NZ REMARK 470 GLU B1012 CG CD OE1 OE2 REMARK 470 GLU B1015 CG CD OE1 OE2 REMARK 470 ASP B1068 CG OD1 OD2 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 GLU A 1052 H LYS A 1055 1.53 REMARK 500 OE1 GLU A 1060 HH21 ARG A 1063 1.59 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 GLN A 853 145.88 -173.19 REMARK 500 ARG A 975 -2.01 75.15 REMARK 500 ASP A 976 35.23 -141.49 REMARK 500 LEU B 871 36.48 -90.49 REMARK 500 GLN B 872 63.12 5.77 REMARK 500 ASP B 976 33.18 -144.10 REMARK 500 ALA B 978 148.70 -172.74 REMARK 500 GLU B1012 52.65 175.94 REMARK 500 PRO B1013 -162.98 -68.98 REMARK 500 SER B1054 -4.58 91.73 REMARK 500 TRP B1106 49.13 -91.77 REMARK 500 REMARK 500 REMARK: NULL DBREF 8BXC A 840 1132 UNP O60674 JAK2_HUMAN 840 1132 DBREF 8BXC B 840 1132 UNP O60674 JAK2_HUMAN 840 1132 SEQADV 8BXC MET A 817 UNP O60674 INITIATING METHIONINE SEQADV 8BXC HIS A 818 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS A 819 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS A 820 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS A 821 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS A 822 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS A 823 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER A 824 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER A 825 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLY A 826 UNP O60674 EXPRESSION TAG SEQADV 8BXC VAL A 827 UNP O60674 EXPRESSION TAG SEQADV 8BXC ASP A 828 UNP O60674 EXPRESSION TAG SEQADV 8BXC LEU A 829 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLY A 830 UNP O60674 EXPRESSION TAG SEQADV 8BXC THR A 831 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLU A 832 UNP O60674 EXPRESSION TAG SEQADV 8BXC ASN A 833 UNP O60674 EXPRESSION TAG SEQADV 8BXC LEU A 834 UNP O60674 EXPRESSION TAG SEQADV 8BXC TYR A 835 UNP O60674 EXPRESSION TAG SEQADV 8BXC PHE A 836 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLN A 837 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER A 838 UNP O60674 EXPRESSION TAG SEQADV 8BXC MET A 839 UNP O60674 EXPRESSION TAG SEQADV 8BXC MET B 817 UNP O60674 INITIATING METHIONINE SEQADV 8BXC HIS B 818 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS B 819 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS B 820 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS B 821 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS B 822 UNP O60674 EXPRESSION TAG SEQADV 8BXC HIS B 823 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER B 824 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER B 825 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLY B 826 UNP O60674 EXPRESSION TAG SEQADV 8BXC VAL B 827 UNP O60674 EXPRESSION TAG SEQADV 8BXC ASP B 828 UNP O60674 EXPRESSION TAG SEQADV 8BXC LEU B 829 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLY B 830 UNP O60674 EXPRESSION TAG SEQADV 8BXC THR B 831 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLU B 832 UNP O60674 EXPRESSION TAG SEQADV 8BXC ASN B 833 UNP O60674 EXPRESSION TAG SEQADV 8BXC LEU B 834 UNP O60674 EXPRESSION TAG SEQADV 8BXC TYR B 835 UNP O60674 EXPRESSION TAG SEQADV 8BXC PHE B 836 UNP O60674 EXPRESSION TAG SEQADV 8BXC GLN B 837 UNP O60674 EXPRESSION TAG SEQADV 8BXC SER B 838 UNP O60674 EXPRESSION TAG SEQADV 8BXC MET B 839 UNP O60674 EXPRESSION TAG SEQRES 1 A 316 MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU SEQRES 2 A 316 GLY THR GLU ASN LEU TYR PHE GLN SER MET ASP PRO THR SEQRES 3 A 316 GLN PHE GLU GLU ARG HIS LEU LYS PHE LEU GLN GLN LEU SEQRES 4 A 316 GLY LYS GLY ASN PHE GLY SER VAL GLU MET CYS ARG TYR SEQRES 5 A 316 ASP PRO LEU GLN ASP ASN THR GLY GLU VAL VAL ALA VAL SEQRES 6 A 316 LYS LYS LEU GLN HIS SER THR GLU GLU HIS LEU ARG ASP SEQRES 7 A 316 PHE GLU ARG GLU ILE GLU ILE LEU LYS SER LEU GLN HIS SEQRES 8 A 316 ASP ASN ILE VAL LYS TYR LYS GLY VAL CYS TYR SER ALA SEQRES 9 A 316 GLY ARG ARG ASN LEU LYS LEU ILE MET GLU TYR LEU PRO SEQRES 10 A 316 TYR GLY SER LEU ARG ASP TYR LEU GLN LYS HIS LYS GLU SEQRES 11 A 316 ARG ILE ASP HIS ILE LYS LEU LEU GLN TYR THR SER GLN SEQRES 12 A 316 ILE CYS LYS GLY MET GLU TYR LEU GLY THR LYS ARG TYR SEQRES 13 A 316 ILE HIS ARG ASP LEU ALA THR ARG ASN ILE LEU VAL GLU SEQRES 14 A 316 ASN GLU ASN ARG VAL LYS ILE GLY ASP PHE GLY LEU THR SEQRES 15 A 316 LYS VAL LEU PRO GLN ASP LYS GLU PTR PTR LYS VAL LYS SEQRES 16 A 316 GLU PRO GLY GLU SER PRO ILE PHE TRP TYR ALA PRO GLU SEQRES 17 A 316 SER LEU THR GLU SER LYS PHE SER VAL ALA SER ASP VAL SEQRES 18 A 316 TRP SER PHE GLY VAL VAL LEU TYR GLU LEU PHE THR TYR SEQRES 19 A 316 ILE GLU LYS SER LYS SER PRO PRO ALA GLU PHE MET ARG SEQRES 20 A 316 MET ILE GLY ASN ASP LYS GLN GLY GLN MET ILE VAL PHE SEQRES 21 A 316 HIS LEU ILE GLU LEU LEU LYS ASN ASN GLY ARG LEU PRO SEQRES 22 A 316 ARG PRO ASP GLY CYS PRO ASP GLU ILE TYR MET ILE MET SEQRES 23 A 316 THR GLU CYS TRP ASN ASN ASN VAL ASN GLN ARG PRO SER SEQRES 24 A 316 PHE ARG ASP LEU ALA LEU ARG VAL ASP GLN ILE ARG ASP SEQRES 25 A 316 ASN MET ALA GLY SEQRES 1 B 316 MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU SEQRES 2 B 316 GLY THR GLU ASN LEU TYR PHE GLN SER MET ASP PRO THR SEQRES 3 B 316 GLN PHE GLU GLU ARG HIS LEU LYS PHE LEU GLN GLN LEU SEQRES 4 B 316 GLY LYS GLY ASN PHE GLY SER VAL GLU MET CYS ARG TYR SEQRES 5 B 316 ASP PRO LEU GLN ASP ASN THR GLY GLU VAL VAL ALA VAL SEQRES 6 B 316 LYS LYS LEU GLN HIS SER THR GLU GLU HIS LEU ARG ASP SEQRES 7 B 316 PHE GLU ARG GLU ILE GLU ILE LEU LYS SER LEU GLN HIS SEQRES 8 B 316 ASP ASN ILE VAL LYS TYR LYS GLY VAL CYS TYR SER ALA SEQRES 9 B 316 GLY ARG ARG ASN LEU LYS LEU ILE MET GLU TYR LEU PRO SEQRES 10 B 316 TYR GLY SER LEU ARG ASP TYR LEU GLN LYS HIS LYS GLU SEQRES 11 B 316 ARG ILE ASP HIS ILE LYS LEU LEU GLN TYR THR SER GLN SEQRES 12 B 316 ILE CYS LYS GLY MET GLU TYR LEU GLY THR LYS ARG TYR SEQRES 13 B 316 ILE HIS ARG ASP LEU ALA THR ARG ASN ILE LEU VAL GLU SEQRES 14 B 316 ASN GLU ASN ARG VAL LYS ILE GLY ASP PHE GLY LEU THR SEQRES 15 B 316 LYS VAL LEU PRO GLN ASP LYS GLU PTR PTR LYS VAL LYS SEQRES 16 B 316 GLU PRO GLY GLU SER PRO ILE PHE TRP TYR ALA PRO GLU SEQRES 17 B 316 SER LEU THR GLU SER LYS PHE SER VAL ALA SER ASP VAL SEQRES 18 B 316 TRP SER PHE GLY VAL VAL LEU TYR GLU LEU PHE THR TYR SEQRES 19 B 316 ILE GLU LYS SER LYS SER PRO PRO ALA GLU PHE MET ARG SEQRES 20 B 316 MET ILE GLY ASN ASP LYS GLN GLY GLN MET ILE VAL PHE SEQRES 21 B 316 HIS LEU ILE GLU LEU LEU LYS ASN ASN GLY ARG LEU PRO SEQRES 22 B 316 ARG PRO ASP GLY CYS PRO ASP GLU ILE TYR MET ILE MET SEQRES 23 B 316 THR GLU CYS TRP ASN ASN ASN VAL ASN GLN ARG PRO SER SEQRES 24 B 316 PHE ARG ASP LEU ALA LEU ARG VAL ASP GLN ILE ARG ASP SEQRES 25 B 316 ASN MET ALA GLY MODRES 8BXC PTR A 1007 TYR MODIFIED RESIDUE MODRES 8BXC PTR A 1008 TYR MODIFIED RESIDUE MODRES 8BXC PTR B 1007 TYR MODIFIED RESIDUE MODRES 8BXC PTR B 1008 TYR MODIFIED RESIDUE HET PTR A1007 23 HET PTR A1008 23 HET PTR B1007 23 HET PTR B1008 23 HET S4R A1201 63 HET MLI B1201 9 HET S4R B1202 63 HETNAM PTR O-PHOSPHOTYROSINE HETNAM S4R ITACITINIB HETNAM MLI MALONATE ION HETSYN PTR PHOSPHONOTYROSINE HETSYN S4R 2-[1-[1-[3-FLUORANYL-2-(TRIFLUOROMETHYL)PYRIDIN-4- HETSYN 2 S4R YL]CARBONYLPIPERIDIN-4-YL]-3-[4-(7~{H}-PYRROLO[2,3- HETSYN 3 S4R D]PYRIMIDIN-4-YL)PYRAZOL-1-YL]AZETIDIN-3- HETSYN 4 S4R YL]ETHANENITRILE FORMUL 1 PTR 4(C9 H12 N O6 P) FORMUL 3 S4R 2(C26 H23 F4 N9 O) FORMUL 4 MLI C3 H2 O4 2- FORMUL 6 HOH *373(H2 O) HELIX 1 AA1 GLU A 845 ARG A 847 5 3 HELIX 2 AA2 THR A 888 SER A 904 1 17 HELIX 3 AA3 TYR A 918 ARG A 923 1 6 HELIX 4 AA4 SER A 936 HIS A 944 1 9 HELIX 5 AA5 LYS A 945 ILE A 948 5 4 HELIX 6 AA6 ASP A 949 LYS A 970 1 22 HELIX 7 AA7 ALA A 978 ARG A 980 5 3 HELIX 8 AA8 PRO A 1017 TYR A 1021 5 5 HELIX 9 AA9 ALA A 1022 SER A 1029 1 8 HELIX 10 AB1 SER A 1032 TYR A 1050 1 19 HELIX 11 AB2 GLU A 1052 LYS A 1055 5 4 HELIX 12 AB3 SER A 1056 GLY A 1066 1 11 HELIX 13 AB4 GLY A 1071 ASN A 1084 1 14 HELIX 14 AB5 PRO A 1095 TRP A 1106 1 12 HELIX 15 AB6 ASN A 1109 ARG A 1113 5 5 HELIX 16 AB7 SER A 1115 MET A 1130 1 16 HELIX 17 AB8 GLU B 845 ARG B 847 5 3 HELIX 18 AB9 THR B 888 SER B 904 1 17 HELIX 19 AC1 TYR B 918 ARG B 923 1 6 HELIX 20 AC2 SER B 936 LYS B 945 1 10 HELIX 21 AC3 GLU B 946 ILE B 948 5 3 HELIX 22 AC4 ASP B 949 LYS B 970 1 22 HELIX 23 AC5 ALA B 978 ARG B 980 5 3 HELIX 24 AC6 PRO B 1017 TYR B 1021 5 5 HELIX 25 AC7 ALA B 1022 SER B 1029 1 8 HELIX 26 AC8 SER B 1032 THR B 1049 1 18 HELIX 27 AC9 SER B 1056 GLY B 1066 1 11 HELIX 28 AD1 GLY B 1071 ASN B 1084 1 14 HELIX 29 AD2 PRO B 1095 TRP B 1106 1 12 HELIX 30 AD3 ASN B 1109 ARG B 1113 5 5 HELIX 31 AD4 SER B 1115 MET B 1130 1 16 SHEET 1 AA1 5 LEU A 849 LYS A 857 0 SHEET 2 AA1 5 GLY A 861 TYR A 868 -1 O ARG A 867 N LYS A 850 SHEET 3 AA1 5 GLU A 877 LEU A 884 -1 O VAL A 879 N CYS A 866 SHEET 4 AA1 5 LYS A 926 GLU A 930 -1 O MET A 929 N ALA A 880 SHEET 5 AA1 5 TYR A 913 CYS A 917 -1 N GLY A 915 O ILE A 928 SHEET 1 AA2 2 TYR A 972 ILE A 973 0 SHEET 2 AA2 2 LYS A 999 VAL A1000 -1 O LYS A 999 N ILE A 973 SHEET 1 AA3 2 ILE A 982 ASN A 986 0 SHEET 2 AA3 2 ARG A 989 ILE A 992 -1 O LYS A 991 N LEU A 983 SHEET 1 AA4 2 PTR A1008 LYS A1009 0 SHEET 2 AA4 2 LYS A1030 PHE A1031 -1 O PHE A1031 N PTR A1008 SHEET 1 AA5 5 LEU B 849 LYS B 857 0 SHEET 2 AA5 5 GLY B 861 TYR B 868 -1 O MET B 865 N GLN B 853 SHEET 3 AA5 5 GLU B 877 LEU B 884 -1 O VAL B 879 N CYS B 866 SHEET 4 AA5 5 LYS B 926 GLU B 930 -1 O MET B 929 N ALA B 880 SHEET 5 AA5 5 TYR B 913 CYS B 917 -1 N GLY B 915 O ILE B 928 SHEET 1 AA6 2 TYR B 972 ILE B 973 0 SHEET 2 AA6 2 LYS B 999 VAL B1000 -1 O LYS B 999 N ILE B 973 SHEET 1 AA7 2 ILE B 982 ASN B 986 0 SHEET 2 AA7 2 ARG B 989 ILE B 992 -1 O LYS B 991 N LEU B 983 SHEET 1 AA8 2 PTR B1008 LYS B1009 0 SHEET 2 AA8 2 LYS B1030 PHE B1031 -1 O PHE B1031 N PTR B1008 LINK C GLU A1006 N PTR A1007 1555 1555 1.33 LINK C PTR A1007 N PTR A1008 1555 1555 1.33 LINK C PTR A1008 N LYS A1009 1555 1555 1.33 LINK C GLU B1006 N PTR B1007 1555 1555 1.33 LINK C PTR B1007 N PTR B1008 1555 1555 1.33 LINK C PTR B1008 N LYS B1009 1555 1555 1.32 CRYST1 99.444 68.947 109.888 90.00 99.57 90.00 I 1 2 1 8 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 0.010056 0.000000 0.001695 0.00000 SCALE2 0.000000 0.014504 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009229 0.00000