HEADER SIGNALING PROTEIN 08-AUG-22 8AO9 TITLE SPECIFIC COVALENT INHIBITOR(10) OF ERK2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MITOGEN-ACTIVATED PROTEIN KINASE 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MAPK 1,ERT1,EXTRACELLULAR SIGNAL-REGULATED KINASE 2,ERK-2, COMPND 5 MAP KINASE ISOFORM P42,P42-MAPK,MITOGEN-ACTIVATED PROTEIN KINASE 2, COMPND 6 MAPK 2; COMPND 7 EC: 2.7.11.24; COMPND 8 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: MAPK1, ERK2, PRKM1, PRKM2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS SERINE-THREONINE KINASE, TRANSCRIPTIONAL REPRESSOR, CELL CYCLE, ATP KEYWDS 2 BINDING, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.CLEASBY REVDAT 2 05-OCT-22 8AO9 1 JRNL REVDAT 1 28-SEP-22 8AO9 0 JRNL AUTH J.D.ST DENIS,G.CHESSARI,A.CLEASBY,B.D.CONS,S.COWAN, JRNL AUTH 2 S.E.DALTON,C.EAST,C.W.MURRAY,M.O'REILLY,T.PEAKMAN,M.RAPTI, JRNL AUTH 3 J.L.STOW JRNL TITL X-RAY SCREENING OF AN ELECTROPHILIC FRAGMENT LIBRARY AND JRNL TITL 2 APPLICATION TOWARD THE DEVELOPMENT OF A NOVEL ERK 1/2 JRNL TITL 3 COVALENT INHIBITOR. JRNL REF J.MED.CHEM. V. 65 12319 2022 JRNL REFN ISSN 0022-2623 JRNL PMID 36101934 JRNL DOI 10.1021/ACS.JMEDCHEM.2C01044 REMARK 2 REMARK 2 RESOLUTION. 1.62 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.8 (16-JUL-2021) REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.62 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.08 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 79.5 REMARK 3 NUMBER OF REFLECTIONS : 38722 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1975 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.62 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.72 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 10.17 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 749 REMARK 3 BIN R VALUE (WORKING SET) : 0.3027 REMARK 3 BIN FREE R VALUE : 0.3235 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.35 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 26 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2765 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 457 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.35570 REMARK 3 B22 (A**2) : -0.27950 REMARK 3 B33 (A**2) : 0.63520 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.27580 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.210 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.124 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.124 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.153 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.119 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.950 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.924 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 5751 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 10409 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1291 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 2 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 912 ; 16.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 5745 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 374 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 5255 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.08 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 5.76 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 15.99 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|11 - A|356 } REMARK 3 ORIGIN FOR THE GROUP (A): -1.0543 3.6580 37.8687 REMARK 3 T TENSOR REMARK 3 T11: -0.0132 T22: -0.0202 REMARK 3 T33: 0.0126 T12: -0.0042 REMARK 3 T13: 0.0050 T23: -0.0119 REMARK 3 L TENSOR REMARK 3 L11: 0.2238 L22: 0.0472 REMARK 3 L33: 0.4459 L12: -0.0984 REMARK 3 L13: 0.1611 L23: -0.0756 REMARK 3 S TENSOR REMARK 3 S11: -0.0120 S12: -0.0285 S13: 0.0462 REMARK 3 S21: 0.0150 S22: 0.0234 S23: -0.0153 REMARK 3 S31: 0.0010 S32: -0.0258 S33: -0.0113 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS WERE FULLY REFINED U VALUES : REMARK 3 WITH TLS ADDED WITH FULL OCCUPANCY AT NUCLEAR POSITION. REMARK 3 REFINEMENT NOTES. NUMBER OF REFINEMENT NOTES : 1 NOTE 1 : IDEAL- REMARK 3 DIST CONTACT TERM CONTACT SETUP. ALL ATOMS HAVE CCP4 ATOM TYPE REMARK 3 FROM LIBRARY REMARK 4 REMARK 4 8AO9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-AUG-22. REMARK 100 THE DEPOSITION ID IS D_1292124816. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-DEC-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU FR-E SUPERBRIGHT REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54178 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 300K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38722 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.624 REMARK 200 RESOLUTION RANGE LOW (A) : 57.080 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.3 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.62 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: BUSTER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.25M (NH4)2SO4 33% MPEG 2000 0.02M REMARK 280 MERCAPTOETHANOL 0.1M PH=7.2 HEPES/NAOH, PH 7.2, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 35.22000 REMARK 290 SMTRY3 2 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 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 -7 REMARK 465 ALA A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 ALA A 3 REMARK 465 ALA A 4 REMARK 465 ALA A 5 REMARK 465 ALA A 6 REMARK 465 ALA A 7 REMARK 465 GLY A 8 REMARK 465 ALA A 9 REMARK 465 GLY A 10 REMARK 465 PHE A 59 REMARK 465 GLU A 60 REMARK 465 ASP A 332 REMARK 465 MET A 333 REMARK 465 GLU A 334 REMARK 465 LEU A 335 REMARK 465 ASP A 336 REMARK 465 ASP A 337 REMARK 465 GLY A 357 REMARK 465 TYR A 358 REMARK 465 ARG A 359 REMARK 465 SER A 360 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 LYS A 99 -82.41 -130.59 REMARK 500 ASP A 149 40.70 -146.97 REMARK 500 ASP A 167 81.37 61.88 REMARK 500 ASP A 175 63.75 -152.72 REMARK 500 ASN A 201 18.51 -158.62 REMARK 500 LEU A 294 48.09 -96.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 955 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH A 956 DISTANCE = 6.32 ANGSTROMS REMARK 525 HOH A 957 DISTANCE = 6.55 ANGSTROMS DBREF 8AO9 A 1 360 UNP P28482 MK01_HUMAN 1 360 SEQADV 8AO9 MET A -7 UNP P28482 INITIATING METHIONINE SEQADV 8AO9 ALA A -6 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A -5 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A -4 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A -3 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A -2 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A -1 UNP P28482 EXPRESSION TAG SEQADV 8AO9 HIS A 0 UNP P28482 EXPRESSION TAG SEQRES 1 A 368 MET ALA HIS HIS HIS HIS HIS HIS MET ALA ALA ALA ALA SEQRES 2 A 368 ALA ALA GLY ALA GLY PRO GLU MET VAL ARG GLY GLN VAL SEQRES 3 A 368 PHE ASP VAL GLY PRO ARG TYR THR ASN LEU SER TYR ILE SEQRES 4 A 368 GLY GLU GLY ALA TYR GLY MET VAL CYS SER ALA TYR ASP SEQRES 5 A 368 ASN VAL ASN LYS VAL ARG VAL ALA ILE LYS LYS ILE SER SEQRES 6 A 368 PRO PHE GLU HIS GLN THR TYR CYS GLN ARG THR LEU ARG SEQRES 7 A 368 GLU ILE LYS ILE LEU LEU ARG PHE ARG HIS GLU ASN ILE SEQRES 8 A 368 ILE GLY ILE ASN ASP ILE ILE ARG ALA PRO THR ILE GLU SEQRES 9 A 368 GLN MET LYS ASP VAL TYR ILE VAL GLN ASP LEU MET GLU SEQRES 10 A 368 THR ASP LEU TYR LYS LEU LEU LYS THR GLN HIS LEU SER SEQRES 11 A 368 ASN ASP HIS ILE CYS TYR PHE LEU TYR GLN ILE LEU ARG SEQRES 12 A 368 GLY LEU LYS TYR ILE HIS SER ALA ASN VAL LEU HIS ARG SEQRES 13 A 368 ASP LEU LYS PRO SER ASN LEU LEU LEU ASN THR THR CME SEQRES 14 A 368 ASP LEU LYS ILE CYS ASP PHE GLY LEU ALA ARG VAL ALA SEQRES 15 A 368 ASP PRO ASP HIS ASP HIS THR GLY PHE LEU THR GLU TYR SEQRES 16 A 368 VAL ALA THR ARG TRP TYR ARG ALA PRO GLU ILE MET LEU SEQRES 17 A 368 ASN SER LYS GLY TYR THR LYS SER ILE ASP ILE TRP SER SEQRES 18 A 368 VAL GLY CYS ILE LEU ALA GLU MET LEU SER ASN ARG PRO SEQRES 19 A 368 ILE PHE PRO GLY LYS HIS TYR LEU ASP GLN LEU ASN HIS SEQRES 20 A 368 ILE LEU GLY ILE LEU GLY SER PRO SER GLN GLU ASP LEU SEQRES 21 A 368 ASN CYS ILE ILE ASN LEU LYS ALA ARG ASN TYR LEU LEU SEQRES 22 A 368 SER LEU PRO HIS LYS ASN LYS VAL PRO TRP ASN ARG LEU SEQRES 23 A 368 PHE PRO ASN ALA ASP SER LYS ALA LEU ASP LEU LEU ASP SEQRES 24 A 368 LYS MET LEU THR PHE ASN PRO HIS LYS ARG ILE GLU VAL SEQRES 25 A 368 GLU GLN ALA LEU ALA HIS PRO TYR LEU GLU GLN TYR TYR SEQRES 26 A 368 ASP PRO SER ASP GLU PRO ILE ALA GLU ALA PRO PHE LYS SEQRES 27 A 368 PHE ASP MET GLU LEU ASP ASP LEU PRO LYS GLU LYS LEU SEQRES 28 A 368 LYS GLU LEU ILE PHE GLU GLU THR ALA ARG PHE GLN PRO SEQRES 29 A 368 GLY TYR ARG SER MODRES 8AO9 CME A 161 CYS MODIFIED RESIDUE HET CME A 161 10 HET SO4 A 401 5 HET EDO A 402 4 HET PEG A 403 7 HET PEG A 404 7 HET EDO A 405 4 HET N4F A 406 24 HETNAM CME S,S-(2-HYDROXYETHYL)THIOCYSTEINE HETNAM SO4 SULFATE ION HETNAM EDO 1,2-ETHANEDIOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM N4F 1-(6,7-DIHYDRO-4~{H}-[1,3]THIAZOLO[5,4-C]PYRIDIN-5-YL) HETNAM 2 N4F PROPAN-1-ONE HETSYN EDO ETHYLENE GLYCOL FORMUL 1 CME C5 H11 N O3 S2 FORMUL 2 SO4 O4 S 2- FORMUL 3 EDO 2(C2 H6 O2) FORMUL 4 PEG 2(C4 H10 O3) FORMUL 7 N4F C9 H12 N2 O S FORMUL 8 HOH *457(H2 O) HELIX 1 AA1 GLN A 62 PHE A 78 1 17 HELIX 2 AA2 LEU A 112 GLN A 119 1 8 HELIX 3 AA3 SER A 122 ALA A 143 1 22 HELIX 4 AA4 LYS A 151 SER A 153 5 3 HELIX 5 AA5 ASP A 175 ASP A 179 5 5 HELIX 6 AA6 THR A 190 ARG A 194 5 5 HELIX 7 AA7 ALA A 195 MET A 199 5 5 HELIX 8 AA8 LYS A 207 ASN A 224 1 18 HELIX 9 AA9 HIS A 232 GLY A 245 1 14 HELIX 10 AB1 SER A 248 CYS A 254 1 7 HELIX 11 AB2 ASN A 257 LEU A 267 1 11 HELIX 12 AB3 PRO A 274 PHE A 279 1 6 HELIX 13 AB4 ASP A 283 LEU A 294 1 12 HELIX 14 AB5 GLU A 303 ALA A 309 1 7 HELIX 15 AB6 HIS A 310 GLU A 314 5 5 HELIX 16 AB7 ASP A 318 GLU A 322 5 5 HELIX 17 AB8 PRO A 339 THR A 351 1 13 HELIX 18 AB9 ALA A 352 GLN A 355 5 4 SHEET 1 AA1 2 MET A 13 VAL A 14 0 SHEET 2 AA1 2 GLN A 17 VAL A 18 -1 O GLN A 17 N VAL A 14 SHEET 1 AA2 5 TYR A 25 GLU A 33 0 SHEET 2 AA2 5 MET A 38 ASP A 44 -1 O TYR A 43 N THR A 26 SHEET 3 AA2 5 VAL A 49 ILE A 56 -1 O VAL A 49 N ASP A 44 SHEET 4 AA2 5 VAL A 101 ASP A 106 -1 O GLN A 105 N ALA A 52 SHEET 5 AA2 5 ASP A 88 ILE A 90 -1 N ASP A 88 O VAL A 104 SHEET 1 AA3 3 THR A 110 ASP A 111 0 SHEET 2 AA3 3 LEU A 155 LEU A 157 -1 O LEU A 157 N THR A 110 SHEET 3 AA3 3 LEU A 163 ILE A 165 -1 O LYS A 164 N LEU A 156 SHEET 1 AA4 2 VAL A 145 LEU A 146 0 SHEET 2 AA4 2 ARG A 172 VAL A 173 -1 O ARG A 172 N LEU A 146 LINK C THR A 160 N CME A 161 1555 1555 1.32 LINK C CME A 161 N ASP A 162 1555 1555 1.33 LINK SG CYS A 166 C1 N4F A 406 1555 1555 1.83 CRYST1 48.701 70.440 60.445 90.00 109.20 90.00 P 1 21 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 0.020533 0.000000 0.007151 0.00000 SCALE2 0.000000 0.014196 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017518 0.00000