HEADER TRANSFERASE/TRANSFERASE INHIBITOR 03-JUN-15 5BUE TITLE ERK2 COMPLEXED WITH N-BENZYLPYRIDONE TETRAHYDROAZAINDAZOLE 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; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PDEST1 KEYWDS ERK KINASE, ATP INHIBITOR, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.R.BELLAMACINA,W.SHU,D.E.BUSSIERE,J.T.BAGDANOFF REVDAT 3 06-MAR-24 5BUE 1 REMARK REVDAT 2 12-AUG-15 5BUE 1 REMARK REVDAT 1 15-JUL-15 5BUE 0 JRNL AUTH J.T.BAGDANOFF,R.JAIN,W.HAN,D.POON,P.S.LEE,C.BELLAMACINA, JRNL AUTH 2 M.LINDVALL JRNL TITL LIGAND EFFICIENT TETRAHYDRO-PYRAZOLOPYRIDINES AS INHIBITORS JRNL TITL 2 OF ERK2 KINASE. JRNL REF BIOORG.MED.CHEM.LETT. V. 25 3626 2015 JRNL REFN ESSN 1464-3405 JRNL PMID 26144345 JRNL DOI 10.1016/J.BMCL.2015.06.063 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.5 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.89 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 15105 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) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 757 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.57 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.02 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2667 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2048 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2549 REMARK 3 BIN R VALUE (WORKING SET) : 0.2027 REMARK 3 BIN FREE R VALUE : 0.2493 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.42 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 118 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2694 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 122 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.68 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.03850 REMARK 3 B22 (A**2) : -8.30430 REMARK 3 B33 (A**2) : 6.26580 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.270 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.423 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.242 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.383 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.240 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 : 0.927 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.896 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 2789 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 3776 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 981 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 72 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 394 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 2789 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : 0 ; 5.000 ; SEMIHARMONIC REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 356 ; 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 : 3349 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.04 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.74 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 17.58 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5BUE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JUN-15. REMARK 100 THE DEPOSITION ID IS D_1000210509. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAY-12 REMARK 200 TEMPERATURE (KELVIN) : 160 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15174 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 45.890 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: ORTHORHOMBIC REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.47 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: RESERVOIR SOLUTION : 0.2M MAGNESIUM REMARK 280 FORMATE, 20% PEG 3350 PROTEIN SOLUTION : 20.7MG/ML IN 20MM TRIS REMARK 280 PH 7.5, 150MM NACL, 1MM TCEP(NO GLYCEROL) SOAKING PROTOCOL: REMARK 280 COMPOUND WAS INCUBATED WITH THE PROTEIN AT 1MM FINAL REMARK 280 CONCENTRATION BEFORE SETUP. EQUAL VOLUMES OF PROTEIN AND REMARK 280 CRYSTALLANT WERE ADDED TO COVERSLIP CRYO PROTOCOL : SOAKING REMARK 280 BUFFER: 0.2M MAGNESIUM FORMATE, 20% PEG 3350, 20% GLYCEROL, 2MM REMARK 280 COMPOUND A CRYSTAL WAS TRANSFERRED TO A 5UL SOAKING BUFFER ON A REMARK 280 SCREWED CUP LID. 100UL OF RESERVOIR VOLUME WAS USED TO KEEP THE REMARK 280 DROP FROM DRYING-OUT, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 291K 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 21.87500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 59.92500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.68000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 59.92500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.87500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.68000 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: 110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16220 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 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 GLY A -2 REMARK 465 PRO A -1 REMARK 465 ALA A 0 REMARK 465 ALA A 1 REMARK 465 ALA A 2 REMARK 465 ALA A 3 REMARK 465 ALA A 4 REMARK 465 ALA A 5 REMARK 465 GLY A 6 REMARK 465 ALA A 7 REMARK 465 GLY A 8 REMARK 465 ASP A 173 REMARK 465 PRO A 174 REMARK 465 ASP A 175 REMARK 465 HIS A 176 REMARK 465 ASP A 177 REMARK 465 HIS A 178 REMARK 465 THR A 179 REMARK 465 GLY A 180 REMARK 465 PHE A 181 REMARK 465 LEU A 182 REMARK 465 THR A 183 REMARK 465 GLU A 184 REMARK 465 TYR A 185 REMARK 465 VAL A 186 REMARK 465 ALA A 187 REMARK 465 SER A 200 REMARK 465 LYS A 201 REMARK 465 GLY A 202 REMARK 465 TYR A 203 REMARK 465 ARG A 357 REMARK 465 SER A 358 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 ARG A 146 -0.74 73.74 REMARK 500 ASP A 147 38.72 -148.13 REMARK 500 ASP A 165 82.69 63.38 REMARK 500 LEU A 292 59.59 -93.93 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NI A 402 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 123 NE2 REMARK 620 2 CYS A 159 SG 99.7 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 4V8 A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NI A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ERK RELATED DB: PDB REMARK 900 1ERK CONTAINS THE SAME PROTEIN. THIS STRUCTURE CONTAINS A ATP-SITE REMARK 900 LIGAND. REMARK 900 RELATED ID: 5BUI RELATED DB: PDB REMARK 900 RELATED ID: 5BUJ RELATED DB: PDB DBREF 5BUE A 0 358 UNP P28482 MK01_HUMAN 2 360 SEQADV 5BUE GLY A -2 UNP P28482 EXPRESSION TAG SEQADV 5BUE PRO A -1 UNP P28482 EXPRESSION TAG SEQRES 1 A 361 GLY PRO ALA ALA ALA ALA ALA ALA GLY ALA GLY PRO GLU SEQRES 2 A 361 MET VAL ARG GLY GLN VAL PHE ASP VAL GLY PRO ARG TYR SEQRES 3 A 361 THR ASN LEU SER TYR ILE GLY GLU GLY ALA TYR GLY MET SEQRES 4 A 361 VAL CYS SER ALA TYR ASP ASN VAL ASN LYS VAL ARG VAL SEQRES 5 A 361 ALA ILE LYS LYS ILE SER PRO PHE GLU HIS GLN THR TYR SEQRES 6 A 361 CYS GLN ARG THR LEU ARG GLU ILE LYS ILE LEU LEU ARG SEQRES 7 A 361 PHE ARG HIS GLU ASN ILE ILE GLY ILE ASN ASP ILE ILE SEQRES 8 A 361 ARG ALA PRO THR ILE GLU GLN MET LYS ASP VAL TYR ILE SEQRES 9 A 361 VAL GLN ASP LEU MET GLU THR ASP LEU TYR LYS LEU LEU SEQRES 10 A 361 LYS THR GLN HIS LEU SER ASN ASP HIS ILE CYS TYR PHE SEQRES 11 A 361 LEU TYR GLN ILE LEU ARG GLY LEU LYS TYR ILE HIS SER SEQRES 12 A 361 ALA ASN VAL LEU HIS ARG ASP LEU LYS PRO SER ASN LEU SEQRES 13 A 361 LEU LEU ASN THR THR CYS ASP LEU LYS ILE CYS ASP PHE SEQRES 14 A 361 GLY LEU ALA ARG VAL ALA ASP PRO ASP HIS ASP HIS THR SEQRES 15 A 361 GLY PHE LEU THR GLU TYR VAL ALA THR ARG TRP TYR ARG SEQRES 16 A 361 ALA PRO GLU ILE MET LEU ASN SER LYS GLY TYR THR LYS SEQRES 17 A 361 SER ILE ASP ILE TRP SER VAL GLY CYS ILE LEU ALA GLU SEQRES 18 A 361 MET LEU SER ASN ARG PRO ILE PHE PRO GLY LYS HIS TYR SEQRES 19 A 361 LEU ASP GLN LEU ASN HIS ILE LEU GLY ILE LEU GLY SER SEQRES 20 A 361 PRO SER GLN GLU ASP LEU ASN CYS ILE ILE ASN LEU LYS SEQRES 21 A 361 ALA ARG ASN TYR LEU LEU SER LEU PRO HIS LYS ASN LYS SEQRES 22 A 361 VAL PRO TRP ASN ARG LEU PHE PRO ASN ALA ASP SER LYS SEQRES 23 A 361 ALA LEU ASP LEU LEU ASP LYS MET LEU THR PHE ASN PRO SEQRES 24 A 361 HIS LYS ARG ILE GLU VAL GLU GLN ALA LEU ALA HIS PRO SEQRES 25 A 361 TYR LEU GLU GLN TYR TYR ASP PRO SER ASP GLU PRO ILE SEQRES 26 A 361 ALA GLU ALA PRO PHE LYS PHE ASP MET GLU LEU ASP ASP SEQRES 27 A 361 LEU PRO LYS GLU LYS LEU LYS GLU LEU ILE PHE GLU GLU SEQRES 28 A 361 THR ALA ARG PHE GLN PRO GLY TYR ARG SER HET 4V8 A 401 29 HET NI A 402 1 HETNAM 4V8 1-BENZYL-4-[3-(PYRIDIN-4-YL)-2,4,6,7-TETRAHYDRO-5H- HETNAM 2 4V8 PYRAZOLO[4,3-C]PYRIDIN-5-YL]PYRIDIN-2(1H)-ONE HETNAM NI NICKEL (II) ION FORMUL 2 4V8 C23 H21 N5 O FORMUL 3 NI NI 2+ FORMUL 4 HOH *122(H2 O) HELIX 1 AA1 HIS A 59 PHE A 76 1 18 HELIX 2 AA2 LEU A 110 GLN A 117 1 8 HELIX 3 AA3 SER A 120 ALA A 141 1 22 HELIX 4 AA4 LYS A 149 SER A 151 5 3 HELIX 5 AA5 ALA A 193 LEU A 198 1 6 HELIX 6 AA6 LYS A 205 ASN A 222 1 18 HELIX 7 AA7 HIS A 230 GLY A 243 1 14 HELIX 8 AA8 GLN A 247 ASN A 251 5 5 HELIX 9 AA9 ASN A 255 SER A 264 1 10 HELIX 10 AB1 PRO A 272 PHE A 277 1 6 HELIX 11 AB2 ASP A 281 LEU A 292 1 12 HELIX 12 AB3 GLU A 301 ALA A 307 1 7 HELIX 13 AB4 HIS A 308 GLU A 312 5 5 HELIX 14 AB5 ASP A 316 GLU A 320 5 5 HELIX 15 AB6 GLU A 332 LEU A 336 5 5 HELIX 16 AB7 PRO A 337 THR A 349 1 13 HELIX 17 AB8 ALA A 350 GLN A 353 5 4 SHEET 1 AA1 2 GLU A 10 VAL A 12 0 SHEET 2 AA1 2 GLN A 15 PHE A 17 -1 O GLN A 15 N VAL A 12 SHEET 1 AA2 5 TYR A 23 GLU A 31 0 SHEET 2 AA2 5 GLY A 35 ASP A 42 -1 O VAL A 37 N GLY A 30 SHEET 3 AA2 5 VAL A 47 ILE A 54 -1 O VAL A 47 N ASP A 42 SHEET 4 AA2 5 VAL A 99 ASP A 104 -1 O GLN A 103 N ALA A 50 SHEET 5 AA2 5 ASP A 86 ILE A 88 -1 N ASP A 86 O VAL A 102 SHEET 1 AA3 3 THR A 108 ASP A 109 0 SHEET 2 AA3 3 LEU A 153 LEU A 155 -1 O LEU A 155 N THR A 108 SHEET 3 AA3 3 LEU A 161 ILE A 163 -1 O LYS A 162 N LEU A 154 SHEET 1 AA4 2 VAL A 143 LEU A 144 0 SHEET 2 AA4 2 ARG A 170 VAL A 171 -1 O ARG A 170 N LEU A 144 LINK NE2 HIS A 123 NI NI A 402 1555 1555 2.21 LINK SG CYS A 159 NI NI A 402 1555 1555 2.22 CISPEP 1 GLY A 20 PRO A 21 0 1.29 SITE 1 AC1 14 ILE A 29 VAL A 37 ALA A 50 LYS A 52 SITE 2 AC1 14 GLN A 103 ASP A 104 MET A 106 GLU A 107 SITE 3 AC1 14 THR A 108 ASP A 109 LYS A 112 LEU A 154 SITE 4 AC1 14 ASP A 165 HOH A 514 SITE 1 AC2 3 HIS A 123 CYS A 159 HOH A 613 CRYST1 43.750 71.360 119.850 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 0.022857 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014013 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008344 0.00000