PDB Short entry for 4NPV HEADER HYDROLASE/HYDROLASE INHIBITOR 22-NOV-13 4NPV TITLE CRYSTAL STRUCTURE OF HUMAN PDE1B BOUND TO INHIBITOR 7A (6,7,8- TITLE 2 TRIMETHOXY-N-(PENTAN-3-YL)QUINAZOLIN-4-AMINE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALCIUM/CALMODULIN-DEPENDENT 3',5'-CYCLIC NUCLEOTIDE COMPND 3 PHOSPHODIESTERASE 1B; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: UNP RESIDUES 142-507; COMPND 6 SYNONYM: CAM-PDE 1B, 63 KDA CAM-PDE; COMPND 7 EC: 3.1.4.17; 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: PDE1B, PDE1B1, PDES1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.PANDIT,A.EVDOMIKOV,M.MANSOUR,S.SIMONS REVDAT 2 28-FEB-24 4NPV 1 REMARK SEQADV LINK REVDAT 1 16-JUL-14 4NPV 0 JRNL AUTH J.M.HUMPHREY,E.X.YANG,C.W.AM ENDE,E.P.ARNOLD,J.L.HEAD, JRNL AUTH 2 S.JENKINSONB,L.A.LEBEL,S.LIRAS,J.PANDIT,B.SAMAS,F.VAJDOS, JRNL AUTH 3 S.P.SIMONS,A.EVDOKIMOVA,M.MANSOUR,F.S.MENNITI JRNL TITL SMALL-MOLECULE PHOSPHODIESTERASE PROBES: DISCOVERY OF POTENT JRNL TITL 2 AND SELECTIVE CNS-PENETRABLE QUINAZOLINE INHIBITORS OF PDE1 JRNL REF MEDCHEMCOMM 2014 JRNL REFN ESSN 2040-2511 JRNL DOI 10.1039/C4MD00113C REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.2 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) : 25.82 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 21575 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) : 0.207 REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.150 REMARK 3 FREE R VALUE TEST SET COUNT : 1112 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 : 11 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.52 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.97 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2804 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2302 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2666 REMARK 3 BIN R VALUE (WORKING SET) : 0.2278 REMARK 3 BIN FREE R VALUE : 0.2747 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.92 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 138 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 : 2607 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 174 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 57.37 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.72210 REMARK 3 B22 (A**2) : -5.72210 REMARK 3 B33 (A**2) : 11.44420 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) : 0.300 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.260 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL 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 : 0.939 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.930 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 2687 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 3640 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 941 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 67 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 386 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 2687 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : 2 ; 5.000 ; SEMIHARMONIC REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 358 ; 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 : 3352 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 0.99 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.23 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 18.49 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 4NPV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1000083506. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-JUN-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97872 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21750 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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 <I/SIGMA(I)> 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: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS-HCL, 0.2 M MGCL2, 125 UM 5 REMARK 280 -(5-BROMO-2-PROPOXYPHENYL)-3-PROPYL-1H-PYRAZOLO[4,3-D]PYRIMIDIN- REMARK 280 7(6H)-ONE, 15% PEG 8000, PH 8.5, VAPOR DIFFUSION, TEMPERATURE REMARK 280 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 67.48650 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 44.20800 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 44.20800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 101.22975 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 44.20800 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 44.20800 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 33.74325 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 44.20800 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.20800 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 101.22975 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 44.20800 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.20800 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 33.74325 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 67.48650 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 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 139 REMARK 465 SER A 140 REMARK 465 MET A 141 REMARK 465 THR A 142 REMARK 465 TYR A 143 REMARK 465 THR A 144 REMARK 465 SER A 145 REMARK 465 VAL A 146 REMARK 465 GLY A 147 REMARK 465 PRO A 148 REMARK 465 THR A 149 REMARK 465 TYR A 150 REMARK 465 LEU A 447 REMARK 465 ALA A 448 REMARK 465 ASP A 449 REMARK 465 GLU A 450 REMARK 465 ASP A 451 REMARK 465 SER A 452 REMARK 465 LYS A 453 REMARK 465 SER A 454 REMARK 465 LYS A 455 REMARK 465 ASN A 456 REMARK 465 GLN A 457 REMARK 465 PRO A 458 REMARK 465 SER A 459 REMARK 465 PHE A 460 REMARK 465 GLN A 461 REMARK 465 TRP A 462 REMARK 465 ARG A 463 REMARK 465 GLN A 464 REMARK 465 PRO A 465 REMARK 465 SER A 466 REMARK 465 LEU A 467 REMARK 465 ASP A 468 REMARK 465 VAL A 469 REMARK 465 GLU A 470 REMARK 465 VAL A 471 REMARK 465 GLY A 472 REMARK 465 ASP A 473 REMARK 465 PRO A 474 REMARK 465 ASN A 475 REMARK 465 GLY A 503 REMARK 465 ILE A 504 REMARK 465 THR A 505 REMARK 465 ASN A 506 REMARK 465 GLN A 507 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 290 54.43 39.94 REMARK 500 LEU A 416 34.96 -145.23 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 ZN A 603 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 227 NE2 REMARK 620 2 HIS A 263 NE2 100.1 REMARK 620 3 ASP A 264 OD2 94.1 91.4 REMARK 620 4 ASP A 370 OD1 88.2 90.4 176.8 REMARK 620 5 HOH A 708 O 158.0 101.9 83.8 93.2 REMARK 620 6 HOH A 712 O 86.3 169.5 96.5 81.4 72.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 602 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 264 OD1 REMARK 620 2 HOH A 707 O 163.9 REMARK 620 3 HOH A 708 O 94.8 86.2 REMARK 620 4 HOH A 709 O 79.8 84.1 94.0 REMARK 620 5 HOH A 710 O 88.0 91.9 176.0 89.3 REMARK 620 6 HOH A 711 O 97.6 98.6 86.2 177.4 90.6 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0NK A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 603 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4NPW RELATED DB: PDB DBREF 4NPV A 142 507 UNP Q01064 PDE1B_HUMAN 142 507 SEQADV 4NPV GLY A 139 UNP Q01064 EXPRESSION TAG SEQADV 4NPV SER A 140 UNP Q01064 EXPRESSION TAG SEQADV 4NPV MET A 141 UNP Q01064 EXPRESSION TAG SEQRES 1 A 369 GLY SER MET THR TYR THR SER VAL GLY PRO THR TYR SER SEQRES 2 A 369 THR ALA VAL LEU ASN CYS LEU LYS ASN LEU ASP LEU TRP SEQRES 3 A 369 CYS PHE ASP VAL PHE SER LEU ASN GLN ALA ALA ASP ASP SEQRES 4 A 369 HIS ALA LEU ARG THR ILE VAL PHE GLU LEU LEU THR ARG SEQRES 5 A 369 HIS ASN LEU ILE SER ARG PHE LYS ILE PRO THR VAL PHE SEQRES 6 A 369 LEU MET SER PHE LEU ASP ALA LEU GLU THR GLY TYR GLY SEQRES 7 A 369 LYS TYR LYS ASN PRO TYR HIS ASN GLN ILE HIS ALA ALA SEQRES 8 A 369 ASP VAL THR GLN THR VAL HIS CYS PHE LEU LEU ARG THR SEQRES 9 A 369 GLY MET VAL HIS CYS LEU SER GLU ILE GLU LEU LEU ALA SEQRES 10 A 369 ILE ILE PHE ALA ALA ALA ILE HIS ASP TYR GLU HIS THR SEQRES 11 A 369 GLY THR THR ASN SER PHE HIS ILE GLN THR LYS SER GLU SEQRES 12 A 369 CYS ALA ILE VAL TYR ASN ASP ARG SER VAL LEU GLU ASN SEQRES 13 A 369 HIS HIS ILE SER SER VAL PHE ARG LEU MET GLN ASP ASP SEQRES 14 A 369 GLU MET ASN ILE PHE ILE ASN LEU THR LYS ASP GLU PHE SEQRES 15 A 369 VAL GLU LEU ARG ALA LEU VAL ILE GLU MET VAL LEU ALA SEQRES 16 A 369 THR ASP MET SER CYS HIS PHE GLN GLN VAL LYS THR MET SEQRES 17 A 369 LYS THR ALA LEU GLN GLN LEU GLU ARG ILE ASP LYS PRO SEQRES 18 A 369 LYS ALA LEU SER LEU LEU LEU HIS ALA ALA ASP ILE SER SEQRES 19 A 369 HIS PRO THR LYS GLN TRP LEU VAL HIS SER ARG TRP THR SEQRES 20 A 369 LYS ALA LEU MET GLU GLU PHE PHE ARG GLN GLY ASP LYS SEQRES 21 A 369 GLU ALA GLU LEU GLY LEU PRO PHE SER PRO LEU CYS ASP SEQRES 22 A 369 ARG THR SER THR LEU VAL ALA GLN SER GLN ILE GLY PHE SEQRES 23 A 369 ILE ASP PHE ILE VAL GLU PRO THR PHE SER VAL LEU THR SEQRES 24 A 369 ASP VAL ALA GLU LYS SER VAL GLN PRO LEU ALA ASP GLU SEQRES 25 A 369 ASP SER LYS SER LYS ASN GLN PRO SER PHE GLN TRP ARG SEQRES 26 A 369 GLN PRO SER LEU ASP VAL GLU VAL GLY ASP PRO ASN PRO SEQRES 27 A 369 ASP VAL VAL SER PHE ARG SER THR TRP VAL LYS ARG ILE SEQRES 28 A 369 GLN GLU ASN LYS GLN LYS TRP LYS GLU ARG ALA ALA SER SEQRES 29 A 369 GLY ILE THR ASN GLN HET 0NK A 601 22 HET MG A 602 1 HET ZN A 603 1 HETNAM 0NK 6,7,8-TRIMETHOXY-N-(PENTAN-3-YL)QUINAZOLIN-4-AMINE HETNAM MG MAGNESIUM ION HETNAM ZN ZINC ION FORMUL 2 0NK C16 H23 N3 O3 FORMUL 3 MG MG 2+ FORMUL 4 ZN ZN 2+ FORMUL 5 HOH *174(H2 O) HELIX 1 1 SER A 151 LEU A 158 1 8 HELIX 2 2 LYS A 159 LEU A 161 5 3 HELIX 3 3 ASP A 167 ALA A 175 1 9 HELIX 4 4 HIS A 178 HIS A 191 1 14 HELIX 5 5 ASN A 192 PHE A 197 1 6 HELIX 6 6 PRO A 200 LYS A 217 1 18 HELIX 7 7 ASN A 224 GLY A 243 1 20 HELIX 8 8 MET A 244 LEU A 248 5 5 HELIX 9 9 SER A 249 HIS A 263 1 15 HELIX 10 10 THR A 271 THR A 278 1 8 HELIX 11 11 SER A 280 ASN A 287 1 8 HELIX 12 12 SER A 290 MET A 304 1 15 HELIX 13 13 GLN A 305 ASN A 310 5 6 HELIX 14 14 THR A 316 ALA A 333 1 18 HELIX 15 15 THR A 334 SER A 337 5 4 HELIX 16 16 CYS A 338 GLN A 352 1 15 HELIX 17 17 ASP A 357 ILE A 371 1 15 HELIX 18 18 SER A 372 LYS A 376 5 5 HELIX 19 19 GLN A 377 LEU A 402 1 26 HELIX 20 20 LEU A 416 ILE A 428 1 13 HELIX 21 21 ILE A 428 VAL A 444 1 17 HELIX 22 22 ASP A 477 ALA A 501 1 25 LINK NE2 HIS A 227 ZN ZN A 603 1555 1555 2.16 LINK NE2 HIS A 263 ZN ZN A 603 1555 1555 2.10 LINK OD1 ASP A 264 MG MG A 602 1555 1555 2.13 LINK OD2 ASP A 264 ZN ZN A 603 1555 1555 2.03 LINK OD1 ASP A 370 ZN ZN A 603 1555 1555 2.06 LINK MG MG A 602 O HOH A 707 1555 1555 2.06 LINK MG MG A 602 O HOH A 708 1555 1555 1.93 LINK MG MG A 602 O HOH A 709 1555 1555 2.10 LINK MG MG A 602 O HOH A 710 1555 1555 1.95 LINK MG MG A 602 O HOH A 711 1555 1555 1.95 LINK ZN ZN A 603 O HOH A 708 1555 1555 2.48 LINK ZN ZN A 603 O HOH A 712 1555 1555 2.18 SITE 1 AC1 11 TYR A 222 HIS A 223 ASP A 370 ILE A 371 SITE 2 AC1 11 HIS A 373 LEU A 388 MET A 389 GLN A 421 SITE 3 AC1 11 PHE A 424 HOH A 713 HOH A 799 SITE 1 AC2 6 ASP A 264 HOH A 707 HOH A 708 HOH A 709 SITE 2 AC2 6 HOH A 710 HOH A 711 SITE 1 AC3 6 HIS A 227 HIS A 263 ASP A 264 ASP A 370 SITE 2 AC3 6 HOH A 708 HOH A 712 CRYST1 88.416 88.416 134.973 90.00 90.00 90.00 P 43 21 2 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 0.011310 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011310 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007409 0.00000