HEADER HYDROLASE/HYDROLASE INHIBITOR 03-MAY-17 5VP0 TITLE DISCOVERY OF CLINICAL CANDIDATE N-{(1S)-1-[3-FLUORO-4- TITLE 2 (TRIFLUOROMETHOXY)PHENYL]-2-METHOXYETHYL}-7-METHOXY-2-OXO-2,3- TITLE 3 DIHYDROPYRIDO[2,3-B]PYRAZINE-4(1H)-CARBOXAMIDE (TAK-915), A HIGHLY TITLE 4 POTENT, SELECTIVE, AND BRAIN-PENETRATING PHOSPHODIESTERASE 2A TITLE 5 INHIBITOR FOR THE TREATMENT OF COGNITIVE DISORDERS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CGMP-DEPENDENT 3',5'-CYCLIC PHOSPHODIESTERASE; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: UNP RESIDUES 322-663; COMPND 5 SYNONYM: CYCLIC GMP-STIMULATED PHOSPHODIESTERASE,CGSPDE; COMPND 6 EC: 3.1.4.17; COMPND 7 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: PDE2A; SOURCE 6 EXPRESSION_SYSTEM: BACULOVIRUS EXPRESSION VECTOR PFASTBAC1-HM; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 274590; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: SF9 KEYWDS INHIBITOR, PHOSPHODIESTERASE, BRAIN-PENTRATING, COGNITIVE DISORDERS, KEYWDS 2 HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR I.D.HOFFMAN REVDAT 3 13-MAR-24 5VP0 1 LINK REVDAT 2 11-OCT-17 5VP0 1 JRNL REVDAT 1 23-AUG-17 5VP0 0 JRNL AUTH S.MIKAMI,S.NAKAMURA,T.ASHIZAWA,I.NOMURA,M.KAWASAKI,S.SASAKI, JRNL AUTH 2 H.OKI,H.KOKUBO,I.D.HOFFMAN,H.ZOU,N.UCHIYAMA,K.NAKASHIMA, JRNL AUTH 3 N.KAMIGUCHI,H.IMADA,N.SUZUKI,H.IWASHITA,T.TANIGUCHI JRNL TITL DISCOVERY OF CLINICAL CANDIDATE JRNL TITL 2 N-((1S)-1-(3-FLUORO-4-(TRIFLUOROMETHOXY)PHENYL) JRNL TITL 3 -2-METHOXYETHYL)-7-METHOXY-2-OXO-2,3-DIHYDROPYRIDO[2, JRNL TITL 4 3-B]PYRAZINE-4(1H)-CARBOXAMIDE (TAK-915): A HIGHLY POTENT, JRNL TITL 5 SELECTIVE, AND BRAIN-PENETRATING PHOSPHODIESTERASE 2A JRNL TITL 6 INHIBITOR FOR THE TREATMENT OF COGNITIVE DISORDERS. JRNL REF J. MED. CHEM. V. 60 7677 2017 JRNL REFN ISSN 1520-4804 JRNL PMID 28796496 JRNL DOI 10.1021/ACS.JMEDCHEM.7B00807 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.1 REMARK 3 NUMBER OF REFLECTIONS : 45569 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) : 0.213 REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2360 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 8060 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 102 REMARK 3 SOLVENT ATOMS : 133 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.34 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.90000 REMARK 3 B22 (A**2) : 1.36000 REMARK 3 B33 (A**2) : 1.17000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.29000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.401 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.234 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.211 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.883 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : WITH TLS ADDED REMARK 4 REMARK 4 5VP0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAY-17. REMARK 100 THE DEPOSITION ID IS D_1000227782. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-MAR-16 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 : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.970 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47983 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 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 (%) : 90.6 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.09400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 44.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : 0.40600 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG3350, 0.2M MGCL2, 0.1M TRIS PH REMARK 280 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 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 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 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 83.35200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.13250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 83.35200 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 37.13250 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3170 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28300 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -115.0 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 350 APPLY THE FOLLOWING TO CHAINS: C REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 52.51384 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 37.13250 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 85.79720 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3060 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -116.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 30.83816 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -85.79720 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 575 REMARK 465 HIS A 576 REMARK 465 ALA A 577 REMARK 465 SER A 578 REMARK 465 ASP A 579 REMARK 465 ASP A 580 REMARK 465 GLU A 581 REMARK 465 TYR A 582 REMARK 465 ASP A 917 REMARK 465 GLU A 918 REMARK 465 GLU A 919 REMARK 465 GLY B 575 REMARK 465 HIS B 576 REMARK 465 ALA B 577 REMARK 465 ASP B 917 REMARK 465 GLU B 918 REMARK 465 GLU B 919 REMARK 465 GLY C 575 REMARK 465 HIS C 576 REMARK 465 ALA C 577 REMARK 465 SER C 578 REMARK 465 ASP C 579 REMARK 465 ASP C 580 REMARK 465 GLU C 581 REMARK 465 TYR C 582 REMARK 465 THR C 583 REMARK 465 LYS C 584 REMARK 465 LEU C 585 REMARK 465 LEU C 586 REMARK 465 HIS C 587 REMARK 465 ASP C 588 REMARK 465 GLY C 589 REMARK 465 PHE C 707 REMARK 465 GLN C 708 REMARK 465 VAL C 709 REMARK 465 ALA C 710 REMARK 465 SER C 711 REMARK 465 LYS C 712 REMARK 465 SER C 713 REMARK 465 VAL C 714 REMARK 465 LEU C 715 REMARK 465 ALA C 716 REMARK 465 ALA C 717 REMARK 465 LEU C 718 REMARK 465 TYR C 719 REMARK 465 SER C 720 REMARK 465 SER C 721 REMARK 465 GLU C 722 REMARK 465 ASP C 917 REMARK 465 GLU C 918 REMARK 465 GLU C 919 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG B 790 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG C 762 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES 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 ASN A 911 33.26 73.07 REMARK 500 ASN B 910 -38.18 -38.08 REMARK 500 ASN B 911 33.77 73.94 REMARK 500 ASN C 910 -38.36 -37.77 REMARK 500 ASN C 911 33.38 73.86 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 HIS A 587 ASP A 588 149.16 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 A1001 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 660 NE2 REMARK 620 2 HIS A 696 NE2 103.6 REMARK 620 3 ASP A 697 OD2 93.6 90.2 REMARK 620 4 ASP A 808 OD1 92.0 88.0 174.4 REMARK 620 5 HOH A1133 O 84.6 170.1 94.8 86.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 697 OD1 REMARK 620 2 HOH A1101 O 87.9 REMARK 620 3 HOH A1104 O 161.5 82.8 REMARK 620 4 HOH A1122 O 84.2 91.1 80.0 REMARK 620 5 HOH A1134 O 99.2 168.9 88.0 81.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1001 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 660 NE2 REMARK 620 2 HIS B 696 NE2 102.6 REMARK 620 3 ASP B 697 OD2 95.3 90.7 REMARK 620 4 ASP B 808 OD1 91.9 85.8 172.5 REMARK 620 5 HOH B1119 O 157.3 100.0 81.6 92.4 REMARK 620 6 HOH B1141 O 85.5 168.7 96.5 86.0 72.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B1002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 697 OD1 REMARK 620 2 HOH B1102 O 82.9 REMARK 620 3 HOH B1106 O 163.2 80.3 REMARK 620 4 HOH B1119 O 87.4 86.3 90.1 REMARK 620 5 HOH B1123 O 88.1 96.6 95.1 174.4 REMARK 620 6 HOH B1126 O 97.6 168.9 98.6 82.6 94.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C1001 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 660 NE2 REMARK 620 2 HIS C 696 NE2 104.7 REMARK 620 3 ASP C 697 OD2 94.6 91.6 REMARK 620 4 ASP C 808 OD1 92.7 85.9 172.7 REMARK 620 5 HOH C1106 O 156.6 98.6 83.0 90.5 REMARK 620 6 HOH C1123 O 85.2 166.2 97.1 84.2 72.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C1002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 697 OD1 REMARK 620 2 HOH C1103 O 85.4 REMARK 620 3 HOH C1106 O 93.4 90.0 REMARK 620 4 HOH C1107 O 167.1 82.6 82.0 REMARK 620 5 HOH C1109 O 95.3 91.2 171.2 89.5 REMARK 620 6 HOH C1121 O 102.4 170.3 83.9 89.2 93.7 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 ZN A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 9GJ A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN B 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 9GJ B 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN C 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG C 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 9GJ C 1003 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5VP1 RELATED DB: PDB DBREF 5VP0 A 578 919 UNP O00408 PDE2A_HUMAN 322 663 DBREF 5VP0 B 578 919 UNP O00408 PDE2A_HUMAN 322 663 DBREF 5VP0 C 578 919 UNP O00408 PDE2A_HUMAN 322 663 SEQADV 5VP0 GLY A 575 UNP O00408 EXPRESSION TAG SEQADV 5VP0 HIS A 576 UNP O00408 EXPRESSION TAG SEQADV 5VP0 ALA A 577 UNP O00408 EXPRESSION TAG SEQADV 5VP0 GLY B 575 UNP O00408 EXPRESSION TAG SEQADV 5VP0 HIS B 576 UNP O00408 EXPRESSION TAG SEQADV 5VP0 ALA B 577 UNP O00408 EXPRESSION TAG SEQADV 5VP0 GLY C 575 UNP O00408 EXPRESSION TAG SEQADV 5VP0 HIS C 576 UNP O00408 EXPRESSION TAG SEQADV 5VP0 ALA C 577 UNP O00408 EXPRESSION TAG SEQRES 1 A 345 GLY HIS ALA SER ASP ASP GLU TYR THR LYS LEU LEU HIS SEQRES 2 A 345 ASP GLY ILE GLN PRO VAL ALA ALA ILE ASP SER ASN PHE SEQRES 3 A 345 ALA SER PHE THR TYR THR PRO ARG SER LEU PRO GLU ASP SEQRES 4 A 345 ASP THR SER MET ALA ILE LEU SER MET LEU GLN ASP MET SEQRES 5 A 345 ASN PHE ILE ASN ASN TYR LYS ILE ASP CYS PRO THR LEU SEQRES 6 A 345 ALA ARG PHE CYS LEU MET VAL LYS LYS GLY TYR ARG ASP SEQRES 7 A 345 PRO PRO TYR HIS ASN TRP MET HIS ALA PHE SER VAL SER SEQRES 8 A 345 HIS PHE CYS TYR LEU LEU TYR LYS ASN LEU GLU LEU THR SEQRES 9 A 345 ASN TYR LEU GLU ASP ILE GLU ILE PHE ALA LEU PHE ILE SEQRES 10 A 345 SER CYS MET CYS HIS ASP LEU ASP HIS ARG GLY THR ASN SEQRES 11 A 345 ASN SER PHE GLN VAL ALA SER LYS SER VAL LEU ALA ALA SEQRES 12 A 345 LEU TYR SER SER GLU GLY SER VAL MET GLU ARG HIS HIS SEQRES 13 A 345 PHE ALA GLN ALA ILE ALA ILE LEU ASN THR HIS GLY CYS SEQRES 14 A 345 ASN ILE PHE ASP HIS PHE SER ARG LYS ASP TYR GLN ARG SEQRES 15 A 345 MET LEU ASP LEU MET ARG ASP ILE ILE LEU ALA THR ASP SEQRES 16 A 345 LEU ALA HIS HIS LEU ARG ILE PHE LYS ASP LEU GLN LYS SEQRES 17 A 345 MET ALA GLU VAL GLY TYR ASP ARG ASN ASN LYS GLN HIS SEQRES 18 A 345 HIS ARG LEU LEU LEU CYS LEU LEU MET THR SER CYS ASP SEQRES 19 A 345 LEU SER ASP GLN THR LYS GLY TRP LYS THR THR ARG LYS SEQRES 20 A 345 ILE ALA GLU LEU ILE TYR LYS GLU PHE PHE SER GLN GLY SEQRES 21 A 345 ASP LEU GLU LYS ALA MET GLY ASN ARG PRO MET GLU MET SEQRES 22 A 345 MET ASP ARG GLU LYS ALA TYR ILE PRO GLU LEU GLN ILE SEQRES 23 A 345 SER PHE MET GLU HIS ILE ALA MET PRO ILE TYR LYS LEU SEQRES 24 A 345 LEU GLN ASP LEU PHE PRO LYS ALA ALA GLU LEU TYR GLU SEQRES 25 A 345 ARG VAL ALA SER ASN ARG GLU HIS TRP THR LYS VAL SER SEQRES 26 A 345 HIS LYS PHE THR ILE ARG GLY LEU PRO SER ASN ASN SER SEQRES 27 A 345 LEU ASP PHE LEU ASP GLU GLU SEQRES 1 B 345 GLY HIS ALA SER ASP ASP GLU TYR THR LYS LEU LEU HIS SEQRES 2 B 345 ASP GLY ILE GLN PRO VAL ALA ALA ILE ASP SER ASN PHE SEQRES 3 B 345 ALA SER PHE THR TYR THR PRO ARG SER LEU PRO GLU ASP SEQRES 4 B 345 ASP THR SER MET ALA ILE LEU SER MET LEU GLN ASP MET SEQRES 5 B 345 ASN PHE ILE ASN ASN TYR LYS ILE ASP CYS PRO THR LEU SEQRES 6 B 345 ALA ARG PHE CYS LEU MET VAL LYS LYS GLY TYR ARG ASP SEQRES 7 B 345 PRO PRO TYR HIS ASN TRP MET HIS ALA PHE SER VAL SER SEQRES 8 B 345 HIS PHE CYS TYR LEU LEU TYR LYS ASN LEU GLU LEU THR SEQRES 9 B 345 ASN TYR LEU GLU ASP ILE GLU ILE PHE ALA LEU PHE ILE SEQRES 10 B 345 SER CYS MET CYS HIS ASP LEU ASP HIS ARG GLY THR ASN SEQRES 11 B 345 ASN SER PHE GLN VAL ALA SER LYS SER VAL LEU ALA ALA SEQRES 12 B 345 LEU TYR SER SER GLU GLY SER VAL MET GLU ARG HIS HIS SEQRES 13 B 345 PHE ALA GLN ALA ILE ALA ILE LEU ASN THR HIS GLY CYS SEQRES 14 B 345 ASN ILE PHE ASP HIS PHE SER ARG LYS ASP TYR GLN ARG SEQRES 15 B 345 MET LEU ASP LEU MET ARG ASP ILE ILE LEU ALA THR ASP SEQRES 16 B 345 LEU ALA HIS HIS LEU ARG ILE PHE LYS ASP LEU GLN LYS SEQRES 17 B 345 MET ALA GLU VAL GLY TYR ASP ARG ASN ASN LYS GLN HIS SEQRES 18 B 345 HIS ARG LEU LEU LEU CYS LEU LEU MET THR SER CYS ASP SEQRES 19 B 345 LEU SER ASP GLN THR LYS GLY TRP LYS THR THR ARG LYS SEQRES 20 B 345 ILE ALA GLU LEU ILE TYR LYS GLU PHE PHE SER GLN GLY SEQRES 21 B 345 ASP LEU GLU LYS ALA MET GLY ASN ARG PRO MET GLU MET SEQRES 22 B 345 MET ASP ARG GLU LYS ALA TYR ILE PRO GLU LEU GLN ILE SEQRES 23 B 345 SER PHE MET GLU HIS ILE ALA MET PRO ILE TYR LYS LEU SEQRES 24 B 345 LEU GLN ASP LEU PHE PRO LYS ALA ALA GLU LEU TYR GLU SEQRES 25 B 345 ARG VAL ALA SER ASN ARG GLU HIS TRP THR LYS VAL SER SEQRES 26 B 345 HIS LYS PHE THR ILE ARG GLY LEU PRO SER ASN ASN SER SEQRES 27 B 345 LEU ASP PHE LEU ASP GLU GLU SEQRES 1 C 345 GLY HIS ALA SER ASP ASP GLU TYR THR LYS LEU LEU HIS SEQRES 2 C 345 ASP GLY ILE GLN PRO VAL ALA ALA ILE ASP SER ASN PHE SEQRES 3 C 345 ALA SER PHE THR TYR THR PRO ARG SER LEU PRO GLU ASP SEQRES 4 C 345 ASP THR SER MET ALA ILE LEU SER MET LEU GLN ASP MET SEQRES 5 C 345 ASN PHE ILE ASN ASN TYR LYS ILE ASP CYS PRO THR LEU SEQRES 6 C 345 ALA ARG PHE CYS LEU MET VAL LYS LYS GLY TYR ARG ASP SEQRES 7 C 345 PRO PRO TYR HIS ASN TRP MET HIS ALA PHE SER VAL SER SEQRES 8 C 345 HIS PHE CYS TYR LEU LEU TYR LYS ASN LEU GLU LEU THR SEQRES 9 C 345 ASN TYR LEU GLU ASP ILE GLU ILE PHE ALA LEU PHE ILE SEQRES 10 C 345 SER CYS MET CYS HIS ASP LEU ASP HIS ARG GLY THR ASN SEQRES 11 C 345 ASN SER PHE GLN VAL ALA SER LYS SER VAL LEU ALA ALA SEQRES 12 C 345 LEU TYR SER SER GLU GLY SER VAL MET GLU ARG HIS HIS SEQRES 13 C 345 PHE ALA GLN ALA ILE ALA ILE LEU ASN THR HIS GLY CYS SEQRES 14 C 345 ASN ILE PHE ASP HIS PHE SER ARG LYS ASP TYR GLN ARG SEQRES 15 C 345 MET LEU ASP LEU MET ARG ASP ILE ILE LEU ALA THR ASP SEQRES 16 C 345 LEU ALA HIS HIS LEU ARG ILE PHE LYS ASP LEU GLN LYS SEQRES 17 C 345 MET ALA GLU VAL GLY TYR ASP ARG ASN ASN LYS GLN HIS SEQRES 18 C 345 HIS ARG LEU LEU LEU CYS LEU LEU MET THR SER CYS ASP SEQRES 19 C 345 LEU SER ASP GLN THR LYS GLY TRP LYS THR THR ARG LYS SEQRES 20 C 345 ILE ALA GLU LEU ILE TYR LYS GLU PHE PHE SER GLN GLY SEQRES 21 C 345 ASP LEU GLU LYS ALA MET GLY ASN ARG PRO MET GLU MET SEQRES 22 C 345 MET ASP ARG GLU LYS ALA TYR ILE PRO GLU LEU GLN ILE SEQRES 23 C 345 SER PHE MET GLU HIS ILE ALA MET PRO ILE TYR LYS LEU SEQRES 24 C 345 LEU GLN ASP LEU PHE PRO LYS ALA ALA GLU LEU TYR GLU SEQRES 25 C 345 ARG VAL ALA SER ASN ARG GLU HIS TRP THR LYS VAL SER SEQRES 26 C 345 HIS LYS PHE THR ILE ARG GLY LEU PRO SER ASN ASN SER SEQRES 27 C 345 LEU ASP PHE LEU ASP GLU GLU HET ZN A1001 1 HET MG A1002 1 HET 9GJ A1003 32 HET ZN B1001 1 HET MG B1002 1 HET 9GJ B1003 32 HET ZN C1001 1 HET MG C1002 1 HET 9GJ C1003 32 HETNAM ZN ZINC ION HETNAM MG MAGNESIUM ION HETNAM 9GJ N-{(1S)-1-[3-FLUORO-4-(TRIFLUOROMETHOXY)PHENYL]-2- HETNAM 2 9GJ METHOXYETHYL}-7-METHOXY-2-OXO-2,3-DIHYDROPYRIDO[2,3- HETNAM 3 9GJ B]PYRAZINE-4(1H)-CARBOXAMIDE FORMUL 4 ZN 3(ZN 2+) FORMUL 5 MG 3(MG 2+) FORMUL 6 9GJ 3(C19 H18 F4 N4 O5) FORMUL 13 HOH *133(H2 O) HELIX 1 AA1 THR A 583 ASP A 588 1 6 HELIX 2 AA2 PRO A 592 ILE A 596 5 5 HELIX 3 AA3 THR A 606 LEU A 610 5 5 HELIX 4 AA4 PRO A 611 ASP A 613 5 3 HELIX 5 AA5 ASP A 614 MET A 626 1 13 HELIX 6 AA6 ASN A 627 TYR A 632 1 6 HELIX 7 AA7 ASP A 635 GLY A 649 1 15 HELIX 8 AA8 ASN A 657 GLU A 676 1 20 HELIX 9 AA9 LEU A 677 TYR A 680 5 4 HELIX 10 AB1 GLU A 682 HIS A 696 1 15 HELIX 11 AB2 ASN A 704 LYS A 712 1 9 HELIX 12 AB3 SER A 713 SER A 720 1 8 HELIX 13 AB4 SER A 721 GLY A 723 5 3 HELIX 14 AB5 SER A 724 ASN A 739 1 16 HELIX 15 AB6 SER A 750 ALA A 767 1 18 HELIX 16 AB7 ASP A 769 GLY A 787 1 19 HELIX 17 AB8 ASN A 792 LEU A 809 1 18 HELIX 18 AB9 SER A 810 LYS A 814 5 5 HELIX 19 AC1 GLY A 815 MET A 840 1 26 HELIX 20 AC2 MET A 845 ASP A 849 5 5 HELIX 21 AC3 TYR A 854 ILE A 866 1 13 HELIX 22 AC4 ILE A 866 PHE A 878 1 13 HELIX 23 AC5 ALA A 881 VAL A 898 1 18 HELIX 24 AC6 SER A 899 THR A 903 5 5 HELIX 25 AC7 ASP B 579 ASP B 588 1 10 HELIX 26 AC8 PRO B 592 ILE B 596 5 5 HELIX 27 AC9 THR B 606 LEU B 610 5 5 HELIX 28 AD1 PRO B 611 ASP B 613 5 3 HELIX 29 AD2 ASP B 614 MET B 626 1 13 HELIX 30 AD3 ASN B 627 TYR B 632 1 6 HELIX 31 AD4 ASP B 635 GLY B 649 1 15 HELIX 32 AD5 ASN B 657 GLU B 676 1 20 HELIX 33 AD6 LEU B 677 TYR B 680 5 4 HELIX 34 AD7 GLU B 682 HIS B 696 1 15 HELIX 35 AD8 ASN B 704 LYS B 712 1 9 HELIX 36 AD9 SER B 713 SER B 720 1 8 HELIX 37 AE1 SER B 721 GLY B 723 5 3 HELIX 38 AE2 SER B 724 ASN B 739 1 16 HELIX 39 AE3 SER B 750 ALA B 767 1 18 HELIX 40 AE4 ASP B 769 GLY B 787 1 19 HELIX 41 AE5 ASN B 792 LEU B 809 1 18 HELIX 42 AE6 SER B 810 LYS B 814 5 5 HELIX 43 AE7 GLY B 815 MET B 840 1 26 HELIX 44 AE8 MET B 845 ASP B 849 5 5 HELIX 45 AE9 TYR B 854 ILE B 866 1 13 HELIX 46 AF1 ILE B 866 PHE B 878 1 13 HELIX 47 AF2 ALA B 881 SER B 899 1 19 HELIX 48 AF3 HIS B 900 THR B 903 5 4 HELIX 49 AF4 PRO C 592 ILE C 596 5 5 HELIX 50 AF5 THR C 606 LEU C 610 5 5 HELIX 51 AF6 PRO C 611 ASP C 613 5 3 HELIX 52 AF7 ASP C 614 MET C 626 1 13 HELIX 53 AF8 ASN C 627 TYR C 632 1 6 HELIX 54 AF9 ASP C 635 GLY C 649 1 15 HELIX 55 AG1 ASN C 657 GLU C 676 1 20 HELIX 56 AG2 LEU C 677 TYR C 680 5 4 HELIX 57 AG3 GLU C 682 HIS C 696 1 15 HELIX 58 AG4 SER C 724 ASN C 739 1 16 HELIX 59 AG5 SER C 750 ALA C 767 1 18 HELIX 60 AG6 ASP C 769 GLY C 787 1 19 HELIX 61 AG7 ASN C 792 LEU C 809 1 18 HELIX 62 AG8 SER C 810 LYS C 814 5 5 HELIX 63 AG9 GLY C 815 MET C 840 1 26 HELIX 64 AH1 MET C 845 ASP C 849 5 5 HELIX 65 AH2 TYR C 854 ILE C 866 1 13 HELIX 66 AH3 ILE C 866 PHE C 878 1 13 HELIX 67 AH4 ALA C 881 SER C 899 1 19 HELIX 68 AH5 HIS C 900 THR C 903 5 4 LINK NE2 HIS A 660 ZN ZN A1001 1555 1555 2.20 LINK NE2 HIS A 696 ZN ZN A1001 1555 1555 2.23 LINK OD2 ASP A 697 ZN ZN A1001 1555 1555 2.12 LINK OD1 ASP A 697 MG MG A1002 1555 1555 2.02 LINK OD1 ASP A 808 ZN ZN A1001 1555 1555 2.12 LINK ZN ZN A1001 O HOH A1133 1555 1555 2.43 LINK MG MG A1002 O HOH A1101 1555 1555 2.18 LINK MG MG A1002 O HOH A1104 1555 1555 2.12 LINK MG MG A1002 O HOH A1122 1555 1555 2.16 LINK MG MG A1002 O HOH A1134 1555 1555 2.22 LINK NE2 HIS B 660 ZN ZN B1001 1555 1555 2.16 LINK NE2 HIS B 696 ZN ZN B1001 1555 1555 2.26 LINK OD2 ASP B 697 ZN ZN B1001 1555 1555 2.08 LINK OD1 ASP B 697 MG MG B1002 1555 1555 2.15 LINK OD1 ASP B 808 ZN ZN B1001 1555 1555 2.16 LINK ZN ZN B1001 O HOH B1119 1555 1555 2.47 LINK ZN ZN B1001 O HOH B1141 1555 1555 2.33 LINK MG MG B1002 O HOH B1102 1555 1555 2.23 LINK MG MG B1002 O HOH B1106 1555 1555 2.03 LINK MG MG B1002 O HOH B1119 1555 1555 2.04 LINK MG MG B1002 O HOH B1123 1555 1555 1.97 LINK MG MG B1002 O HOH B1126 1555 1555 2.17 LINK NE2 HIS C 660 ZN ZN C1001 1555 1555 2.16 LINK NE2 HIS C 696 ZN ZN C1001 1555 1555 2.24 LINK OD2 ASP C 697 ZN ZN C1001 1555 1555 2.07 LINK OD1 ASP C 697 MG MG C1002 1555 1555 1.99 LINK OD1 ASP C 808 ZN ZN C1001 1555 1555 2.15 LINK ZN ZN C1001 O HOH C1106 1555 1555 2.55 LINK ZN ZN C1001 O HOH C1123 1555 1555 2.31 LINK MG MG C1002 O HOH C1103 1555 1555 2.23 LINK MG MG C1002 O HOH C1106 1555 1555 2.06 LINK MG MG C1002 O HOH C1107 1555 1555 2.14 LINK MG MG C1002 O HOH C1109 1555 1555 2.14 LINK MG MG C1002 O HOH C1121 1555 1555 2.25 SITE 1 AC1 5 HIS A 660 HIS A 696 ASP A 697 ASP A 808 SITE 2 AC1 5 HOH A1133 SITE 1 AC2 5 ASP A 697 HOH A1101 HOH A1104 HOH A1122 SITE 2 AC2 5 HOH A1134 SITE 1 AC3 12 THR A 768 LEU A 770 HIS A 773 THR A 805 SITE 2 AC3 12 ASP A 808 LEU A 809 GLN A 812 GLN A 859 SITE 3 AC3 12 PHE A 862 ILE A 866 ILE A 870 HOH A1112 SITE 1 AC4 6 HIS B 660 HIS B 696 ASP B 697 ASP B 808 SITE 2 AC4 6 HOH B1119 HOH B1141 SITE 1 AC5 6 ASP B 697 HOH B1102 HOH B1106 HOH B1119 SITE 2 AC5 6 HOH B1123 HOH B1126 SITE 1 AC6 12 THR B 768 LEU B 770 HIS B 773 THR B 805 SITE 2 AC6 12 ASP B 808 GLN B 812 ALA B 823 TYR B 827 SITE 3 AC6 12 GLN B 859 PHE B 862 ILE B 866 HOH B1130 SITE 1 AC7 6 HIS C 660 HIS C 696 ASP C 697 ASP C 808 SITE 2 AC7 6 HOH C1106 HOH C1123 SITE 1 AC8 6 ASP C 697 HOH C1103 HOH C1106 HOH C1107 SITE 2 AC8 6 HOH C1109 HOH C1121 SITE 1 AC9 13 THR C 768 LEU C 770 HIS C 773 THR C 805 SITE 2 AC9 13 ASP C 808 LEU C 809 GLN C 812 PHE C 830 SITE 3 AC9 13 LEU C 858 GLN C 859 PHE C 862 ILE C 866 SITE 4 AC9 13 HOH C1114 CRYST1 166.704 74.265 91.171 90.00 109.77 90.00 C 1 2 1 12 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 0.005999 0.000000 0.002157 0.00000 SCALE2 0.000000 0.013465 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011656 0.00000