HEADER HYDROLASE 12-FEB-07 2OUR TITLE CRYSTAL STRUCTURE OF PDE10A2 MUTANT D674A IN COMPLEX WITH CAMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: CAMP AND CAMP-INHIBITED CGMP 3',5'-CYCLIC PHOSPHODIESTERASE COMPND 3 10A; COMPND 4 CHAIN: A, B; COMPND 5 FRAGMENT: CATALYTIC DOMAIN; COMPND 6 EC: 3.1.4.17; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 STRAIN: PDE10A2; SOURCE 6 GENE: PDE10A; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS PDE10, CAMP, SUBSTRATE SPECIFICITY, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.C.WANG,Y.D.LIU,J.HOU,M.Y.ZHENG,H.ROBINSON REVDAT 6 03-APR-24 2OUR 1 REMARK REVDAT 5 21-FEB-24 2OUR 1 REMARK REVDAT 4 20-OCT-21 2OUR 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 2OUR 1 VERSN REVDAT 2 24-APR-07 2OUR 1 JRNL REVDAT 1 20-MAR-07 2OUR 0 JRNL AUTH H.WANG,Y.LIU,J.HOU,M.ZHENG,H.ROBINSON,H.KE JRNL TITL FROM THE COVER: STRUCTURAL INSIGHT INTO SUBSTRATE JRNL TITL 2 SPECIFICITY OF PHOSPHODIESTERASE 10. JRNL REF PROC.NATL.ACAD.SCI.USA V. 104 5782 2007 JRNL REFN ISSN 0027-8424 JRNL PMID 17389385 JRNL DOI 10.1073/PNAS.0700279104 REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 96206 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 9661 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 (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 5174 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 433 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.60 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2OUR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-07. REMARK 100 THE DEPOSITION ID IS D_1000041610. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-06 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 : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 101420 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.9 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.1000 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 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: AMORE REMARK 200 STARTING MODEL: PDE10A2 NATIVE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES, PH 7.5, 0.1 M MGCL2, 100 REMARK 280 MM BME, AND 13% PEG3350, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K 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 24.64800 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 76.99950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.14250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 76.99950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.64800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.14250 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: 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 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 SER A 446 REMARK 465 THR A 771 REMARK 465 ALA A 772 REMARK 465 THR A 773 REMARK 465 TRP A 774 REMARK 465 ILE A 775 REMARK 465 SER A 776 REMARK 465 SER B 571 REMARK 465 ASN B 572 REMARK 465 SER B 573 REMARK 465 TYR B 574 REMARK 465 LEU B 575 REMARK 465 GLN B 576 REMARK 465 LYS B 577 REMARK 465 PHE B 578 REMARK 465 ASP B 579 REMARK 465 HIS B 580 REMARK 465 PRO B 581 REMARK 465 LEU B 582 REMARK 465 ALA B 583 REMARK 465 ALA B 584 REMARK 465 LEU B 585 REMARK 465 TYR B 586 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 TYR A 524 -52.50 -124.65 REMARK 500 ASN A 526 -169.38 -120.96 REMARK 500 ASN A 544 31.38 -142.65 REMARK 500 CYS A 676 -9.22 -56.57 REMARK 500 VAL A 733 -63.43 -128.45 REMARK 500 GLU A 769 42.98 -107.00 REMARK 500 HIS B 525 35.82 -143.78 REMARK 500 ASN B 544 37.99 -142.26 REMARK 500 CYS B 676 -6.46 -58.80 REMARK 500 VAL B 733 -60.47 -120.29 REMARK 500 GLU B 770 110.65 69.49 REMARK 500 THR B 771 -106.92 -61.69 REMARK 500 ALA B 772 43.86 -79.40 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 MG A 777 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 1 O REMARK 620 2 HOH A 2 O 90.4 REMARK 620 3 HOH A 3 O 171.5 96.5 REMARK 620 4 HOH A 4 O 88.7 87.7 86.5 REMARK 620 5 HOH A 5 O 80.6 170.9 92.4 90.9 REMARK 620 6 ASP A 564 OD1 100.1 91.8 84.8 171.2 91.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 777 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 11 O REMARK 620 2 HOH B 12 O 83.1 REMARK 620 3 HOH B 13 O 87.8 91.1 REMARK 620 4 HOH B 14 O 88.3 170.2 84.0 REMARK 620 5 HOH B 15 O 81.2 92.0 168.2 91.2 REMARK 620 6 ASP B 564 OD1 166.3 92.9 105.4 96.5 85.8 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 MG A 777 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 777 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP A 778 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2OUN RELATED DB: PDB REMARK 900 RELATED ID: 2OUP RELATED DB: PDB REMARK 900 RELATED ID: 2OUQ RELATED DB: PDB REMARK 900 RELATED ID: 2OUS RELATED DB: PDB REMARK 900 RELATED ID: 2OUU RELATED DB: PDB REMARK 900 RELATED ID: 2OUV RELATED DB: PDB REMARK 900 RELATED ID: 2OUY RELATED DB: PDB DBREF 2OUR A 449 776 UNP Q9Y233 PDE10_HUMAN 439 766 DBREF 2OUR B 449 776 UNP Q9Y233 PDE10_HUMAN 439 766 SEQADV 2OUR SER A 446 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR HIS A 447 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR MET A 448 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR ALA A 674 UNP Q9Y233 ASP 664 ENGINEERED MUTATION SEQADV 2OUR SER B 446 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR HIS B 447 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR MET B 448 UNP Q9Y233 CLONING ARTIFACT SEQADV 2OUR ALA B 674 UNP Q9Y233 ASP 664 ENGINEERED MUTATION SEQRES 1 A 331 SER HIS MET SER ILE CYS THR SER GLU GLU TRP GLN GLY SEQRES 2 A 331 LEU MET GLN PHE THR LEU PRO VAL ARG LEU CYS LYS GLU SEQRES 3 A 331 ILE GLU LEU PHE HIS PHE ASP ILE GLY PRO PHE GLU ASN SEQRES 4 A 331 MET TRP PRO GLY ILE PHE VAL TYR MET VAL HIS ARG SER SEQRES 5 A 331 CYS GLY THR SER CYS PHE GLU LEU GLU LYS LEU CYS ARG SEQRES 6 A 331 PHE ILE MET SER VAL LYS LYS ASN TYR ARG ARG VAL PRO SEQRES 7 A 331 TYR HIS ASN TRP LYS HIS ALA VAL THR VAL ALA HIS CYS SEQRES 8 A 331 MET TYR ALA ILE LEU GLN ASN ASN HIS THR LEU PHE THR SEQRES 9 A 331 ASP LEU GLU ARG LYS GLY LEU LEU ILE ALA CYS LEU CYS SEQRES 10 A 331 HIS ASP LEU ASP HIS ARG GLY PHE SER ASN SER TYR LEU SEQRES 11 A 331 GLN LYS PHE ASP HIS PRO LEU ALA ALA LEU TYR SER THR SEQRES 12 A 331 SER THR MET GLU GLN HIS HIS PHE SER GLN THR VAL SER SEQRES 13 A 331 ILE LEU GLN LEU GLU GLY HIS ASN ILE PHE SER THR LEU SEQRES 14 A 331 SER SER SER GLU TYR GLU GLN VAL LEU GLU ILE ILE ARG SEQRES 15 A 331 LYS ALA ILE ILE ALA THR ASP LEU ALA LEU TYR PHE GLY SEQRES 16 A 331 ASN ARG LYS GLN LEU GLU GLU MET TYR GLN THR GLY SER SEQRES 17 A 331 LEU ASN LEU ASN ASN GLN SER HIS ARG ASP ARG VAL ILE SEQRES 18 A 331 GLY LEU MET MET THR ALA CYS ALA LEU CYS SER VAL THR SEQRES 19 A 331 LYS LEU TRP PRO VAL THR LYS LEU THR ALA ASN ASP ILE SEQRES 20 A 331 TYR ALA GLU PHE TRP ALA GLU GLY ASP GLU MET LYS LYS SEQRES 21 A 331 LEU GLY ILE GLN PRO ILE PRO MET MET ASP ARG ASP LYS SEQRES 22 A 331 LYS ASP GLU VAL PRO GLN GLY GLN LEU GLY PHE TYR ASN SEQRES 23 A 331 ALA VAL ALA ILE PRO CYS TYR THR THR LEU THR GLN ILE SEQRES 24 A 331 LEU PRO PRO THR GLU PRO LEU LEU LYS ALA CYS ARG ASP SEQRES 25 A 331 ASN LEU SER GLN TRP GLU LYS VAL ILE ARG GLY GLU GLU SEQRES 26 A 331 THR ALA THR TRP ILE SER SEQRES 1 B 331 SER HIS MET SER ILE CYS THR SER GLU GLU TRP GLN GLY SEQRES 2 B 331 LEU MET GLN PHE THR LEU PRO VAL ARG LEU CYS LYS GLU SEQRES 3 B 331 ILE GLU LEU PHE HIS PHE ASP ILE GLY PRO PHE GLU ASN SEQRES 4 B 331 MET TRP PRO GLY ILE PHE VAL TYR MET VAL HIS ARG SER SEQRES 5 B 331 CYS GLY THR SER CYS PHE GLU LEU GLU LYS LEU CYS ARG SEQRES 6 B 331 PHE ILE MET SER VAL LYS LYS ASN TYR ARG ARG VAL PRO SEQRES 7 B 331 TYR HIS ASN TRP LYS HIS ALA VAL THR VAL ALA HIS CYS SEQRES 8 B 331 MET TYR ALA ILE LEU GLN ASN ASN HIS THR LEU PHE THR SEQRES 9 B 331 ASP LEU GLU ARG LYS GLY LEU LEU ILE ALA CYS LEU CYS SEQRES 10 B 331 HIS ASP LEU ASP HIS ARG GLY PHE SER ASN SER TYR LEU SEQRES 11 B 331 GLN LYS PHE ASP HIS PRO LEU ALA ALA LEU TYR SER THR SEQRES 12 B 331 SER THR MET GLU GLN HIS HIS PHE SER GLN THR VAL SER SEQRES 13 B 331 ILE LEU GLN LEU GLU GLY HIS ASN ILE PHE SER THR LEU SEQRES 14 B 331 SER SER SER GLU TYR GLU GLN VAL LEU GLU ILE ILE ARG SEQRES 15 B 331 LYS ALA ILE ILE ALA THR ASP LEU ALA LEU TYR PHE GLY SEQRES 16 B 331 ASN ARG LYS GLN LEU GLU GLU MET TYR GLN THR GLY SER SEQRES 17 B 331 LEU ASN LEU ASN ASN GLN SER HIS ARG ASP ARG VAL ILE SEQRES 18 B 331 GLY LEU MET MET THR ALA CYS ALA LEU CYS SER VAL THR SEQRES 19 B 331 LYS LEU TRP PRO VAL THR LYS LEU THR ALA ASN ASP ILE SEQRES 20 B 331 TYR ALA GLU PHE TRP ALA GLU GLY ASP GLU MET LYS LYS SEQRES 21 B 331 LEU GLY ILE GLN PRO ILE PRO MET MET ASP ARG ASP LYS SEQRES 22 B 331 LYS ASP GLU VAL PRO GLN GLY GLN LEU GLY PHE TYR ASN SEQRES 23 B 331 ALA VAL ALA ILE PRO CYS TYR THR THR LEU THR GLN ILE SEQRES 24 B 331 LEU PRO PRO THR GLU PRO LEU LEU LYS ALA CYS ARG ASP SEQRES 25 B 331 ASN LEU SER GLN TRP GLU LYS VAL ILE ARG GLY GLU GLU SEQRES 26 B 331 THR ALA THR TRP ILE SER HET MG A 777 1 HET CMP A 778 22 HET MG B 777 1 HETNAM MG MAGNESIUM ION HETNAM CMP ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE HETSYN CMP CYCLIC AMP; CAMP FORMUL 3 MG 2(MG 2+) FORMUL 4 CMP C10 H12 N5 O6 P FORMUL 6 HOH *433(H2 O) HELIX 1 1 THR A 452 MET A 460 1 9 HELIX 2 2 PRO A 465 ILE A 472 1 8 HELIX 3 3 ILE A 479 ASN A 484 5 6 HELIX 4 4 MET A 485 GLY A 499 1 15 HELIX 5 5 GLU A 504 ASN A 518 1 15 HELIX 6 6 ASN A 526 ASN A 543 1 18 HELIX 7 7 ASN A 544 PHE A 548 5 5 HELIX 8 8 THR A 549 HIS A 563 1 15 HELIX 9 9 SER A 571 PHE A 578 1 8 HELIX 10 10 HIS A 580 TYR A 586 1 7 HELIX 11 11 SER A 589 GLN A 604 1 16 HELIX 12 12 SER A 615 THR A 633 1 19 HELIX 13 13 ASP A 634 THR A 651 1 18 HELIX 14 14 ASN A 658 LEU A 675 1 18 HELIX 15 15 CYS A 676 LYS A 680 5 5 HELIX 16 16 LEU A 681 LEU A 706 1 26 HELIX 17 17 ILE A 711 ASP A 720 5 10 HELIX 18 18 GLU A 721 VAL A 733 1 13 HELIX 19 19 VAL A 733 LEU A 745 1 13 HELIX 20 20 THR A 748 GLY A 768 1 21 HELIX 21 21 THR B 452 GLN B 461 1 10 HELIX 22 22 PRO B 465 ARG B 467 5 3 HELIX 23 23 LEU B 468 GLU B 473 1 6 HELIX 24 24 ILE B 479 ASN B 484 5 6 HELIX 25 25 MET B 485 GLY B 499 1 15 HELIX 26 26 GLU B 504 LYS B 517 1 14 HELIX 27 27 ASN B 526 ASN B 543 1 18 HELIX 28 28 ASN B 544 PHE B 548 5 5 HELIX 29 29 THR B 549 HIS B 563 1 15 HELIX 30 30 SER B 589 GLN B 604 1 16 HELIX 31 31 SER B 615 THR B 633 1 19 HELIX 32 32 ASP B 634 THR B 651 1 18 HELIX 33 33 ASN B 658 LEU B 675 1 18 HELIX 34 34 CYS B 676 LYS B 680 5 5 HELIX 35 35 LEU B 681 LYS B 686 1 6 HELIX 36 36 TYR B 693 LEU B 706 1 14 HELIX 37 37 ILE B 711 ASP B 715 5 5 HELIX 38 38 GLU B 721 VAL B 733 1 13 HELIX 39 39 VAL B 733 LEU B 745 1 13 HELIX 40 40 THR B 748 ARG B 767 1 20 LINK O HOH A 1 MG MG A 777 1555 1555 2.24 LINK O HOH A 2 MG MG A 777 1555 1555 2.23 LINK O HOH A 3 MG MG A 777 1555 1555 2.19 LINK O HOH A 4 MG MG A 777 1555 1555 2.23 LINK O HOH A 5 MG MG A 777 1555 1555 2.17 LINK OD1 ASP A 564 MG MG A 777 1555 1555 2.08 LINK O HOH B 11 MG MG B 777 1555 1555 2.30 LINK O HOH B 12 MG MG B 777 1555 1555 2.29 LINK O HOH B 13 MG MG B 777 1555 1555 2.31 LINK O HOH B 14 MG MG B 777 1555 1555 2.39 LINK O HOH B 15 MG MG B 777 1555 1555 2.27 LINK OD1 ASP B 564 MG MG B 777 1555 1555 2.09 SITE 1 AC1 6 HOH A 1 HOH A 2 HOH A 3 HOH A 4 SITE 2 AC1 6 HOH A 5 ASP A 564 SITE 1 AC2 6 HOH B 11 HOH B 12 HOH B 13 HOH B 14 SITE 2 AC2 6 HOH B 15 ASP B 564 SITE 1 AC3 14 HOH A 1 HOH A 7 HOH A 8 HOH A 9 SITE 2 AC3 14 HOH A 10 HOH A 301 HIS A 525 LEU A 635 SITE 3 AC3 14 LEU A 675 ILE A 692 PHE A 696 GLN A 726 SITE 4 AC3 14 PHE A 729 LEU B 706 CRYST1 49.296 82.285 153.999 90.00 90.00 90.00 P 21 21 21 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 0.020286 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012153 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006494 0.00000