HEADER HYDROLASE 05-MAR-04 1VC9 TITLE CRYSTAL STRUCTURE OF A T.THERMOPHILUS HB8 AP6A HYDROLASE E50Q MUTANT- TITLE 2 MG2+-ATP COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: NDX1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: MUTT/NUDIX FAMILY PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS; SOURCE 3 ORGANISM_TAXID: 300852; SOURCE 4 STRAIN: HB8; SOURCE 5 GENE: NDX1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS NUDIX PROTEIN, DIADENOSINE POLYPHOSPHATE, AP6A, THERMUS THERMOPHILUS KEYWDS 2 HB8, HYDROLASE, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, KEYWDS 3 RSGI, STRUCTURAL GENOMICS EXPDTA X-RAY DIFFRACTION AUTHOR T.IWAI,N.NAKAGAWA,S.KURAMITSU,R.MASUI,RIKEN STRUCTURAL AUTHOR 2 GENOMICS/PROTEOMICS INITIATIVE (RSGI) REVDAT 5 27-DEC-23 1VC9 1 REMARK REVDAT 4 10-NOV-21 1VC9 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1VC9 1 VERSN REVDAT 2 24-FEB-09 1VC9 1 VERSN REVDAT 1 26-APR-05 1VC9 0 JRNL AUTH T.IWAI,N.NAKAGAWA,S.KURAMITSU,R.MASUI JRNL TITL CRYSTAL STRUCTURE OF NUDIX PROTEIN NDX1 FROM THERMUS JRNL TITL 2 THERMOPHILUS HB8 IN BINARY COMPLEX WITH DIADENOSINE JRNL TITL 3 HEXAPHOSPHATE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 965132.280 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 13799 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 SET) : 0.216 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1399 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1964 REMARK 3 BIN R VALUE (WORKING SET) : 0.2420 REMARK 3 BIN FREE R VALUE : 0.3030 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 239 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2002 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 63 REMARK 3 SOLVENT ATOMS : 119 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 12.69000 REMARK 3 B22 (A**2) : 2.30000 REMARK 3 B33 (A**2) : -14.98000 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) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.22 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.36 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.34 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.920 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 29.65 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ATP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ATP.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1VC9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000006456. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418, 0.9792, 0.9798, 0.9819 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS VII REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14008 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 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 (%) : 99.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 45.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.13200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 19.70 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS-HCL, 5MM MGCL2, 0.2M NACL, REMARK 280 25%(W/V) PEG 3350, 4MM AP6A, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K, PH 8.5 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 23.95000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 56.93450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.56050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 56.93450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.95000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.56050 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 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 THR A 51 -8.33 -143.42 REMARK 500 LEU A 61 -122.58 -113.25 REMARK 500 GLU A 91 17.37 -58.24 REMARK 500 MET A 93 -137.99 -71.46 REMARK 500 THR A 94 -18.34 117.69 REMARK 500 LEU B 61 -101.67 -104.91 REMARK 500 LEU B 89 162.06 -49.70 REMARK 500 GLU B 91 136.10 -28.96 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 A2001 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 46 OE2 REMARK 620 2 HOH A2010 O 125.0 REMARK 620 3 HOH A2060 O 102.3 105.5 REMARK 620 N 1 2 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 2001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP B 1002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1VC8 RELATED DB: PDB REMARK 900 T.THERMOPHILUS HB8 AP6A HYDROLASE NDX1-AP6A COMPLEX REMARK 900 RELATED ID: 1VCD RELATED DB: PDB REMARK 900 T.THERMOPHILUS HB8 AP6A HYDROLASE NDX1 REMARK 900 RELATED ID: TTK003001331.5 RELATED DB: TARGETDB DBREF 1VC9 A 1 126 UNP Q75UV1 Q75UV1_THETH 1 126 DBREF 1VC9 B 1 126 UNP Q75UV1 Q75UV1_THETH 1 126 SEQADV 1VC9 GLN A 50 UNP Q75UV1 GLU 50 ENGINEERED MUTATION SEQADV 1VC9 GLN B 50 UNP Q75UV1 GLU 50 ENGINEERED MUTATION SEQRES 1 A 126 MET GLU LEU GLY ALA GLY GLY VAL VAL PHE ASN ALA LYS SEQRES 2 A 126 ARG GLU VAL LEU LEU LEU ARG ASP ARG MET GLY PHE TRP SEQRES 3 A 126 VAL PHE PRO LYS GLY HIS PRO GLU PRO GLY GLU SER LEU SEQRES 4 A 126 GLU GLU ALA ALA VAL ARG GLU VAL TRP GLU GLN THR GLY SEQRES 5 A 126 VAL ARG ALA GLU VAL LEU LEU PRO LEU TYR PRO THR ARG SEQRES 6 A 126 TYR VAL ASN PRO LYS GLY VAL GLU ARG GLU VAL HIS TRP SEQRES 7 A 126 PHE LEU MET ARG GLY GLU GLY ALA PRO ARG LEU GLU GLU SEQRES 8 A 126 GLY MET THR GLY ALA GLY TRP PHE SER PRO GLU GLU ALA SEQRES 9 A 126 ARG ALA LEU LEU ALA PHE PRO GLU ASP LEU GLY LEU LEU SEQRES 10 A 126 GLU VAL ALA LEU GLU ARG LEU PRO LEU SEQRES 1 B 126 MET GLU LEU GLY ALA GLY GLY VAL VAL PHE ASN ALA LYS SEQRES 2 B 126 ARG GLU VAL LEU LEU LEU ARG ASP ARG MET GLY PHE TRP SEQRES 3 B 126 VAL PHE PRO LYS GLY HIS PRO GLU PRO GLY GLU SER LEU SEQRES 4 B 126 GLU GLU ALA ALA VAL ARG GLU VAL TRP GLU GLN THR GLY SEQRES 5 B 126 VAL ARG ALA GLU VAL LEU LEU PRO LEU TYR PRO THR ARG SEQRES 6 B 126 TYR VAL ASN PRO LYS GLY VAL GLU ARG GLU VAL HIS TRP SEQRES 7 B 126 PHE LEU MET ARG GLY GLU GLY ALA PRO ARG LEU GLU GLU SEQRES 8 B 126 GLY MET THR GLY ALA GLY TRP PHE SER PRO GLU GLU ALA SEQRES 9 B 126 ARG ALA LEU LEU ALA PHE PRO GLU ASP LEU GLY LEU LEU SEQRES 10 B 126 GLU VAL ALA LEU GLU ARG LEU PRO LEU HET MG A2001 1 HET ATP A1001 31 HET ATP B1002 31 HETNAM MG MAGNESIUM ION HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE FORMUL 3 MG MG 2+ FORMUL 4 ATP 2(C10 H16 N5 O13 P3) FORMUL 6 HOH *119(H2 O) HELIX 1 1 SER A 38 GLY A 52 1 15 HELIX 2 2 SER A 100 LEU A 108 1 9 HELIX 3 3 PHE A 110 LEU A 124 1 15 HELIX 4 4 SER B 38 GLY B 52 1 15 HELIX 5 5 SER B 100 LEU B 108 1 9 HELIX 6 6 PHE B 110 LEU B 124 1 15 SHEET 1 A 4 LYS A 30 GLY A 31 0 SHEET 2 A 4 GLU A 2 PHE A 10 -1 N ALA A 5 O GLY A 31 SHEET 3 A 4 GLU A 73 ARG A 82 1 O MET A 81 N VAL A 8 SHEET 4 A 4 GLU A 56 PRO A 60 -1 N LEU A 58 O LEU A 80 SHEET 1 B 4 LYS A 30 GLY A 31 0 SHEET 2 B 4 GLU A 2 PHE A 10 -1 N ALA A 5 O GLY A 31 SHEET 3 B 4 GLU A 73 ARG A 82 1 O MET A 81 N VAL A 8 SHEET 4 B 4 THR A 64 VAL A 67 -1 N TYR A 66 O ARG A 74 SHEET 1 C 6 TRP A 26 VAL A 27 0 SHEET 2 C 6 VAL A 16 ARG A 20 -1 N LEU A 19 O VAL A 27 SHEET 3 C 6 GLY A 95 PHE A 99 -1 O PHE A 99 N VAL A 16 SHEET 4 C 6 GLY B 95 PHE B 99 -1 O ALA B 96 N ALA A 96 SHEET 5 C 6 VAL B 16 ARG B 20 -1 N VAL B 16 O PHE B 99 SHEET 6 C 6 TRP B 26 VAL B 27 -1 O VAL B 27 N LEU B 19 SHEET 1 D 4 LYS B 30 GLY B 31 0 SHEET 2 D 4 GLU B 2 PHE B 10 -1 N ALA B 5 O GLY B 31 SHEET 3 D 4 GLU B 73 GLU B 84 1 O HIS B 77 N GLY B 4 SHEET 4 D 4 ARG B 54 VAL B 67 -1 N TYR B 66 O ARG B 74 LINK OE2 GLU A 46 MG MG A2001 1555 1555 2.27 LINK MG MG A2001 O HOH A2010 1555 1555 2.12 LINK MG MG A2001 O HOH A2060 1555 1555 2.51 SITE 1 AC1 4 HIS A 32 GLU A 46 HOH A2010 HOH A2060 SITE 1 AC2 15 ASP A 21 MET A 23 PHE A 25 LYS A 30 SITE 2 AC2 15 HIS A 32 TYR A 66 ASN A 68 PRO A 69 SITE 3 AC2 15 ARG A 74 PHE A 110 GLU A 112 HOH A2002 SITE 4 AC2 15 HOH A2005 HOH A2012 HOH A2048 SITE 1 AC3 16 ASP B 21 MET B 23 PHE B 25 LYS B 30 SITE 2 AC3 16 HIS B 32 TYR B 66 ASN B 68 PRO B 69 SITE 3 AC3 16 ARG B 74 PHE B 110 GLU B 112 HOH B1003 SITE 4 AC3 16 HOH B1011 HOH B1023 HOH B1037 HOH B1045 CRYST1 47.900 55.121 113.869 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 0.020877 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018142 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008782 0.00000