HEADER LYASE 17-JAN-99 1B6R TITLE N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE SYNTHETASE FROM E. COLI COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE COMPND 3 SYNTHETASE); COMPND 4 CHAIN: A; COMPND 5 SYNONYM: AIRC, PURK; COMPND 6 EC: 4.1.1.21 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562 KEYWDS ATP-GRASP, CARBOXYPHOSPHATE, PURINE BIOSYNTHESIS, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR J.B.THODEN,T.J.KAPPOCK,J.STUBBE,H.M.HOLDEN REVDAT 4 27-DEC-23 1B6R 1 REMARK SEQADV REVDAT 3 24-FEB-09 1B6R 1 VERSN REVDAT 2 23-SEP-03 1B6R 1 JRNL SEQADV REVDAT 1 30-NOV-99 1B6R 0 JRNL AUTH J.B.THODEN,T.J.KAPPOCK,J.STUBBE,H.M.HOLDEN JRNL TITL THREE-DIMENSIONAL STRUCTURE OF N5-CARBOXYAMINOIMIDAZOLE JRNL TITL 2 RIBONUCLEOTIDE SYNTHETASE: A MEMBER OF THE ATP GRASP PROTEIN JRNL TITL 3 SUPERFAMILY. JRNL REF BIOCHEMISTRY V. 38 15480 1999 JRNL REFN ISSN 0006-2960 JRNL PMID 10569930 JRNL DOI 10.1021/BI991618S REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT 5D REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 3 NUMBER OF REFLECTIONS : 30332 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.1970 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.1970 REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2737 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 92 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.013 ; 0.600 ; 4194 REMARK 3 BOND ANGLES (DEGREES) : 2.320 ; 1.000 ; 5538 REMARK 3 TORSION ANGLES (DEGREES) : 17.644; 0.000 ; 2684 REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : 0.007 ; 2.500 ; 75 REMARK 3 GENERAL PLANES (A) : 0.011 ; 2.750 ; 750 REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : 0.064 ; 5.000 ; 53 REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : TNT REMARK 3 KSOL : 1.03 REMARK 3 BSOL : 696.7 REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : TNT PROTGEO REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1B6R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000007018. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-98 REMARK 200 TEMPERATURE (KELVIN) : 280 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 3 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : GOBEL MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : BRUKER REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SAINT REMARK 200 DATA SCALING SOFTWARE : XCALIBRE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30332 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 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 (%) : 95.6 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : 0.04700 REMARK 200 FOR THE DATA SET : 24.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.29200 REMARK 200 R SYM FOR SHELL (I) : 0.29200 REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM HEPPS, PH 7.8 0.575 M AMMONIUM REMARK 280 SULFATE REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 60.30000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 60.30000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 46.70000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.60000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 46.70000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.60000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 60.30000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 46.70000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.60000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 60.30000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 46.70000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.60000 REMARK 290 SMTRY3 8 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: DIMERIC 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 BIOMT1 2 -1.000000 0.000000 0.000000 46.70000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 47.60000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 60.30000 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 124 REMARK 465 GLY A 125 REMARK 465 TYR A 126 REMARK 465 ASP A 127 REMARK 465 GLY A 128 REMARK 465 ARG A 129 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 PHE A 41 CG CD1 CD2 CE1 CE2 CZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 401 O HOH A 491 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 21 CD GLU A 21 OE1 0.084 REMARK 500 GLU A 55 CD GLU A 55 OE2 0.076 REMARK 500 GLU A 115 CD GLU A 115 OE2 0.103 REMARK 500 GLU A 138 CD GLU A 138 OE2 0.067 REMARK 500 GLU A 140 CD GLU A 140 OE1 0.083 REMARK 500 GLU A 145 CD GLU A 145 OE1 0.088 REMARK 500 GLU A 149 CD GLU A 149 OE2 0.076 REMARK 500 GLU A 161 CD GLU A 161 OE2 0.077 REMARK 500 GLU A 208 CD GLU A 208 OE1 0.094 REMARK 500 GLU A 216 CD GLU A 216 OE1 0.073 REMARK 500 GLU A 226 CD GLU A 226 OE2 0.075 REMARK 500 GLU A 260 CD GLU A 260 OE1 0.081 REMARK 500 GLU A 260 CD GLU A 260 OE2 0.123 REMARK 500 GLU A 308 CD GLU A 308 OE1 0.074 REMARK 500 GLU A 333 CD GLU A 333 OE1 0.079 REMARK 500 REMARK 500 REMARK: NULL 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 ASP A 33 CB - CG - OD1 ANGL. DEV. = 6.7 DEGREES REMARK 500 ASP A 33 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ASP A 72 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 CYS A 150 CB - CA - C ANGL. DEV. = 9.0 DEGREES REMARK 500 ARG A 168 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ASP A 171 CB - CG - OD1 ANGL. DEV. = 6.8 DEGREES REMARK 500 ASP A 171 CB - CG - OD2 ANGL. DEV. = -7.1 DEGREES REMARK 500 ARG A 205 CD - NE - CZ ANGL. DEV. = -13.8 DEGREES REMARK 500 ARG A 205 NE - CZ - NH1 ANGL. DEV. = -7.1 DEGREES REMARK 500 ARG A 205 NE - CZ - NH2 ANGL. DEV. = 7.9 DEGREES REMARK 500 PRO A 231 C - N - CD ANGL. DEV. = -13.9 DEGREES REMARK 500 LEU A 239 CB - CA - C ANGL. DEV. = -12.6 DEGREES REMARK 500 ARG A 242 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 GLU A 260 OE1 - CD - OE2 ANGL. DEV. = 11.4 DEGREES REMARK 500 GLU A 260 CG - CD - OE2 ANGL. DEV. = -17.4 DEGREES REMARK 500 ARG A 264 CD - NE - CZ ANGL. DEV. = 9.5 DEGREES REMARK 500 ARG A 264 NE - CZ - NH1 ANGL. DEV. = 8.7 DEGREES REMARK 500 ARG A 264 NE - CZ - NH2 ANGL. DEV. = -6.6 DEGREES REMARK 500 ASP A 289 CB - CG - OD1 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP A 306 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP A 322 CB - CG - OD2 ANGL. DEV. = 5.5 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 ALA A 34 150.12 -33.45 REMARK 500 PRO A 36 -4.60 -55.90 REMARK 500 PRO A 40 40.00 -72.82 REMARK 500 LEU A 58 -80.22 -62.38 REMARK 500 TRP A 106 -50.87 -22.43 REMARK 500 ALA A 136 -38.70 -36.83 REMARK 500 TYR A 147 93.60 -50.67 REMARK 500 GLU A 149 -0.66 -144.14 REMARK 500 GLN A 232 50.08 -106.89 REMARK 500 ASN A 237 -62.47 -100.30 REMARK 500 ARG A 242 -179.62 178.89 REMARK 500 TYR A 292 -7.46 -54.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 500 DBREF 1B6R A 1 355 UNP P09029 PURK_ECOLI 1 355 SEQADV 1B6R GLN A 61 UNP P09029 GLU 61 CONFLICT SEQADV 1B6R ARG A 205 UNP P09029 GLN 205 CONFLICT SEQRES 1 A 355 MET LYS GLN VAL CYS VAL LEU GLY ASN GLY GLN LEU GLY SEQRES 2 A 355 ARG MET LEU ARG GLN ALA GLY GLU PRO LEU GLY ILE ALA SEQRES 3 A 355 VAL TRP PRO VAL GLY LEU ASP ALA GLU PRO ALA ALA VAL SEQRES 4 A 355 PRO PHE GLN GLN SER VAL ILE THR ALA GLU ILE GLU ARG SEQRES 5 A 355 TRP PRO GLU THR ALA LEU THR ARG GLN LEU ALA ARG HIS SEQRES 6 A 355 PRO ALA PHE VAL ASN ARG ASP VAL PHE PRO ILE ILE ALA SEQRES 7 A 355 ASP ARG LEU THR GLN LYS GLN LEU PHE ASP LYS LEU HIS SEQRES 8 A 355 LEU PRO THR ALA PRO TRP GLN LEU LEU ALA GLU ARG SER SEQRES 9 A 355 GLU TRP PRO ALA VAL PHE ASP ARG LEU GLY GLU LEU ALA SEQRES 10 A 355 ILE VAL LYS ARG ARG THR GLY GLY TYR ASP GLY ARG GLY SEQRES 11 A 355 GLN TRP ARG LEU ARG ALA ASN GLU THR GLU GLN LEU PRO SEQRES 12 A 355 ALA GLU CYS TYR GLY GLU CYS ILE VAL GLU GLN GLY ILE SEQRES 13 A 355 ASN PHE SER GLY GLU VAL SER LEU VAL GLY ALA ARG GLY SEQRES 14 A 355 PHE ASP GLY SER THR VAL PHE TYR PRO LEU THR HIS ASN SEQRES 15 A 355 LEU HIS GLN ASP GLY ILE LEU ARG THR SER VAL ALA PHE SEQRES 16 A 355 PRO GLN ALA ASN ALA GLN GLN GLN ALA ARG ALA GLU GLU SEQRES 17 A 355 MET LEU SER ALA ILE MET GLN GLU LEU GLY TYR VAL GLY SEQRES 18 A 355 VAL MET ALA MET GLU CYS PHE VAL THR PRO GLN GLY LEU SEQRES 19 A 355 LEU ILE ASN GLU LEU ALA PRO ARG VAL HIS ASN SER GLY SEQRES 20 A 355 HIS TRP THR GLN ASN GLY ALA SER ILE SER GLN PHE GLU SEQRES 21 A 355 LEU HIS LEU ARG ALA ILE THR ASP LEU PRO LEU PRO GLN SEQRES 22 A 355 PRO VAL VAL ASN ASN PRO SER VAL MET ILE ASN LEU ILE SEQRES 23 A 355 GLY SER ASP VAL ASN TYR ASP TRP LEU LYS LEU PRO LEU SEQRES 24 A 355 VAL HIS LEU HIS TRP TYR ASP LYS GLU VAL ARG PRO GLY SEQRES 25 A 355 ARG LYS VAL GLY HIS LEU ASN LEU THR ASP SER ASP THR SEQRES 26 A 355 SER ARG LEU THR ALA THR LEU GLU ALA LEU ILE PRO LEU SEQRES 27 A 355 LEU PRO PRO GLU TYR ALA SER GLY VAL ILE TRP ALA GLN SEQRES 28 A 355 SER LYS PHE GLY HET SO4 A 500 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *92(H2 O) HELIX 1 1 GLN A 11 LEU A 23 1 13 HELIX 2 2 PRO A 40 GLN A 43 5 4 HELIX 3 3 ALA A 57 ARG A 64 1 8 HELIX 4 4 VAL A 73 ALA A 78 1 6 HELIX 5 5 ARG A 80 LEU A 90 1 11 HELIX 6 6 GLU A 105 ARG A 112 5 8 HELIX 7 7 GLU A 138 GLN A 141 5 4 HELIX 8 8 ALA A 144 CYS A 146 5 3 HELIX 9 9 ALA A 200 LEU A 217 1 18 HELIX 10 10 ASN A 245 GLY A 253 5 9 HELIX 11 11 GLN A 258 THR A 267 1 10 HELIX 12 12 TYR A 292 LYS A 296 5 5 HELIX 13 13 THR A 325 ILE A 336 1 12 HELIX 14 14 PRO A 341 LYS A 353 5 13 SHEET 1 A 3 ILE A 25 VAL A 30 0 SHEET 2 A 3 LYS A 2 LEU A 7 1 N LYS A 2 O ALA A 26 SHEET 3 A 3 VAL A 45 ALA A 48 1 N VAL A 45 O CYS A 5 SHEET 1 B 4 TRP A 97 LEU A 99 0 SHEET 2 B 4 CYS A 150 GLN A 154 -1 N VAL A 152 O GLN A 98 SHEET 3 B 4 LEU A 116 ARG A 121 -1 N LYS A 120 O ILE A 151 SHEET 4 B 4 GLN A 131 ARG A 135 -1 N LEU A 134 O ALA A 117 SHEET 1 C 8 VAL A 300 TRP A 304 0 SHEET 2 C 8 LYS A 314 THR A 321 -1 N ASN A 319 O HIS A 301 SHEET 3 C 8 SER A 280 ILE A 286 -1 N LEU A 285 O VAL A 315 SHEET 4 C 8 ILE A 188 ALA A 194 -1 N ALA A 194 O SER A 280 SHEET 5 C 8 THR A 180 GLN A 185 -1 N GLN A 185 O ILE A 188 SHEET 6 C 8 GLY A 160 ARG A 168 -1 N SER A 163 O THR A 180 SHEET 7 C 8 GLY A 221 THR A 230 -1 N VAL A 229 O GLY A 160 SHEET 8 C 8 GLY A 233 ALA A 240 -1 N ALA A 240 O ALA A 224 SHEET 1 D 2 GLY A 166 ARG A 168 0 SHEET 2 D 2 THR A 174 PHE A 176 -1 N VAL A 175 O ALA A 167 SITE 1 AC1 4 ARG A 242 HIS A 244 ASN A 245 LYS A 314 CRYST1 93.400 95.200 120.600 90.00 90.00 90.00 C 2 2 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 0.010707 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010504 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008292 0.00000