HEADER HYDROLASE 09-AUG-05 2BZ1 TITLE CRYSTAL STRUCTURE OF APO E. COLI GTP CYCLOHYDROLASE II COMPND MOL_ID: 1; COMPND 2 MOLECULE: GTP CYCLOHYDROLASE II; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.4.25; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PRETB KEYWDS RIBOFLAVIN BIOSYNTHESIS, GTP CYCLOHYDROLASE II, CATALYTIC ZINC, KEYWDS 2 HYDROLASE, MAGNESIUM EXPDTA X-RAY DIFFRACTION AUTHOR J.REN,M.KOTAKA,M.LOCKYER,H.K.LAMB,A.R.HAWKINS,D.K.STAMMERS REVDAT 4 06-NOV-24 2BZ1 1 LINK REVDAT 3 24-FEB-09 2BZ1 1 VERSN REVDAT 2 02-NOV-05 2BZ1 1 JRNL REVDAT 1 19-AUG-05 2BZ1 0 JRNL AUTH J.REN,M.KOTAKA,M.LOCKYER,H.K.LAMB,A.R.HAWKINS,D.K.STAMMERS JRNL TITL GTP CYCLOHYDROLASE II STRUCTURE AND MECHANISM. JRNL REF J.BIOL.CHEM. V. 280 36912 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 16115872 JRNL DOI 10.1074/JBC.M507725200 REMARK 2 REMARK 2 RESOLUTION. 1.54 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 : RESIDUAL, MLF REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.54 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.57 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2026961.740 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.4 REMARK 3 NUMBER OF REFLECTIONS : 27331 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) : 0.193 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1334 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 1.54 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 50.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2320 REMARK 3 BIN R VALUE (WORKING SET) : 0.2610 REMARK 3 BIN FREE R VALUE : 0.2600 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 139 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1348 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 29 REMARK 3 SOLVENT ATOMS : 203 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.34000 REMARK 3 B22 (A**2) : 0.34000 REMARK 3 B33 (A**2) : -0.67000 REMARK 3 B12 (A**2) : 0.06000 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) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.14 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) : 0.20 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.860 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) : 2.340 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.000 ; 6.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.690 ; 6.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.010 ; 12.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 64.69 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 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2BZ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-AUG-05. REMARK 100 THE DEPOSITION ID IS D_1290025241. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-SEP-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM14 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97912 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27407 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.540 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 (%) : 89.4 REMARK 200 DATA REDUNDANCY : 17.20 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 76.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.54 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 26.5 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.59 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5M AMMONIUM SULPHATE, 0.1M NA HEPES REMARK 280 PH 7.0, 2% PEG 400, 15% GLYCEROL, PH 7.00 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 85.75333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 42.87667 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 64.31500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 21.43833 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 107.19167 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 85.75333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 42.87667 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 21.43833 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 64.31500 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 107.19167 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PQS 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 0.500000 -0.866025 0.000000 35.96000 REMARK 350 BIOMT2 2 -0.866025 -0.500000 0.000000 62.28455 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 21.43833 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A2087 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2202 LIES ON A SPECIAL POSITION. 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 ARG A 175 REMARK 465 ASN A 176 REMARK 465 PRO A 177 REMARK 465 ASN A 178 REMARK 465 ASN A 179 REMARK 465 GLU A 180 REMARK 465 HIS A 181 REMARK 465 TYR A 182 REMARK 465 LEU A 183 REMARK 465 ASP A 184 REMARK 465 THR A 185 REMARK 465 LYS A 186 REMARK 465 ALA A 187 REMARK 465 GLU A 188 REMARK 465 LYS A 189 REMARK 465 MSE A 190 REMARK 465 GLY A 191 REMARK 465 HIS A 192 REMARK 465 LEU A 193 REMARK 465 LEU A 194 REMARK 465 ASN A 195 REMARK 465 LYS A 196 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 GLY A 174 CA C O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 CE1 HIS A 43 CE1 HIS A 43 7554 2.16 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 143 -83.41 -108.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2006 DISTANCE = 6.44 ANGSTROMS REMARK 525 HOH A2033 DISTANCE = 5.93 ANGSTROMS 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 A1174 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 54 SG REMARK 620 2 CYS A 65 SG 109.5 REMARK 620 3 CYS A 67 SG 112.6 110.8 REMARK 620 4 HOH A2191 O 109.9 110.0 103.9 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A1174 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A1175 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A1176 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A1177 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TAU A1179 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1178 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2BZ0 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF E. COLI GTP CYCLOHYDROLASE II IN COMPLEX WITH REMARK 900 GTP ANALOGUE, GMPCPP, AND ZINC DBREF 2BZ1 A 1 196 UNP P0A7I7 GCH2_ECOLI 1 196 SEQRES 1 A 196 MSE GLN LEU LYS ARG VAL ALA GLU ALA LYS LEU PRO THR SEQRES 2 A 196 PRO TRP GLY ASP PHE LEU MSE VAL GLY PHE GLU GLU LEU SEQRES 3 A 196 ALA THR GLY HIS ASP HIS VAL ALA LEU VAL TYR GLY ASP SEQRES 4 A 196 ILE SER GLY HIS THR PRO VAL LEU ALA ARG VAL HIS SER SEQRES 5 A 196 GLU CYS LEU THR GLY ASP ALA LEU PHE SER LEU ARG CYS SEQRES 6 A 196 ASP CYS GLY PHE GLN LEU GLU ALA ALA LEU THR GLN ILE SEQRES 7 A 196 ALA GLU GLU GLY ARG GLY ILE LEU LEU TYR HIS ARG GLN SEQRES 8 A 196 GLU GLY ARG ASN ILE GLY LEU LEU ASN LYS ILE ARG ALA SEQRES 9 A 196 TYR ALA LEU GLN ASP GLN GLY TYR ASP THR VAL GLU ALA SEQRES 10 A 196 ASN HIS GLN LEU GLY PHE ALA ALA ASP GLU ARG ASP PHE SEQRES 11 A 196 THR LEU CYS ALA ASP MSE PHE LYS LEU LEU GLY VAL ASN SEQRES 12 A 196 GLU VAL ARG LEU LEU THR ASN ASN PRO LYS LYS VAL GLU SEQRES 13 A 196 ILE LEU THR GLU ALA GLY ILE ASN ILE VAL GLU ARG VAL SEQRES 14 A 196 PRO LEU ILE VAL GLY ARG ASN PRO ASN ASN GLU HIS TYR SEQRES 15 A 196 LEU ASP THR LYS ALA GLU LYS MSE GLY HIS LEU LEU ASN SEQRES 16 A 196 LYS MODRES 2BZ1 MSE A 1 MET SELENOMETHIONINE MODRES 2BZ1 MSE A 20 MET SELENOMETHIONINE MODRES 2BZ1 MSE A 136 MET SELENOMETHIONINE HET MSE A 1 8 HET MSE A 20 8 HET MSE A 136 8 HET ZN A1174 1 HET SO4 A1175 5 HET SO4 A1176 5 HET SO4 A1177 5 HET GOL A1178 6 HET TAU A1179 7 HETNAM MSE SELENOMETHIONINE HETNAM ZN ZINC ION HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETNAM TAU 2-AMINOETHANESULFONIC ACID HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 1 MSE 3(C5 H11 N O2 SE) FORMUL 2 ZN ZN 2+ FORMUL 3 SO4 3(O4 S 2-) FORMUL 6 GOL C3 H8 O3 FORMUL 7 TAU C2 H7 N O3 S FORMUL 8 HOH *203(H2 O) HELIX 1 1 CYS A 54 ALA A 59 1 6 HELIX 2 2 ASP A 66 GLY A 82 1 17 HELIX 3 3 GLN A 91 ILE A 96 1 6 HELIX 4 4 GLY A 97 GLN A 110 1 14 HELIX 5 5 ASP A 113 LEU A 121 1 9 HELIX 6 6 PHE A 130 LEU A 140 1 11 HELIX 7 7 ASN A 151 ALA A 161 1 11 SHEET 1 AA 7 LEU A 3 THR A 13 0 SHEET 2 AA 7 GLY A 16 GLU A 25 -1 O GLY A 16 N THR A 13 SHEET 3 AA 7 ASP A 31 TYR A 37 -1 O HIS A 32 N PHE A 23 SHEET 4 AA 7 GLY A 84 HIS A 89 -1 O GLY A 84 N TYR A 37 SHEET 5 AA 7 VAL A 46 SER A 52 1 O LEU A 47 N ILE A 85 SHEET 6 AA 7 VAL A 145 LEU A 148 1 O ARG A 146 N ALA A 48 SHEET 7 AA 7 ILE A 165 VAL A 169 1 N VAL A 166 O VAL A 145 LINK C MSE A 1 N GLN A 2 1555 1555 1.33 LINK C LEU A 19 N MSE A 20 1555 1555 1.33 LINK C MSE A 20 N VAL A 21 1555 1555 1.33 LINK C ASP A 135 N MSE A 136 1555 1555 1.33 LINK C MSE A 136 N PHE A 137 1555 1555 1.33 LINK SG CYS A 54 ZN ZN A1174 1555 1555 2.30 LINK SG CYS A 65 ZN ZN A1174 1555 1555 2.32 LINK SG CYS A 67 ZN ZN A1174 1555 1555 2.31 LINK ZN ZN A1174 O HOH A2191 1555 1555 1.99 SITE 1 AC1 4 CYS A 54 CYS A 65 CYS A 67 HOH A2191 SITE 1 AC2 8 ARG A 94 TYR A 105 GLN A 108 HOH A2137 SITE 2 AC2 8 HOH A2191 HOH A2192 HOH A2193 HOH A2194 SITE 1 AC3 5 ARG A 128 LYS A 154 TAU A1179 HOH A2081 SITE 2 AC3 5 HOH A2195 SITE 1 AC4 3 PRO A 152 ARG A 168 HOH A2198 SITE 1 AC5 8 ARG A 49 GLN A 70 THR A 149 ASN A 150 SITE 2 AC5 8 LYS A 154 SO4 A1176 HOH A2079 HOH A2203 SITE 1 AC6 9 GLY A 57 ASP A 58 ALA A 59 LEU A 60 SITE 2 AC6 9 PHE A 61 HOH A2090 HOH A2105 HOH A2199 SITE 3 AC6 9 HOH A2200 CRYST1 71.920 71.920 128.630 90.00 90.00 120.00 P 65 2 2 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 0.013904 0.008028 0.000000 0.00000 SCALE2 0.000000 0.016055 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007774 0.00000 HETATM 1 N MSE A 1 39.725 34.790 -3.687 1.00 23.32 N HETATM 2 CA MSE A 1 38.402 34.117 -3.888 1.00 18.35 C HETATM 3 C MSE A 1 38.291 32.970 -2.883 1.00 19.22 C HETATM 4 O MSE A 1 38.938 31.933 -3.029 1.00 21.99 O HETATM 5 CB MSE A 1 38.310 33.594 -5.331 1.00 17.66 C HETATM 6 CG MSE A 1 37.080 32.763 -5.663 1.00 14.77 C HETATM 7 SE MSE A 1 35.405 33.718 -5.291 1.00 27.38 SE HETATM 8 CE MSE A 1 35.746 35.349 -6.283 1.00 18.00 C