HEADER TRANSFERASE 04-JAN-00 1DQP TITLE CRYSTAL STRUCTURE OF GIARDIA GUANINE TITLE 2 PHOSPHORIBOSYLTRANSFERASE COMPLEXED WITH IMMUCILLING COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE PHOSPHORIBOSYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 2.4.2.8; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GIARDIA INTESTINALIS; SOURCE 3 ORGANISM_TAXID: 5741; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEIN-INHIBITOR COMPLEX, IMMUCILLING, 9-DEAZAGUANINE, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR W.SHI,N.R.MUNAGALA,C.C.WANG,C.M.LI,P.C.TYLER,R.H.FURNEAUX, AUTHOR 2 C.GRUBMEYER,V.L.SCHRAMM,S.C.ALMO REVDAT 3 24-FEB-09 1DQP 1 VERSN REVDAT 2 01-APR-03 1DQP 1 JRNL REVDAT 1 26-JUL-00 1DQP 0 JRNL AUTH W.SHI,N.R.MUNAGALA,C.C.WANG,C.M.LI,P.C.TYLER, JRNL AUTH 2 R.H.FURNEAUX,C.GRUBMEYER,V.L.SCHRAMM,S.C.ALMO JRNL TITL CRYSTAL STRUCTURES OF GIARDIA LAMBLIA GUANINE JRNL TITL 2 PHOSPHORIBOSYLTRANSFERASE AT 1.75 A(,). JRNL REF BIOCHEMISTRY V. 39 6781 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10841757 JRNL DOI 10.1021/BI000128T REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 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) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 50175 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) : 0.204 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 5053 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 : 3709 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 22 REMARK 3 SOLVENT ATOMS : 493 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.40 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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: USED WEIGHTED FULL MATRIX LEAST REMARK 3 SQUARES PROCEDURE REMARK 4 REMARK 4 1DQP COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JAN-00. REMARK 100 THE RCSB ID CODE IS RCSB010302. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-AUG-99 REMARK 200 TEMPERATURE (KELVIN) : 100.0 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 : X9B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50590 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03900 REMARK 200 FOR THE DATA SET : 40.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.07500 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% POLYETHYLENE GLYCOL 4000, 5% REMARK 280 ISOPROPANOL, 100 MM HEPES, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 296K 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 28.43000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 61.18450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.80500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 61.18450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.43000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.80500 REMARK 290 SMTRY3 4 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER IN THE ASYMMETRIC REMARK 300 UNIT. 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: 4330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21270 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 MET B 1 CG SD CE 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 ASP A 129 -82.08 -98.60 REMARK 500 LYS B 93 55.68 -107.39 REMARK 500 ASP B 129 -90.21 -106.37 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 B 505 DISTANCE = 5.31 ANGSTROMS REMARK 525 HOH B 889 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH A 835 DISTANCE = 5.77 ANGSTROMS REMARK 600 REMARK 600 HETEROGEN REMARK 600 9-deazaguanine is the only part of immucillinG ligand REMARK 600 that could be seen in the density. Because immucillinG REMARK 600 lacks a 5'-phosphate group, the sugar part of the ligand REMARK 600 is not well ordered in this structure. REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 IMG A 300 REMARK 610 IMG B 301 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMG A 300 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMG B 301 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 499 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA B 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DQN RELATED DB: PDB REMARK 900 1DQN CONTAINS THE SAME PROTEIN WITH IMMUCILLINGP AND MGPPI. DBREF 1DQP A 1 230 UNP Q24973 Q24973_GIALA 1 230 DBREF 1DQP B 1 230 UNP Q24973 Q24973_GIALA 1 230 SEQRES 1 A 230 MET ILE CYS SER VAL THR GLY LYS PRO VAL LYS ASP VAL SEQRES 2 A 230 LEU SER THR PHE PHE LYS ASP ARG ASN ASP VAL LEU GLU SEQRES 3 A 230 SER GLU VAL LYS LYS PHE HIS LEU LEU ALA THR PHE GLU SEQRES 4 A 230 GLU CYS LYS ALA LEU ALA ALA ASP THR ALA ARG ARG MET SEQRES 5 A 230 ASN GLU TYR TYR LYS ASP VAL ALA GLU PRO VAL THR LEU SEQRES 6 A 230 VAL ALA LEU LEU THR GLY ALA TYR LEU TYR ALA SER LEU SEQRES 7 A 230 LEU THR VAL HIS LEU THR PHE PRO TYR THR LEU HIS PHE SEQRES 8 A 230 VAL LYS VAL SER SER TYR LYS GLY THR ARG GLN GLU SER SEQRES 9 A 230 VAL VAL PHE ASP GLU GLU ASP LEU LYS GLN LEU LYS GLU SEQRES 10 A 230 LYS ARG GLU VAL VAL LEU ILE ASP GLU TYR VAL ASP SER SEQRES 11 A 230 GLY HIS THR ILE PHE SER ILE GLN GLU GLN ILE LYS HIS SEQRES 12 A 230 ALA LYS ILE CYS SER CYS PHE VAL LYS ASP VAL ASP ALA SEQRES 13 A 230 ILE LYS LYS HIS SER ALA LEU ALA ASP THR LYS MET PHE SEQRES 14 A 230 TYR GLY TYR THR PRO MET PRO LYS GLY SER TRP LEU ILE SEQRES 15 A 230 GLY PHE GLY LEU ASP ASP ASN GLY LEU ARG ARG GLY TRP SEQRES 16 A 230 ALA HIS LEU PHE ASP ILE ASN LEU SER GLU SER GLU VAL SEQRES 17 A 230 THR GLU PHE ARG ARG ARG LEU THR GLU HIS ILE LYS GLY SEQRES 18 A 230 LEU ASN ILE ASN GLY VAL ASN ARG TYR SEQRES 1 B 230 MET ILE CYS SER VAL THR GLY LYS PRO VAL LYS ASP VAL SEQRES 2 B 230 LEU SER THR PHE PHE LYS ASP ARG ASN ASP VAL LEU GLU SEQRES 3 B 230 SER GLU VAL LYS LYS PHE HIS LEU LEU ALA THR PHE GLU SEQRES 4 B 230 GLU CYS LYS ALA LEU ALA ALA ASP THR ALA ARG ARG MET SEQRES 5 B 230 ASN GLU TYR TYR LYS ASP VAL ALA GLU PRO VAL THR LEU SEQRES 6 B 230 VAL ALA LEU LEU THR GLY ALA TYR LEU TYR ALA SER LEU SEQRES 7 B 230 LEU THR VAL HIS LEU THR PHE PRO TYR THR LEU HIS PHE SEQRES 8 B 230 VAL LYS VAL SER SER TYR LYS GLY THR ARG GLN GLU SER SEQRES 9 B 230 VAL VAL PHE ASP GLU GLU ASP LEU LYS GLN LEU LYS GLU SEQRES 10 B 230 LYS ARG GLU VAL VAL LEU ILE ASP GLU TYR VAL ASP SER SEQRES 11 B 230 GLY HIS THR ILE PHE SER ILE GLN GLU GLN ILE LYS HIS SEQRES 12 B 230 ALA LYS ILE CYS SER CYS PHE VAL LYS ASP VAL ASP ALA SEQRES 13 B 230 ILE LYS LYS HIS SER ALA LEU ALA ASP THR LYS MET PHE SEQRES 14 B 230 TYR GLY TYR THR PRO MET PRO LYS GLY SER TRP LEU ILE SEQRES 15 B 230 GLY PHE GLY LEU ASP ASP ASN GLY LEU ARG ARG GLY TRP SEQRES 16 B 230 ALA HIS LEU PHE ASP ILE ASN LEU SER GLU SER GLU VAL SEQRES 17 B 230 THR GLU PHE ARG ARG ARG LEU THR GLU HIS ILE LYS GLY SEQRES 18 B 230 LEU ASN ILE ASN GLY VAL ASN ARG TYR HET IMG A 300 11 HET IMG B 301 11 HET IPA A 499 4 HET IPA B 500 4 HETNAM IMG 1,4-DIDEOXY-1,4-IMINO-1-(S)-(9-DEAZAGUANIN-9-YL)-D- HETNAM 2 IMG RIBITOL HETNAM IPA ISOPROPYL ALCOHOL HETSYN IMG IMMUCILLIN-G HETSYN IPA 2-PROPANOL FORMUL 3 IMG 2(C11 H15 N5 O4) FORMUL 5 IPA 2(C3 H8 O) FORMUL 7 HOH *485(H2 O) HELIX 1 1 PRO A 9 LYS A 19 1 11 HELIX 2 2 LEU A 25 PHE A 32 5 8 HELIX 3 3 THR A 37 LYS A 57 1 21 HELIX 4 4 ALA A 72 VAL A 81 1 10 HELIX 5 5 ASP A 108 LYS A 118 1 11 HELIX 6 6 GLY A 131 ILE A 141 1 11 HELIX 7 7 ASP A 153 LYS A 159 1 7 HELIX 8 8 SER A 204 GLY A 221 1 18 HELIX 9 9 PRO B 9 LYS B 19 1 11 HELIX 10 10 LEU B 25 PHE B 32 5 8 HELIX 11 11 THR B 37 TYR B 56 1 20 HELIX 12 12 ALA B 72 VAL B 81 1 10 HELIX 13 13 ASP B 108 LYS B 116 1 9 HELIX 14 14 GLY B 131 ILE B 141 1 11 HELIX 15 15 ASP B 153 LYS B 158 1 6 HELIX 16 16 SER B 204 GLY B 221 1 18 SHEET 1 A 3 HIS A 33 ALA A 36 0 SHEET 2 A 3 LEU A 198 ASP A 200 -1 O LEU A 198 N LEU A 35 SHEET 3 A 3 LEU A 181 ILE A 182 -1 O ILE A 182 N PHE A 199 SHEET 1 B 5 MET A 168 TYR A 172 0 SHEET 2 B 5 LYS A 145 VAL A 151 1 O ILE A 146 N PHE A 169 SHEET 3 B 5 VAL A 121 ILE A 124 1 O VAL A 121 N LYS A 145 SHEET 4 B 5 VAL A 63 LEU A 68 1 O THR A 64 N VAL A 122 SHEET 5 B 5 TYR A 87 VAL A 92 1 O THR A 88 N LEU A 65 SHEET 1 B1 3 MET A 168 TYR A 172 0 SHEET 2 B1 3 LYS A 145 VAL A 151 1 O ILE A 146 N PHE A 169 SHEET 3 B1 3 TYR A 127 VAL A 128 1 N VAL A 128 O PHE A 150 SHEET 1 C 2 SER A 95 LYS A 98 0 SHEET 2 C 2 GLU A 103 VAL A 106 -1 O SER A 104 N TYR A 97 SHEET 1 D 3 HIS B 33 ALA B 36 0 SHEET 2 D 3 LEU B 198 ASP B 200 -1 O LEU B 198 N LEU B 35 SHEET 3 D 3 LEU B 181 ILE B 182 -1 O ILE B 182 N PHE B 199 SHEET 1 E 5 TYR B 87 VAL B 92 0 SHEET 2 E 5 VAL B 63 LEU B 68 1 O VAL B 63 N THR B 88 SHEET 3 E 5 VAL B 121 VAL B 128 1 N VAL B 122 O THR B 64 SHEET 4 E 5 LYS B 145 VAL B 151 1 O LYS B 145 N LEU B 123 SHEET 5 E 5 MET B 168 TYR B 172 1 N PHE B 169 O ILE B 146 SHEET 1 F 2 SER B 95 LYS B 98 0 SHEET 2 F 2 GLU B 103 VAL B 106 -1 O SER B 104 N TYR B 97 CISPEP 1 LEU A 69 THR A 70 0 3.75 CISPEP 2 THR A 173 PRO A 174 0 -0.34 CISPEP 3 LEU B 69 THR B 70 0 -0.19 CISPEP 4 THR B 173 PRO B 174 0 -0.19 SITE 1 AC1 5 ASP A 129 TRP A 180 LEU A 181 ASP A 187 SITE 2 AC1 5 HOH A 629 SITE 1 AC2 5 ASP B 129 TRP B 180 LEU B 181 ASP B 187 SITE 2 AC2 5 HOH B 522 SITE 1 AC3 4 HOH A 527 HIS B 33 ASN B 202 LEU B 203 SITE 1 AC4 4 PHE B 18 ASP B 20 ARG B 21 VAL B 24 CRYST1 56.860 71.610 122.369 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 0.017587 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013965 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008172 0.00000 MASTER 292 0 4 16 23 0 6 6 0 0 0 36 END