HEADER RIBOTOXIN 04-AUG-97 1AQZ TITLE CRYSTAL STRUCTURE OF A HIGHLY SPECIFIC ASPERGILLUS RIBOTOXIN, TITLE 2 RESTRICTOCIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: RESTRICTOCIN; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.27.-; COMPND 5 OTHER_DETAILS: INORGANIC PHOSPHATE GROUP AT THE ACTIVE SITE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ASPERGILLUS RESTRICTUS; SOURCE 3 ORGANISM_TAXID: 5064 KEYWDS RIBOTOXIN, RIBOSOME-INACTIVATING PROTEIN, PROTEIN-RNA SPECIFIC KEYWDS 2 INTERACTION, LAUE DIFFRACTION, CELL-ENTRY ACTIVITY EXPDTA X-RAY DIFFRACTION AUTHOR X.YANG,K.MOFFAT REVDAT 3 30-OCT-24 1AQZ 1 REMARK SEQADV REVDAT 2 24-FEB-09 1AQZ 1 VERSN REVDAT 1 12-NOV-97 1AQZ 0 JRNL AUTH X.YANG,K.MOFFAT JRNL TITL INSIGHTS INTO SPECIFICITY OF CLEAVAGE AND MECHANISM OF CELL JRNL TITL 2 ENTRY FROM THE CRYSTAL STRUCTURE OF THE HIGHLY SPECIFIC JRNL TITL 3 ASPERGILLUS RIBOTOXIN, RESTRICTOCIN. JRNL REF STRUCTURE V. 4 837 1996 JRNL REFN ISSN 0969-2126 JRNL PMID 8805570 JRNL DOI 10.1016/S0969-2126(96)00090-1 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.A.SZEWCZAK,P.B.MOORE,Y.L.CHAN,I.G.WOOL REMARK 1 TITL THE CONFORMATION OF THE SARCIN/RICIN LOOP FROM 28S RIBOSOMAL REMARK 1 TITL 2 RNA REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 90 9581 1993 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.SEVCIK,E.J.DODSON,G.G.DODSON REMARK 1 TITL DETERMINATION AND RESTRAINED LEAST-SQUARES REFINEMENT OF THE REMARK 1 TITL 2 STRUCTURES OF RIBONUCLEASE SA AND ITS COMPLEX WITH REMARK 1 TITL 3 3'-GUANYLIC ACID AT 1.8 A RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.B V. 47 240 1991 REMARK 1 REFN ISSN 0108-7681 REMARK 1 REFERENCE 3 REMARK 1 AUTH S.E.MARTINEZ,J.L.SMITH REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY CHARACTERIZATION OF REMARK 1 TITL 2 MITOGILLIN, A RIBOSOMAL RIBONUCLEASE FROM ASPERGILLUS REMARK 1 TITL 3 RESTRICTUS REMARK 1 REF J.MOL.BIOL. V. 218 489 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH I.G.WOOL REMARK 1 TITL THE MECHANISM OF ACTION OF THE CYTOTOXIC NUCLEASE REMARK 1 TITL 2 ALPHA-SARCIN AND ITS USE TO ANALYSE RIBOSOME STRUCTURE REMARK 1 REF TRENDS BIOCHEM.SCI. V. 9 14 1984 REMARK 1 REFN ISSN 0968-0004 REMARK 1 REFERENCE 5 REMARK 1 AUTH U.HEINEMANN,W.SAENGER REMARK 1 TITL SPECIFIC PROTEIN-NUCLEIC ACID RECOGNITION IN RIBONUCLEASE REMARK 1 TITL 2 T1-2'-GUANYLIC ACID COMPLEX: AN X-RAY STUDY REMARK 1 REF NATURE V. 299 27 1982 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 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) (%) : 85.6 REMARK 3 NUMBER OF REFLECTIONS : 28328 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) : 0.237 REMARK 3 FREE R VALUE : 0.177 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2232 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.78 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 55.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2088 REMARK 3 BIN R VALUE (WORKING SET) : 0.3200 REMARK 3 BIN FREE R VALUE : 0.3800 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 184 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 : 2272 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 202 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.90 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 8.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.018 REMARK 3 BOND ANGLES (DEGREES) : 2.020 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.800 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 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1AQZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171149. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : AUG-94 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 6.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X26C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : L REMARK 200 WAVELENGTH OR RANGE (A) : 0.7 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : LAUEVIEW REMARK 200 DATA SCALING SOFTWARE : LAUEVIEW REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28328 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.6 REMARK 200 DATA REDUNDANCY : 8.000 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 54.8 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SINGLE ISOMORPHOUS REMARK 200 REPLACEMENT AND ANOMALOUS SCATTERING REMARK 200 SOFTWARE USED: PHASES, X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: DATA WERE COLLECTED USING LAUE DIFFRACTION. 62 IMAGES WERE REMARK 200 COLLECTED. TOTAL EXPOSURE TIME IS 325 MS. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: A COMBINATION OF VAPOR DIFFUSION AND REMARK 280 MICRODIALYSIS TECHNIQUES WERE USED TO CRYSTALLIZE RESTRICTOCIN. REMARK 280 THE FINAL MOTHER LIQUOR CONSISTS OF 60% ETHANOL, 10MM SODIUM REMARK 280 PHOSPHATE, PH6.8. THE PROTEIN CONCENTRATION IS 10MG/ML., VAPOR REMARK 280 DIFFUSION AND MICRODIALYSIS REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 41.08000 REMARK 290 SMTRY3 2 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 ASN A 11 REMARK 465 PRO A 12 REMARK 465 LYS A 13 REMARK 465 THR A 14 REMARK 465 ASN A 15 REMARK 465 LYS A 16 REMARK 465 TRP A 17 REMARK 465 ASN B 11 REMARK 465 PRO B 12 REMARK 465 LYS B 13 REMARK 465 THR B 14 REMARK 465 ASN B 15 REMARK 465 LYS B 16 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 LYS A 42 63.36 -101.24 REMARK 500 SER A 46 -2.39 87.74 REMARK 500 GLN A 83 -32.64 -37.20 REMARK 500 LYS A 111 87.64 22.96 REMARK 500 SER B 46 2.40 88.59 REMARK 500 GLN B 83 -78.93 -8.94 REMARK 500 LYS B 111 87.54 15.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 PO4 A 410 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CA1 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: THESE CATALYTIC RESIDUES ARE CLUSTERED AT THE REMARK 800 OPEN END OF THE CLEFT AND THEIR SIDE CHAINS FORM EXTENSIVE REMARK 800 HYDROGEN BONDING WITH AN ORGANIC PHOSPHATE GROUP FROM THE REMARK 800 CRYSTALLIZATION BUFFER. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 410 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 500 DBREF 1AQZ A 1 149 UNP P67876 RNMG_ASPRE 28 176 DBREF 1AQZ B 1 149 UNP P67876 RNMG_ASPRE 28 176 SEQADV 1AQZ ASN A 115 UNP P67876 ASP 142 CONFLICT SEQADV 1AQZ ASN B 115 UNP P67876 ASP 142 CONFLICT SEQRES 1 A 149 ALA THR TRP THR CYS ILE ASN GLN GLN LEU ASN PRO LYS SEQRES 2 A 149 THR ASN LYS TRP GLU ASP LYS ARG LEU LEU TYR SER GLN SEQRES 3 A 149 ALA LYS ALA GLU SER ASN SER HIS HIS ALA PRO LEU SER SEQRES 4 A 149 ASP GLY LYS THR GLY SER SER TYR PRO HIS TRP PHE THR SEQRES 5 A 149 ASN GLY TYR ASP GLY ASN GLY LYS LEU ILE LYS GLY ARG SEQRES 6 A 149 THR PRO ILE LYS PHE GLY LYS ALA ASP CYS ASP ARG PRO SEQRES 7 A 149 PRO LYS HIS SER GLN ASN GLY MET GLY LYS ASP ASP HIS SEQRES 8 A 149 TYR LEU LEU GLU PHE PRO THR PHE PRO ASP GLY HIS ASP SEQRES 9 A 149 TYR LYS PHE ASP SER LYS LYS PRO LYS GLU ASN PRO GLY SEQRES 10 A 149 PRO ALA ARG VAL ILE TYR THR TYR PRO ASN LYS VAL PHE SEQRES 11 A 149 CYS GLY ILE VAL ALA HIS GLN ARG GLY ASN GLN GLY ASP SEQRES 12 A 149 LEU ARG LEU CYS SER HIS SEQRES 1 B 149 ALA THR TRP THR CYS ILE ASN GLN GLN LEU ASN PRO LYS SEQRES 2 B 149 THR ASN LYS TRP GLU ASP LYS ARG LEU LEU TYR SER GLN SEQRES 3 B 149 ALA LYS ALA GLU SER ASN SER HIS HIS ALA PRO LEU SER SEQRES 4 B 149 ASP GLY LYS THR GLY SER SER TYR PRO HIS TRP PHE THR SEQRES 5 B 149 ASN GLY TYR ASP GLY ASN GLY LYS LEU ILE LYS GLY ARG SEQRES 6 B 149 THR PRO ILE LYS PHE GLY LYS ALA ASP CYS ASP ARG PRO SEQRES 7 B 149 PRO LYS HIS SER GLN ASN GLY MET GLY LYS ASP ASP HIS SEQRES 8 B 149 TYR LEU LEU GLU PHE PRO THR PHE PRO ASP GLY HIS ASP SEQRES 9 B 149 TYR LYS PHE ASP SER LYS LYS PRO LYS GLU ASN PRO GLY SEQRES 10 B 149 PRO ALA ARG VAL ILE TYR THR TYR PRO ASN LYS VAL PHE SEQRES 11 B 149 CYS GLY ILE VAL ALA HIS GLN ARG GLY ASN GLN GLY ASP SEQRES 12 B 149 LEU ARG LEU CYS SER HIS HET PO4 A 400 5 HET PO4 A 410 5 HET PO4 B 500 5 HETNAM PO4 PHOSPHATE ION FORMUL 3 PO4 3(O4 P 3-) FORMUL 6 HOH *202(H2 O) HELIX 1 1 GLN A 26 HIS A 35 1 10 HELIX 2 2 ALA A 73 ASP A 76 1 4 HELIX 3 3 GLN B 26 HIS B 35 1 10 HELIX 4 4 ALA B 73 ASP B 76 1 4 SHEET 1 A 2 THR A 2 GLN A 8 0 SHEET 2 A 2 ASP A 19 SER A 25 -1 N TYR A 24 O TRP A 3 SHEET 1 B 5 HIS A 49 PHE A 51 0 SHEET 2 B 5 TYR A 92 PRO A 97 -1 N GLU A 95 O HIS A 49 SHEET 3 B 5 ALA A 119 TYR A 125 -1 N TYR A 125 O TYR A 92 SHEET 4 B 5 PHE A 130 HIS A 136 -1 N VAL A 134 O ARG A 120 SHEET 5 B 5 LEU A 144 LEU A 146 -1 N ARG A 145 O ALA A 135 SHEET 1 C 2 THR B 2 GLN B 9 0 SHEET 2 C 2 GLU B 18 SER B 25 -1 N TYR B 24 O TRP B 3 SHEET 1 D 4 TYR B 92 PRO B 97 0 SHEET 2 D 4 ALA B 119 TYR B 125 -1 N TYR B 125 O TYR B 92 SHEET 3 D 4 PHE B 130 HIS B 136 -1 N VAL B 134 O ARG B 120 SHEET 4 D 4 LEU B 144 LEU B 146 -1 N ARG B 145 O ALA B 135 SSBOND 1 CYS A 5 CYS A 147 1555 1555 2.02 SSBOND 2 CYS A 75 CYS A 131 1555 1555 2.04 SSBOND 3 CYS B 5 CYS B 147 1555 1555 2.03 SSBOND 4 CYS B 75 CYS B 131 1555 1555 2.02 CISPEP 1 TYR A 47 PRO A 48 0 -0.39 CISPEP 2 LYS A 111 PRO A 112 0 -0.29 CISPEP 3 TYR A 125 PRO A 126 0 0.77 CISPEP 4 TYR B 47 PRO B 48 0 -0.45 CISPEP 5 LYS B 111 PRO B 112 0 0.31 CISPEP 6 TYR B 125 PRO B 126 0 0.69 SITE 1 CA1 4 HIS A 49 GLU A 95 ARG A 120 HIS A 136 SITE 1 AC1 8 TYR A 47 HIS A 49 GLU A 95 ARG A 120 SITE 2 AC1 8 HIS A 136 HOH A 718 HOH A 723 HOH A 865 SITE 1 AC2 5 ARG A 77 LYS A 80 HIS A 91 HOH A 888 SITE 2 AC2 5 HIS B 149 SITE 1 AC3 5 TYR B 47 HIS B 49 GLU B 95 ARG B 120 SITE 2 AC3 5 HIS B 136 CRYST1 50.240 82.160 38.040 90.00 100.50 90.00 P 1 21 1 4 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 0.019904 0.000000 0.003689 0.00000 SCALE2 0.000000 0.012171 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026736 0.00000 MTRIX1 1 -0.996739 0.022599 -0.077458 69.91313 1 MTRIX2 1 -0.015797 -0.996054 -0.087335 102.81252 1 MTRIX3 1 -0.079126 -0.085827 0.993163 -13.45481 1