HEADER ONCOPROTEIN 24-JUN-26 36OR TITLE ROOM-TEMPERATURE MULTICONFORMER MODEL OF HRAS-GMPPNP COMPND MOL_ID: 1; COMPND 2 MOLECULE: GTPASE HRAS; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: H-RAS-1,HA-RAS,TRANSFORMING PROTEIN P21,C-H-RAS,P21RAS; COMPND 5 EC: 3.6.5.2; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HRAS, HRAS1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693 KEYWDS SMALL GTPASE, ONCOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.K.WANG,D.R.HEKSTRA REVDAT 1 04-NOV-26 36OR 0 JRNL AUTH H.K.WANG,J.B.GREISMAN,K.M.DALTON,R.A.HEWITT,K.I.WHITE, JRNL AUTH 2 D.R.HEKSTRA JRNL TITL SYMMETRY BREAKING UNDER VECTORIAL PERTURBATIONS IN JRNL TITL 2 MACROMOLECULAR X-RAY CRYSTALLOGRAPHY. JRNL REF BIORXIV 2026 JRNL REFN ISSN 2692-8205 JRNL PMID 42856210 JRNL DOI 10.64898/2026.09.28.753211 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.46 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 17009 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.137 REMARK 3 R VALUE (WORKING SET) : 0.136 REMARK 3 FREE R VALUE : 0.173 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.880 REMARK 3 FREE R VALUE TEST SET COUNT : 830 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 37.4600 - 3.4500 1.00 2794 138 0.1226 0.1581 REMARK 3 2 3.4500 - 2.7400 1.00 2699 153 0.1255 0.1580 REMARK 3 3 2.7400 - 2.3900 1.00 2690 129 0.1304 0.1778 REMARK 3 4 2.3900 - 2.1800 1.00 2660 154 0.1380 0.1903 REMARK 3 5 2.1700 - 2.0200 1.00 2656 135 0.1583 0.1802 REMARK 3 6 2.0200 - 1.9000 1.00 2680 121 0.2074 0.2622 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.600 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.012 2268 REMARK 3 ANGLE : 1.160 3097 REMARK 3 CHIRALITY : 0.072 337 REMARK 3 PLANARITY : 0.012 407 REMARK 3 DIHEDRAL : 8.323 324 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 36OR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUN-26. REMARK 100 THE DEPOSITION ID IS D_1000309275. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-FEB-25 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97935 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21304 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.760 REMARK 200 RESOLUTION RANGE LOW (A) : 37.460 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 10.30 REMARK 200 R MERGE (I) : 0.29200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.76 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 10.20 REMARK 200 R MERGE FOR SHELL (I) : 3.36600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 0.2M CALCIUM CHLORIDE, REMARK 280 PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 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 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 44.98350 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 25.97124 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 45.46867 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 44.98350 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 25.97124 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 45.46867 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 44.98350 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 25.97124 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 45.46867 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 44.98350 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 25.97124 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 45.46867 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 44.98350 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 25.97124 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 45.46867 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 44.98350 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 25.97124 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 45.46867 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 51.94247 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 90.93733 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 51.94247 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 90.93733 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 51.94247 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 90.93733 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 51.94247 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 90.93733 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 51.94247 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 90.93733 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 51.94247 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 90.93733 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: 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 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 MG MG A 203 LIES ON A SPECIAL POSITION. 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 ILE A 36 -66.59 -94.90 REMARK 500 ILE A 36 -73.77 -101.44 REMARK 500 GLU A 37 102.69 -167.35 REMARK 500 LYS A 117 35.58 70.28 REMARK 500 LYS A 117 35.10 70.28 REMARK 500 ARG A 149 -7.17 89.72 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 A 206 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 17 OG REMARK 620 2 THR A 35 OG1 73.3 REMARK 620 3 GNP A 204 O2G 169.9 96.9 REMARK 620 4 GNP A 204 O2B 93.3 166.5 96.4 REMARK 620 5 HOH A 345 O 89.6 92.1 93.4 89.5 REMARK 620 6 HOH A 349 O 85.3 85.0 91.4 92.3 174.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PHE A 28 O REMARK 620 2 ASP A 30 OD1 80.4 REMARK 620 3 GLU A 31 OE2 88.3 78.1 REMARK 620 4 ASP A 33 OD1 76.8 70.6 12.9 REMARK 620 5 ASP A 33 OD2 76.1 79.9 12.8 9.5 REMARK 620 6 HOH A 411 O 147.1 67.3 79.6 86.7 92.0 REMARK 620 7 HOH A 462 O 101.2 80.9 155.0 151.4 160.8 80.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 205 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PHE A 28 O REMARK 620 2 ASP A 30 OD1 86.8 REMARK 620 3 GLU A 31 OE2 99.5 88.9 REMARK 620 4 ASP A 33 OD1 87.1 84.4 13.0 REMARK 620 5 ASP A 33 OD2 85.9 93.0 14.5 8.8 REMARK 620 6 HOH A 419 O 95.9 76.0 13.2 12.6 20.3 REMARK 620 7 HOH A 426 O 98.3 87.9 1.6 11.6 13.8 12.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 202 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 107 O REMARK 620 2 TYR A 137 O 162.1 REMARK 620 3 ACT A 207 O 59.3 131.3 REMARK 620 4 ACT A 207 OXT 88.7 109.1 50.7 REMARK 620 5 HOH A 303 O 85.0 96.7 41.7 78.7 REMARK 620 6 HOH A 450 O 87.7 75.8 104.9 152.3 73.7 REMARK 620 N 1 2 3 4 5 DBREF 36OR A 1 166 UNP P01112 RASH_HUMAN 1 166 SEQRES 1 A 166 MET THR GLU TYR LYS LEU VAL VAL VAL GLY ALA GLY GLY SEQRES 2 A 166 VAL GLY LYS SER ALA LEU THR ILE GLN LEU ILE GLN ASN SEQRES 3 A 166 HIS PHE VAL ASP GLU TYR ASP PRO THR ILE GLU ASP SER SEQRES 4 A 166 TYR ARG LYS GLN VAL VAL ILE ASP GLY GLU THR CYS LEU SEQRES 5 A 166 LEU ASP ILE LEU ASP THR ALA GLY GLN GLU GLU TYR SER SEQRES 6 A 166 ALA MET ARG ASP GLN TYR MET ARG THR GLY GLU GLY PHE SEQRES 7 A 166 LEU CYS VAL PHE ALA ILE ASN ASN THR LYS SER PHE GLU SEQRES 8 A 166 ASP ILE HIS GLN TYR ARG GLU GLN ILE LYS ARG VAL LYS SEQRES 9 A 166 ASP SER ASP ASP VAL PRO MET VAL LEU VAL GLY ASN LYS SEQRES 10 A 166 CYS ASP LEU ALA ALA ARG THR VAL GLU SER ARG GLN ALA SEQRES 11 A 166 GLN ASP LEU ALA ARG SER TYR GLY ILE PRO TYR ILE GLU SEQRES 12 A 166 THR SER ALA LYS THR ARG GLN GLY VAL GLU ASP ALA PHE SEQRES 13 A 166 TYR THR LEU VAL ARG GLU ILE ARG GLN HIS HET CA A 201 1 HET CA A 202 1 HET MG A 203 1 HET GNP A 204 90 HET CA A 205 1 HET MG A 206 1 HET ACT A 207 7 HETNAM CA CALCIUM ION HETNAM MG MAGNESIUM ION HETNAM GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER HETNAM ACT ACETATE ION FORMUL 2 CA 3(CA 2+) FORMUL 4 MG 2(MG 2+) FORMUL 5 GNP C10 H17 N6 O13 P3 FORMUL 8 ACT C2 H3 O2 1- FORMUL 9 HOH *250(H2 O) HELIX 1 AA1 GLY A 15 ASN A 26 1 12 HELIX 2 AA2 TYR A 64 ARG A 68 5 5 HELIX 3 AA3 TYR A 71 GLY A 75 5 5 HELIX 4 AA4 ASN A 86 ASP A 92 1 7 HELIX 5 AA5 ASP A 92 ASP A 105 1 14 HELIX 6 AA6 GLU A 126 GLY A 138 1 13 HELIX 7 AA7 GLY A 151 GLN A 165 1 15 SHEET 1 AA1 6 GLU A 37 ILE A 46 0 SHEET 2 AA1 6 GLU A 49 THR A 58 -1 O ASP A 57 N ASP A 38 SHEET 3 AA1 6 THR A 2 GLY A 10 1 N VAL A 8 O LEU A 56 SHEET 4 AA1 6 GLY A 77 ALA A 83 1 O VAL A 81 N VAL A 9 SHEET 5 AA1 6 MET A 111 ASN A 116 1 O ASN A 116 N PHE A 82 SHEET 6 AA1 6 TYR A 141 GLU A 143 1 O ILE A 142 N LEU A 113 LINK OG SER A 17 MG A MG A 206 1555 1555 2.10 LINK O PHE A 28 CA B CA A 201 1555 1555 2.28 LINK O PHE A 28 CA A CA A 205 1555 5674 2.35 LINK OD1 ASP A 30 CA B CA A 201 1555 1555 2.52 LINK OD1 ASP A 30 CA A CA A 205 1555 5674 2.16 LINK OE2BGLU A 31 CA B CA A 201 1555 5674 2.54 LINK OE2AGLU A 31 CA A CA A 205 1555 1555 2.23 LINK OD1BASP A 33 CA B CA A 201 1555 5674 2.34 LINK OD2BASP A 33 CA B CA A 201 1555 5674 2.41 LINK OD1AASP A 33 CA A CA A 205 1555 1555 2.84 LINK OD2AASP A 33 CA A CA A 205 1555 1555 2.71 LINK OG1ATHR A 35 MG A MG A 206 1555 1555 2.25 LINK O BASP A 107 CA B CA A 202 1555 1555 2.81 LINK O BTYR A 137 CA B CA A 202 1555 1555 2.14 LINK CA B CA A 201 O BHOH A 411 1555 1555 2.53 LINK CA B CA A 201 O BHOH A 462 1555 1555 2.03 LINK CA B CA A 202 O BACT A 207 1555 1555 2.92 LINK CA B CA A 202 OXTBACT A 207 1555 1555 2.32 LINK CA B CA A 202 O BHOH A 303 1555 1555 2.74 LINK CA B CA A 202 O BHOH A 450 1555 1555 2.59 LINK O2GAGNP A 204 MG A MG A 206 1555 1555 2.11 LINK O2BAGNP A 204 MG A MG A 206 1555 1555 1.93 LINK CA A CA A 205 O AHOH A 419 1555 1555 2.31 LINK CA A CA A 205 O AHOH A 426 1555 1555 2.70 LINK MG A MG A 206 O AHOH A 345 1555 1555 2.25 LINK MG A MG A 206 O AHOH A 349 1555 1555 2.00 CRYST1 89.967 89.967 136.406 90.00 90.00 120.00 H 3 2 18 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 0.011115 0.006417 0.000000 0.00000 SCALE2 0.000000 0.012835 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007331 0.00000 CONECT 288 4344 CONECT 491 4250 CONECT 529 4250 CONECT 551 4343 CONECT 619 4343 CONECT 621 4343 CONECT 669 4344 CONECT 2568 4251 CONECT 3339 4251 CONECT 4250 491 529 4462 4513 CONECT 4251 2568 3339 4346 4347 CONECT 4251 4354 4501 CONECT 4253 4255 4257 4259 4261 CONECT 4254 4256 4258 4260 4262 CONECT 4255 4253 CONECT 4256 4254 CONECT 4257 4253 4344 CONECT 4258 4254 CONECT 4259 4253 CONECT 4260 4254 CONECT 4261 4253 4263 4317 CONECT 4262 4254 4264 4318 CONECT 4263 4261 4265 4267 4269 CONECT 4264 4262 4266 4268 4270 CONECT 4265 4263 CONECT 4266 4264 CONECT 4267 4263 4344 CONECT 4268 4264 CONECT 4269 4263 4271 CONECT 4270 4264 4272 CONECT 4271 4269 4273 4275 4277 CONECT 4272 4270 4274 4276 4278 CONECT 4273 4271 CONECT 4274 4272 CONECT 4275 4271 CONECT 4276 4272 CONECT 4277 4271 4279 CONECT 4278 4272 4280 CONECT 4279 4277 4281 4319 4321 CONECT 4280 4278 4282 4320 4322 CONECT 4281 4279 4283 4285 4323 CONECT 4282 4280 4284 4286 4324 CONECT 4283 4281 4293 CONECT 4284 4282 4294 CONECT 4285 4281 4287 4289 4325 CONECT 4286 4282 4288 4290 4326 CONECT 4287 4285 4327 CONECT 4288 4286 4328 CONECT 4289 4285 4291 4293 4329 CONECT 4290 4286 4292 4294 4330 CONECT 4291 4289 4331 CONECT 4292 4290 4332 CONECT 4293 4283 4289 4295 4333 CONECT 4294 4284 4290 4296 4334 CONECT 4295 4293 4297 4315 CONECT 4296 4294 4298 4316 CONECT 4297 4295 4299 4335 CONECT 4298 4296 4300 4336 CONECT 4299 4297 4301 CONECT 4300 4298 4302 CONECT 4301 4299 4303 4315 CONECT 4302 4300 4304 4316 CONECT 4303 4301 4305 4307 CONECT 4304 4302 4306 4308 CONECT 4305 4303 CONECT 4306 4304 CONECT 4307 4303 4309 4337 CONECT 4308 4304 4310 4338 CONECT 4309 4307 4311 4313 CONECT 4310 4308 4312 4314 CONECT 4311 4309 4339 4341 CONECT 4312 4310 4340 4342 CONECT 4313 4309 4315 CONECT 4314 4310 4316 CONECT 4315 4295 4301 4313 CONECT 4316 4296 4302 4314 CONECT 4317 4261 CONECT 4318 4262 CONECT 4319 4279 CONECT 4320 4280 CONECT 4321 4279 CONECT 4322 4280 CONECT 4323 4281 CONECT 4324 4282 CONECT 4325 4285 CONECT 4326 4286 CONECT 4327 4287 CONECT 4328 4288 CONECT 4329 4289 CONECT 4330 4290 CONECT 4331 4291 CONECT 4332 4292 CONECT 4333 4293 CONECT 4334 4294 CONECT 4335 4297 CONECT 4336 4298 CONECT 4337 4307 CONECT 4338 4308 CONECT 4339 4311 CONECT 4340 4312 CONECT 4341 4311 CONECT 4342 4312 CONECT 4343 551 619 621 4470 CONECT 4343 4477 CONECT 4344 288 669 4257 4267 CONECT 4344 4396 4400 CONECT 4345 4346 4347 4348 CONECT 4346 4251 4345 CONECT 4347 4251 4345 CONECT 4348 4345 4349 4350 4351 CONECT 4349 4348 CONECT 4350 4348 CONECT 4351 4348 CONECT 4354 4251 CONECT 4396 4344 CONECT 4400 4344 CONECT 4462 4250 CONECT 4470 4343 CONECT 4477 4343 CONECT 4501 4251 CONECT 4513 4250 MASTER 329 0 7 7 6 0 0 6 1614 1 121 13 END