HEADER DNA BINDING PROTEIN/INHIBITOR 21-DEC-12 4IJH TITLE FRAGMENT-BASED DISCOVERY OF PROTEIN-PROTEIN INTERACTION INHIBITORS OF TITLE 2 REPLICATION PROTEIN A COMPND MOL_ID: 1; COMPND 2 MOLECULE: REPLICATION PROTEIN A 70 KDA DNA-BINDING SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL DOMAIN (UNP RESIDUES 1-120); COMPND 5 SYNONYM: RP-A P70, REPLICATION FACTOR A PROTEIN 1, RF-A PROTEIN 1, COMPND 6 SINGLE-STRANDED DNA-BINDING PROTEIN; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: REPA1, RPA1, RPA70; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS OB-FOLD, PROTEIN-PROTEIN INTERACTION, DNA BINDING PROTEIN-INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.D.FELDKAMP,J.D.PATRONE,J.P.KENNEDY,A.O.FRANK,B.VANGAMUDI,N.F.PELZ, AUTHOR 2 O.W.ROSSANESE,A.G.WATERSON,S.W.FESIK,W.J.CHAZIN REVDAT 2 20-SEP-23 4IJH 1 REMARK SEQADV REVDAT 1 14-AUG-13 4IJH 0 JRNL AUTH J.D.PATRONE,J.P.KENNEDY,A.O.FRANK,M.D.FELDKAMP,B.VANGAMUDI, JRNL AUTH 2 N.F.PELZ,O.W.ROSSANESE,A.G.WATERSON,W.J.CHAZIN,S.W.FESIK JRNL TITL DISCOVERY OF PROTEIN-PROTEIN INTERACTION INHIBITORS OF JRNL TITL 2 REPLICATION PROTEIN A. JRNL REF ACS MED.CHEM.LETT. V. 4 601 2013 JRNL REFN ISSN 1948-5875 JRNL PMID 23914285 JRNL DOI 10.1021/ML400032Y REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.1_1168) 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.87 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 18053 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.151 REMARK 3 R VALUE (WORKING SET) : 0.149 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 922 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 37.8766 - 2.8657 1.00 2600 129 0.1431 0.1810 REMARK 3 2 2.8657 - 2.2747 1.00 2481 128 0.1490 0.1792 REMARK 3 3 2.2747 - 1.9872 1.00 2448 135 0.1336 0.1750 REMARK 3 4 1.9872 - 1.8055 1.00 2402 133 0.1411 0.1852 REMARK 3 5 1.8055 - 1.6761 1.00 2439 129 0.1555 0.2083 REMARK 3 6 1.6761 - 1.5773 1.00 2390 139 0.1675 0.2249 REMARK 3 7 1.5773 - 1.4980 0.98 2371 129 0.1940 0.2163 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 : 0.80 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.420 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.73 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.10 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 1173 REMARK 3 ANGLE : 1.595 1626 REMARK 3 CHIRALITY : 0.082 171 REMARK 3 PLANARITY : 0.008 205 REMARK 3 DIHEDRAL : 22.146 479 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 12.4760 -8.4692 12.6363 REMARK 3 T TENSOR REMARK 3 T11: 0.0384 T22: 0.0402 REMARK 3 T33: 0.0516 T12: 0.0018 REMARK 3 T13: 0.0014 T23: -0.0095 REMARK 3 L TENSOR REMARK 3 L11: 0.5904 L22: 0.4866 REMARK 3 L33: 0.9172 L12: -0.0702 REMARK 3 L13: 0.0265 L23: -0.2609 REMARK 3 S TENSOR REMARK 3 S11: 0.0108 S12: -0.0089 S13: -0.0221 REMARK 3 S21: 0.0137 S22: -0.0098 S23: -0.0105 REMARK 3 S31: -0.0007 S32: -0.0290 S33: 0.0022 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 4IJH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JAN-13. REMARK 100 THE DEPOSITION ID IS D_1000076829. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-OCT-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97857 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18060 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.498 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04600 REMARK 200 FOR THE DATA SET : 16.6500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.58000 REMARK 200 FOR SHELL : 4.830 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX 1.8.1_1168 REMARK 200 STARTING MODEL: PDB ENTRY 2B29 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.01 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM MES, 200 MM CALCIUM ACETATE, REMARK 280 15% PEG8000, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 295K 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 18.93550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.25900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.31450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.25900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 18.93550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 26.31450 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ASN A 29 OD1 REMARK 480 LYS A 88 NZ REMARK 480 LYS A 103 NZ 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 418 O HOH A 419 2.00 REMARK 500 OD1 ASN A 29 O HOH A 340 2.06 REMARK 500 O HOH A 393 O HOH A 395 2.09 REMARK 500 O HOH A 335 O HOH A 364 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 HE22 GLN A 4 O HOH A 364 2554 1.59 REMARK 500 O HOH A 410 O HOH A 411 4545 1.88 REMARK 500 O HOH A 319 O HOH A 337 4445 1.89 REMARK 500 OD1 ASN A 20 O HOH A 351 3555 2.04 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 37 48.82 -94.58 REMARK 500 SER A 55 40.43 -102.04 REMARK 500 ASN A 74 -15.40 92.97 REMARK 500 VAL A 108 -60.84 -106.37 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 1EJ A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1EJ A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1EJ A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1EJ A 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1EJ A 205 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4IJL RELATED DB: PDB DBREF 4IJH A 1 120 UNP P27694 RFA1_HUMAN 1 120 SEQADV 4IJH GLY A -2 UNP P27694 EXPRESSION TAG SEQADV 4IJH SER A -1 UNP P27694 EXPRESSION TAG SEQADV 4IJH HIS A 0 UNP P27694 EXPRESSION TAG SEQADV 4IJH ARG A 7 UNP P27694 GLU 7 ENGINEERED MUTATION SEQRES 1 A 123 GLY SER HIS MET VAL GLY GLN LEU SER ARG GLY ALA ILE SEQRES 2 A 123 ALA ALA ILE MET GLN LYS GLY ASP THR ASN ILE LYS PRO SEQRES 3 A 123 ILE LEU GLN VAL ILE ASN ILE ARG PRO ILE THR THR GLY SEQRES 4 A 123 ASN SER PRO PRO ARG TYR ARG LEU LEU MET SER ASP GLY SEQRES 5 A 123 LEU ASN THR LEU SER SER PHE MET LEU ALA THR GLN LEU SEQRES 6 A 123 ASN PRO LEU VAL GLU GLU GLU GLN LEU SER SER ASN CYS SEQRES 7 A 123 VAL CYS GLN ILE HIS ARG PHE ILE VAL ASN THR LEU LYS SEQRES 8 A 123 ASP GLY ARG ARG VAL VAL ILE LEU MET GLU LEU GLU VAL SEQRES 9 A 123 LEU LYS SER ALA GLU ALA VAL GLY VAL LYS ILE GLY ASN SEQRES 10 A 123 PRO VAL PRO TYR ASN GLU HET 1EJ A 201 34 HET 1EJ A 202 34 HET 1EJ A 203 34 HET 1EJ A 204 34 HET 1EJ A 205 34 HETNAM 1EJ 3-CHLORO-6-[3-(4-FLUOROPHENYL)-5-SULFANYL-4H-1,2,4- HETNAM 2 1EJ TRIAZOL-4-YL]-1-BENZOTHIOPHENE-2-CARBOXYLIC ACID FORMUL 2 1EJ 5(C17 H9 CL F N3 O2 S2) FORMUL 7 HOH *133(H2 O) HELIX 1 1 HIS A 0 LEU A 5 5 6 HELIX 2 2 GLY A 8 GLN A 15 1 8 HELIX 3 3 LEU A 62 GLU A 69 1 8 HELIX 4 4 SER A 104 GLY A 109 1 6 SHEET 1 A 7 VAL A 116 PRO A 117 0 SHEET 2 A 7 ASN A 51 LEU A 58 1 N THR A 52 O VAL A 116 SHEET 3 A 7 ARG A 92 LYS A 103 1 O VAL A 94 N SER A 55 SHEET 4 A 7 VAL A 76 THR A 86 -1 N ILE A 83 O ILE A 95 SHEET 5 A 7 ILE A 24 PRO A 32 -1 N LEU A 25 O CYS A 77 SHEET 6 A 7 TYR A 42 SER A 47 -1 O LEU A 45 N ILE A 28 SHEET 7 A 7 ASN A 51 LEU A 58 -1 O PHE A 56 N LEU A 44 SITE 1 AC1 14 ARG A 31 ILE A 33 THR A 34 ARG A 43 SITE 2 AC1 14 SER A 55 MET A 57 LEU A 87 ASP A 89 SITE 3 AC1 14 ARG A 91 VAL A 93 1EJ A 202 1EJ A 203 SITE 4 AC1 14 1EJ A 204 1EJ A 205 SITE 1 AC2 10 HIS A 0 ARG A 7 ASN A 85 ARG A 91 SITE 2 AC2 10 1EJ A 201 1EJ A 203 1EJ A 204 1EJ A 205 SITE 3 AC2 10 HOH A 315 HOH A 327 SITE 1 AC3 11 ARG A 41 ALA A 59 THR A 60 ILE A 83 SITE 2 AC3 11 ILE A 95 MET A 97 1EJ A 201 1EJ A 202 SITE 3 AC3 11 1EJ A 204 1EJ A 205 HOH A 382 SITE 1 AC4 11 ARG A 41 MET A 57 LEU A 87 LYS A 88 SITE 2 AC4 11 VAL A 93 1EJ A 201 1EJ A 202 1EJ A 203 SITE 3 AC4 11 1EJ A 205 HOH A 309 HOH A 380 SITE 1 AC5 13 ARG A 7 ARG A 41 ARG A 43 ASN A 85 SITE 2 AC5 13 THR A 86 ARG A 91 ILE A 95 1EJ A 201 SITE 3 AC5 13 1EJ A 202 1EJ A 203 1EJ A 204 HOH A 349 SITE 4 AC5 13 HOH A 370 CRYST1 37.871 52.629 54.518 90.00 90.00 90.00 P 21 21 21 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 0.026405 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019001 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018343 0.00000