HEADER VIRAL PROTEIN 09-NOV-22 8F3A TITLE HIV-1 GP41 COILED-COIL POCKET IQN17 COMPND MOL_ID: 1; COMPND 2 MOLECULE: IQN17; COMPND 3 CHAIN: A, B, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: HIV-1 M:B_HXB2R; SOURCE 4 ORGANISM_TAXID: 11706 KEYWDS HIV-1, GP41, COILED-COIL, POCKET, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.U.J.BRUUN,S.TANG,D.FERNANDEZ,P.S.KIM REVDAT 3 25-OCT-23 8F3A 1 REMARK REVDAT 2 05-APR-23 8F3A 1 JRNL REVDAT 1 08-MAR-23 8F3A 0 JRNL AUTH T.U.J.BRUUN,S.TANG,G.ERWIN,L.DEIS,D.FERNANDEZ,P.S.KIM JRNL TITL STRUCTURE-GUIDED STABILIZATION IMPROVES THE ABILITY OF THE JRNL TITL 2 HIV-1 GP41 HYDROPHOBIC POCKET TO ELICIT NEUTRALIZING JRNL TITL 3 ANTIBODIES. JRNL REF J.BIOL.CHEM. V. 299 03062 2023 JRNL REFN ESSN 1083-351X JRNL PMID 36841484 JRNL DOI 10.1016/J.JBC.2023.103062 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX V1.19 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) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.44 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 45659 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.187 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.360 REMARK 3 FREE R VALUE TEST SET COUNT : 1991 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 16.4400 - 2.8900 0.99 3329 157 0.2180 0.1907 REMARK 3 2 2.8900 - 2.3000 1.00 3220 144 0.1651 0.1826 REMARK 3 3 2.3000 - 2.0100 1.00 3203 142 0.1463 0.1654 REMARK 3 4 2.0100 - 1.8200 1.00 3164 143 0.1537 0.1698 REMARK 3 5 1.8200 - 1.6900 1.00 3145 145 0.1492 0.1721 REMARK 3 6 1.6900 - 1.5900 1.00 3164 145 0.1346 0.1823 REMARK 3 7 1.5900 - 1.5100 0.99 3097 142 0.1402 0.1712 REMARK 3 8 1.5100 - 1.4500 0.97 3080 139 0.1440 0.2068 REMARK 3 9 1.4500 - 1.3900 0.99 3107 145 0.1560 0.1989 REMARK 3 10 1.3900 - 1.3400 1.00 3095 146 0.1464 0.1867 REMARK 3 11 1.3400 - 1.3000 0.99 3127 135 0.1565 0.2052 REMARK 3 12 1.3000 - 1.2600 0.99 3100 141 0.1914 0.2392 REMARK 3 13 1.2600 - 1.2300 0.98 3050 146 0.2161 0.2768 REMARK 3 14 1.2300 - 1.2000 0.90 2787 121 0.2642 0.3139 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) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.690 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 : 0.021 1221 REMARK 3 ANGLE : 1.572 1637 REMARK 3 CHIRALITY : 0.090 193 REMARK 3 PLANARITY : 0.012 205 REMARK 3 DIHEDRAL : 13.815 499 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 8F3A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-NOV-22. REMARK 100 THE DEPOSITION ID IS D_1000269935. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUL-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 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 : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46268 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 16.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 20.00 REMARK 200 R MERGE (I) : 0.04600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 25.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: PHASER REMARK 200 STARTING MODEL: 2Q7C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M IMIDAZOLE (PH 8.0) AND 35 % 2 REMARK 280 -METHYL-2,4-PENTANEDIOL (MPD), VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 22.92850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 23.48100 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 68.14450 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 22.92850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 23.48100 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 68.14450 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 22.92850 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 23.48100 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 68.14450 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 22.92850 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 23.48100 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 68.14450 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5700 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -65.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 HOH B 258 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 259 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 269 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 270 LIES ON A SPECIAL POSITION. 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 LYS A 3 NZ REMARK 470 GLN A 4 CD OE1 NE2 REMARK 470 GLU A 10 CD OE1 REMARK 470 LYS A 15 CD CE NZ REMARK 470 LYS A 28 NZ REMARK 470 GLN A 31 CD OE1 NE2 REMARK 470 LYS A 38 NZ REMARK 470 ILE A 44 CD1 REMARK 470 GLN B 4 CD OE1 NE2 REMARK 470 LYS B 15 CD CE NZ REMARK 470 LYS B 28 CE NZ REMARK 470 LYS B 38 NZ REMARK 470 ARG B 43 CZ NH1 NH2 REMARK 470 LYS C 3 CE NZ REMARK 470 LYS C 15 NZ REMARK 470 LYS C 17 NZ REMARK 470 LYS C 18 NZ REMARK 470 LYS C 28 CE NZ REMARK 470 GLN C 31 CD OE1 NE2 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 C 266 O HOH C 268 1.82 REMARK 500 O HOH B 257 O HOH B 266 1.83 REMARK 500 O HOH B 270 O HOH B 282 1.87 REMARK 500 O HOH A 202 O HOH A 222 1.88 REMARK 500 O HOH A 255 O HOH B 248 2.00 REMARK 500 O HOH B 263 O HOH B 273 2.00 REMARK 500 O HOH A 224 O HOH A 244 2.01 REMARK 500 O HOH B 252 O HOH B 282 2.09 REMARK 500 O HOH A 206 O HOH A 240 2.11 REMARK 500 O HOH C 223 O HOH C 253 2.11 REMARK 500 OG SER A 14 O HOH A 201 2.16 REMARK 500 O HOH B 259 O HOH B 286 2.18 REMARK 500 O HOH B 252 O HOH B 270 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 O HOH A 201 O HOH A 201 4555 1.80 REMARK 500 O HOH A 232 O HOH C 201 3455 2.10 REMARK 500 O HOH B 266 O HOH C 213 7454 2.12 REMARK 500 O HOH B 202 O HOH B 251 6444 2.14 REMARK 500 O HOH A 237 O HOH A 261 3455 2.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 1 CZ ARG A 1 NH1 0.083 REMARK 500 ARG C 1 CZ ARG C 1 NH1 0.105 REMARK 500 ARG C 1 CZ ARG C 1 NH2 -0.100 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG C 1 NE - CZ - NH1 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG C 1 NE - CZ - NH2 ANGL. DEV. = 3.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ARG A 1 -10.40 REMARK 500 ARG B 1 -19.08 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 C 270 DISTANCE = 6.25 ANGSTROMS DBREF 8F3A A 1 46 PDB 8F3A 8F3A 1 46 DBREF 8F3A B 1 46 PDB 8F3A 8F3A 1 46 DBREF 8F3A C 1 46 PDB 8F3A 8F3A 1 46 SEQRES 1 A 46 ARG MET LYS GLN ILE GLU ASP LYS ILE GLU GLU ILE GLU SEQRES 2 A 46 SER LYS GLN LYS LYS ILE GLU ASN GLU ILE ALA ARG ILE SEQRES 3 A 46 LYS LYS LEU LEU GLN LEU THR VAL TRP GLY ILE LYS GLN SEQRES 4 A 46 LEU GLN ALA ARG ILE LEU NH2 SEQRES 1 B 46 ARG MET LYS GLN ILE GLU ASP LYS ILE GLU GLU ILE GLU SEQRES 2 B 46 SER LYS GLN LYS LYS ILE GLU ASN GLU ILE ALA ARG ILE SEQRES 3 B 46 LYS LYS LEU LEU GLN LEU THR VAL TRP GLY ILE LYS GLN SEQRES 4 B 46 LEU GLN ALA ARG ILE LEU NH2 SEQRES 1 C 46 ARG MET LYS GLN ILE GLU ASP LYS ILE GLU GLU ILE GLU SEQRES 2 C 46 SER LYS GLN LYS LYS ILE GLU ASN GLU ILE ALA ARG ILE SEQRES 3 C 46 LYS LYS LEU LEU GLN LEU THR VAL TRP GLY ILE LYS GLN SEQRES 4 C 46 LEU GLN ALA ARG ILE LEU NH2 HET NH2 A 46 3 HET NH2 B 46 3 HET NH2 C 46 3 HET ACY A 101 6 HET CL A 102 1 HET ACY B 101 6 HET ACY C 101 6 HETNAM NH2 AMINO GROUP HETNAM ACY ACETIC ACID HETNAM CL CHLORIDE ION FORMUL 1 NH2 3(H2 N) FORMUL 4 ACY 3(C2 H4 O2) FORMUL 5 CL CL 1- FORMUL 8 HOH *218(H2 O) HELIX 1 AA1 ARG A 1 LEU A 45 1 45 HELIX 2 AA2 MET B 2 LEU B 45 1 44 HELIX 3 AA3 MET C 2 LEU C 45 1 44 LINK N ARG A 1 C ACY A 101 1555 1555 1.44 LINK C LEU A 45 N NH2 A 46 1555 1555 1.32 LINK N ARG B 1 C ACY B 101 1555 1555 1.37 LINK C LEU B 45 N NH2 B 46 1555 1555 1.32 LINK N ARG C 1 C ACY C 101 1555 1555 1.40 LINK C LEU C 45 N NH2 C 46 1555 1555 1.32 CRYST1 45.857 46.962 136.289 90.00 90.00 90.00 I 2 2 2 24 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 0.021807 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021294 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007337 0.00000