HEADER DE NOVO PROTEIN 09-DEC-20 7DNG TITLE DARPIN 63_B7 IN COMPLEX WITH LINEAR V3-CROWN (MN) PEPTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: DARPIN 63_B7; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: LINEAR V3-CROWN (MN) PEPTIDE; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 83333; SOURCE 6 EXPRESSION_SYSTEM_VARIANT: XL1-BLUE; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 10 ORGANISM_TAXID: 11676 KEYWDS DESIGNED ANKYRIN REPEAT PROTEINS, PROTEIN DESIGN, PROTEIN KEYWDS 2 ENGINEERING, ANTI-HIV, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.WU,A.PLUECKTHUN REVDAT 2 29-NOV-23 7DNG 1 REMARK REVDAT 1 15-DEC-21 7DNG 0 JRNL AUTH N.FRIEDRICH,E.STIEGELER,M.GLOGL,T.LEMMIN,S.HANSEN,C.KADELKA, JRNL AUTH 2 Y.WU,P.ERNST,L.MALIQI,C.FOULKES,M.MORIN,M.EROGLU,T.LIECHTI, JRNL AUTH 3 B.IVAN,T.REINBERG,J.V.SCHAEFER,U.KARAKUS,S.URSPRUNG,A.MANN, JRNL AUTH 4 P.RUSERT,R.D.KOUYOS,J.A.ROBINSON,H.F.GUNTHARD,A.PLUCKTHUN, JRNL AUTH 5 A.TRKOLA JRNL TITL DISTINCT CONFORMATIONS OF THE HIV-1 V3 LOOP CROWN ARE JRNL TITL 2 TARGETABLE FOR BROAD NEUTRALIZATION. JRNL REF NAT COMMUN V. 12 6705 2021 JRNL REFN ESSN 2041-1723 JRNL PMID 34795280 JRNL DOI 10.1038/S41467-021-27075-0 REMARK 2 REMARK 2 RESOLUTION. 1.42 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.10.1_2155: ???) 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) : 1.42 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.93 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 38139 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.179 REMARK 3 R VALUE (WORKING SET) : 0.178 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1907 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 40.9300 - 3.4218 1.00 2683 142 0.1434 0.1833 REMARK 3 2 3.4218 - 2.7162 1.00 2622 138 0.1588 0.1629 REMARK 3 3 2.7162 - 2.3729 1.00 2597 136 0.1516 0.1951 REMARK 3 4 2.3729 - 2.1559 1.00 2601 137 0.1558 0.1758 REMARK 3 5 2.1559 - 2.0014 1.00 2581 136 0.1712 0.1981 REMARK 3 6 2.0014 - 1.8834 1.00 2588 136 0.2022 0.2258 REMARK 3 7 1.8834 - 1.7891 1.00 2571 136 0.2150 0.2510 REMARK 3 8 1.7891 - 1.7112 1.00 2562 135 0.2420 0.2851 REMARK 3 9 1.7112 - 1.6453 1.00 2583 136 0.2692 0.3041 REMARK 3 10 1.6453 - 1.5885 1.00 2585 136 0.3074 0.3088 REMARK 3 11 1.5885 - 1.5389 1.00 2579 135 0.3317 0.3249 REMARK 3 12 1.5389 - 1.4949 1.00 2557 135 0.3642 0.3653 REMARK 3 13 1.4949 - 1.4555 1.00 2540 133 0.3727 0.3970 REMARK 3 14 1.4555 - 1.4200 1.00 2583 136 0.4094 0.4281 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 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) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.550 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 : 0.004 1439 REMARK 3 ANGLE : 0.612 1975 REMARK 3 CHIRALITY : 0.052 230 REMARK 3 PLANARITY : 0.004 262 REMARK 3 DIHEDRAL : 12.201 535 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 7 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 9 THROUGH 23 ) REMARK 3 ORIGIN FOR THE GROUP (A): 48.4777 -14.6170 -5.0554 REMARK 3 T TENSOR REMARK 3 T11: 0.4339 T22: 0.4785 REMARK 3 T33: 0.3444 T12: 0.0031 REMARK 3 T13: 0.0039 T23: -0.0576 REMARK 3 L TENSOR REMARK 3 L11: 3.1031 L22: 8.0705 REMARK 3 L33: 2.1257 L12: 3.4251 REMARK 3 L13: 1.2195 L23: 0.9121 REMARK 3 S TENSOR REMARK 3 S11: -0.1108 S12: 1.2428 S13: -0.0761 REMARK 3 S21: -0.8097 S22: 0.4196 S23: -0.9827 REMARK 3 S31: -0.2122 S32: 0.9178 S33: -0.2220 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 24 THROUGH 125 ) REMARK 3 ORIGIN FOR THE GROUP (A): 34.3476 -18.7168 -4.8759 REMARK 3 T TENSOR REMARK 3 T11: 0.2327 T22: 0.2054 REMARK 3 T33: 0.1969 T12: 0.0249 REMARK 3 T13: 0.0203 T23: -0.0133 REMARK 3 L TENSOR REMARK 3 L11: 2.3210 L22: 2.9368 REMARK 3 L33: 1.4979 L12: 1.2340 REMARK 3 L13: 0.7706 L23: 0.8065 REMARK 3 S TENSOR REMARK 3 S11: -0.0240 S12: -0.0686 S13: 0.2708 REMARK 3 S21: 0.2376 S22: -0.0812 S23: 0.3026 REMARK 3 S31: -0.0837 S32: -0.1589 S33: 0.1241 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 126 THROUGH 134 ) REMARK 3 ORIGIN FOR THE GROUP (A): 18.1967 -25.3850 -1.9125 REMARK 3 T TENSOR REMARK 3 T11: 0.3511 T22: 0.4640 REMARK 3 T33: 0.5147 T12: -0.0663 REMARK 3 T13: 0.1887 T23: -0.1560 REMARK 3 L TENSOR REMARK 3 L11: 5.2477 L22: 5.0039 REMARK 3 L33: 3.2890 L12: -0.1789 REMARK 3 L13: 0.4121 L23: 0.1169 REMARK 3 S TENSOR REMARK 3 S11: 0.0211 S12: -0.7583 S13: 0.4566 REMARK 3 S21: 0.9661 S22: -0.2593 S23: 0.9061 REMARK 3 S31: -0.0928 S32: -0.7127 S33: 0.1096 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 135 THROUGH 148 ) REMARK 3 ORIGIN FOR THE GROUP (A): 19.4161 -26.6008 -16.4882 REMARK 3 T TENSOR REMARK 3 T11: 0.2307 T22: 0.3469 REMARK 3 T33: 0.4256 T12: -0.0335 REMARK 3 T13: -0.1093 T23: 0.0616 REMARK 3 L TENSOR REMARK 3 L11: 4.4324 L22: 6.6502 REMARK 3 L33: 7.7369 L12: -0.9522 REMARK 3 L13: -0.8134 L23: 4.0970 REMARK 3 S TENSOR REMARK 3 S11: -0.1104 S12: 0.5397 S13: 0.2885 REMARK 3 S21: -0.6844 S22: -0.0154 S23: 1.1090 REMARK 3 S31: -0.1201 S32: -0.3753 S33: 0.0595 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 149 THROUGH 169 ) REMARK 3 ORIGIN FOR THE GROUP (A): 14.5424 -35.1388 -8.8362 REMARK 3 T TENSOR REMARK 3 T11: 0.2220 T22: 0.5087 REMARK 3 T33: 0.5821 T12: -0.1217 REMARK 3 T13: 0.0601 T23: -0.0911 REMARK 3 L TENSOR REMARK 3 L11: 6.1610 L22: 4.9535 REMARK 3 L33: 8.3326 L12: -4.4806 REMARK 3 L13: -2.5555 L23: -0.7369 REMARK 3 S TENSOR REMARK 3 S11: 0.2227 S12: -0.6601 S13: 0.8966 REMARK 3 S21: 0.4624 S22: 0.0881 S23: 1.5191 REMARK 3 S31: -0.0374 S32: -1.1041 S33: -0.1509 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 5 THROUGH 12 ) REMARK 3 ORIGIN FOR THE GROUP (A): 35.7604 -34.3547 -10.0238 REMARK 3 T TENSOR REMARK 3 T11: 0.2400 T22: 0.3053 REMARK 3 T33: 0.1866 T12: -0.0143 REMARK 3 T13: -0.0215 T23: 0.0061 REMARK 3 L TENSOR REMARK 3 L11: 7.9162 L22: 6.3438 REMARK 3 L33: 3.6616 L12: 5.4379 REMARK 3 L13: -4.9576 L23: -2.2008 REMARK 3 S TENSOR REMARK 3 S11: 0.0891 S12: -0.5048 S13: -0.2680 REMARK 3 S21: 0.3641 S22: -0.3081 S23: -0.2968 REMARK 3 S31: 0.0701 S32: 0.1215 S33: 0.2372 REMARK 3 TLS GROUP : 7 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 13 THROUGH 18 ) REMARK 3 ORIGIN FOR THE GROUP (A): 42.4619 -27.7395 -9.7127 REMARK 3 T TENSOR REMARK 3 T11: 0.2537 T22: 0.2960 REMARK 3 T33: 0.1822 T12: 0.0291 REMARK 3 T13: -0.0000 T23: 0.0307 REMARK 3 L TENSOR REMARK 3 L11: 5.9783 L22: 8.1261 REMARK 3 L33: 8.6767 L12: -1.1314 REMARK 3 L13: -4.6456 L23: -0.3576 REMARK 3 S TENSOR REMARK 3 S11: -0.3977 S12: -0.2233 S13: -0.3147 REMARK 3 S21: 0.4183 S22: 0.1216 S23: -0.4520 REMARK 3 S31: 0.3067 S32: 0.5976 S33: 0.3227 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 7DNG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-DEC-20. REMARK 100 THE DEPOSITION ID IS D_1300019638. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-OCT-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38156 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.420 REMARK 200 RESOLUTION RANGE LOW (A) : 40.930 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 12.10 REMARK 200 R MERGE (I) : 0.10550 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.7200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.42 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.47 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 11.90 REMARK 200 R MERGE FOR SHELL (I) : 6.44000 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: PHASER REMARK 200 STARTING MODEL: 1SVX CHAIN A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% JEFFAMINE ED-2001, 0.1M HEPES PH REMARK 280 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 64 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+1/3 REMARK 290 6555 X-Y,X,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 13.12333 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 26.24667 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 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 13.12333 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 26.24667 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.0 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 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 A 233 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 356 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 363 LIES ON A SPECIAL POSITION. 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 MET A 1 REMARK 465 ARG A 2 REMARK 465 GLY A 3 REMARK 465 SER A 4 REMARK 465 HIS A 5 REMARK 465 HIS A 6 REMARK 465 HIS A 7 REMARK 465 HIS A 8 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 NE2 HIS A 9 OD1 ASP A 160 6554 2.15 REMARK 500 O HOH A 230 O HOH A 242 6555 2.19 REMARK 500 REMARK 500 REMARK: NULL DBREF 7DNG A 1 169 PDB 7DNG 7DNG 1 169 DBREF 7DNG B 5 18 PDB 7DNG 7DNG 5 18 SEQRES 1 A 169 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER ASP SEQRES 2 A 169 LEU GLY LYS LYS LEU LEU GLU ALA ALA ARG ALA GLY GLN SEQRES 3 A 169 ASP ASP GLU VAL ARG ILE LEU MET ALA ASN GLY ALA ASP SEQRES 4 A 169 VAL ASN ALA ASN ASP VAL TYR GLY ILE THR PRO LEU HIS SEQRES 5 A 169 LEU ALA ALA TYR MET GLY HIS LEU GLU ILE VAL GLU VAL SEQRES 6 A 169 LEU LEU LYS TYR GLY VAL ASP VAL ASN ALA SER ASP GLN SEQRES 7 A 169 PHE GLY ASN THR PRO LEU HIS LEU ALA ALA ASP ASP GLY SEQRES 8 A 169 HIS LEU GLU ILE VAL GLU VAL LEU LEU LYS HIS GLY THR SEQRES 9 A 169 ASP VAL ASN ALA THR ASP THR TRP GLY SER THR PRO LEU SEQRES 10 A 169 HIS LEU ALA ALA HIS ARG GLY HIS LEU GLU ILE VAL GLU SEQRES 11 A 169 VAL LEU LEU LYS TYR GLY ALA ASP VAL ASN ALA GLN ASP SEQRES 12 A 169 LYS PHE GLY LYS THR ALA PHE ASP ILE SER ILE ASP ASN SEQRES 13 A 169 GLY ASN GLU ASP LEU ALA GLU ILE LEU GLN LYS LEU ASN SEQRES 1 B 14 LYS ARG ILE HIS ILE GLY PRO GLY ARG ALA PHE TYR THR SEQRES 2 B 14 THR FORMUL 3 HOH *187(H2 O) HELIX 1 AA1 SER A 12 ALA A 24 1 13 HELIX 2 AA2 GLN A 26 ASN A 36 1 11 HELIX 3 AA3 THR A 49 GLY A 58 1 10 HELIX 4 AA4 HIS A 59 TYR A 69 1 11 HELIX 5 AA5 THR A 82 GLY A 91 1 10 HELIX 6 AA6 HIS A 92 HIS A 102 1 11 HELIX 7 AA7 THR A 115 GLY A 124 1 10 HELIX 8 AA8 HIS A 125 TYR A 135 1 11 HELIX 9 AA9 THR A 148 ASN A 156 1 9 HELIX 10 AB1 ASN A 158 LEU A 168 1 11 HELIX 11 AB2 GLY B 12 THR B 17 5 6 CRYST1 94.530 94.530 39.370 90.00 90.00 120.00 P 64 6 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 0.010579 0.006108 0.000000 0.00000 SCALE2 0.000000 0.012215 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025400 0.00000