HEADER DE NOVO PROTEIN 16-MAR-11 3R3K TITLE CRYSTAL STRUCTURE OF A PARALLEL 6-HELIX COILED COIL COMPND MOL_ID: 1; COMPND 2 MOLECULE: CCHEX-PHI22 HELIX; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: HELIX FROM COILED COIL DOMAIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: PEPTIDE SYNTHESIS CARRIED OUT ACCORDING TO STANDARD SOURCE 4 FMOC SPPS PROTOCOLS KEYWDS PARALLEL HEXAMER, KIH INTERACTIONS, HYDROPHOBIC CHANNEL, SYNTHETIC KEYWDS 2 BIOLOGY, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR N.R.ZACCAI,B.H.C.CHI,D.N.WOOLFSON,R.L.BRADY REVDAT 2 30-NOV-11 3R3K 1 JRNL REVDAT 1 16-NOV-11 3R3K 0 JRNL AUTH N.R.ZACCAI,B.CHI,A.R.THOMSON,A.L.BOYLE,G.J.BARTLETT, JRNL AUTH 2 M.BRUNING,N.LINDEN,R.B.SESSIONS,P.J.BOOTH,R.L.BRADY, JRNL AUTH 3 D.N.WOOLFSON JRNL TITL A DE NOVO PEPTIDE HEXAMER WITH A MUTABLE CHANNEL. JRNL REF NAT.CHEM.BIOL. V. 7 935 2011 JRNL REFN ISSN 1552-4450 JRNL PMID 22037471 JRNL DOI 10.1038/NCHEMBIO.692 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7_650) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE- REMARK 3 : KUNSTLEVE,LI-WEI HUNG,ROBERT IMMORMINO, REMARK 3 : TOM IOERGER,AIRLIE MCCOY,ERIK MCKEE,NIGEL REMARK 3 : MORIARTY,REETAL PAI,RANDY READ,JANE REMARK 3 : RICHARDSON,DAVID RICHARDSON,TOD ROMO,JIM REMARK 3 : SACCHETTINI,NICHOLAS SAUTER,JACOB SMITH, REMARK 3 : LAURENT STORONI,TOM TERWILLIGER,PETER REMARK 3 : ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.21 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.5 REMARK 3 NUMBER OF REFLECTIONS : 10181 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.215 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.640 REMARK 3 FREE R VALUE TEST SET COUNT : 472 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 23.2108 - 3.1724 1.00 3447 168 0.2257 0.2602 REMARK 3 2 3.1724 - 2.5190 1.00 3475 173 0.1909 0.3115 REMARK 3 3 2.5190 - 2.2009 0.81 2787 131 0.2138 0.2318 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 : 0.41 REMARK 3 B_SOL : 61.82 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.860 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) : -2.29270 REMARK 3 B22 (A**2) : -2.28660 REMARK 3 B33 (A**2) : -5.39880 REMARK 3 B12 (A**2) : -0.00000 REMARK 3 B13 (A**2) : -0.00000 REMARK 3 B23 (A**2) : 0.00000 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 : 0.015 705 REMARK 3 ANGLE : 1.285 927 REMARK 3 CHIRALITY : 0.098 111 REMARK 3 PLANARITY : 0.004 113 REMARK 3 DIHEDRAL : 21.327 273 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: F(+) AND F(-) TREATED SEPARATELY DURING REMARK 3 REFINEMENT. REMARK 4 REMARK 4 3R3K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-MAR-11. REMARK 100 THE RCSB ID CODE IS RCSB064444. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-MAY-10 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.7 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5716 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.140 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 200 DATA REDUNDANCY : 5.700 REMARK 200 R MERGE (I) : 0.10900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 72.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : 0.33900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELXS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM SODIUM L-GLUTAMATE, 20 MM REMARK 280 ALANINE (RACEMIC), 20 MM GLYCINE, 20 MM LYSINE HYDROCHLORIDE REMARK 280 (RACEMIC), 20 MM SERINE (RACEMIC), 50 MM SODIUM HEPES, 50 MM MOPS REMARK 280 (ACID) PH 7.5, 20 % ETHYLENE GLYCOL,10 % PEG 8K, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 291K 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 15.83000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.24000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 64.13500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 15.83000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.24000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 64.13500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 15.83000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 27.24000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 64.13500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 15.83000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 27.24000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 64.13500 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9860 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 21340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16720 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -212.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 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 C 42 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 45 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 65 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 89 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 72 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 88 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 ALA A 31 REMARK 465 GLY A 32 REMARK 465 ACE A 33 REMARK 465 ALA B 31 REMARK 465 GLY B 32 REMARK 465 ACE B 33 REMARK 465 ALA C 31 REMARK 465 GLY C 32 REMARK 465 ACE C 33 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 OE1 GLU C 2 O HOH C 84 1.79 REMARK 500 O GLN B 29 O HOH B 79 1.81 REMARK 500 OE2 GLU C 2 O HOH C 79 2.07 REMARK 500 O HOH A 77 O HOH C 77 2.12 REMARK 500 O1 EDO B 35 O HOH B 76 2.12 REMARK 500 OE1 GLU A 2 O ACE B 0 2.16 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 OE2 GLU A 2 O HOH C 84 3555 1.16 REMARK 500 CD GLU A 2 O HOH C 84 3555 1.59 REMARK 500 OE2 GLU B 23 CE LYS C 25 2555 2.16 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 A 90 DISTANCE = 6.79 ANGSTROMS REMARK 525 HOH B 45 DISTANCE = 7.56 ANGSTROMS REMARK 525 HOH B 74 DISTANCE = 7.29 ANGSTROMS REMARK 525 HOH B 84 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH B 88 DISTANCE = 7.43 ANGSTROMS REMARK 525 HOH B 91 DISTANCE = 8.11 ANGSTROMS REMARK 525 HOH B 92 DISTANCE = 7.79 ANGSTROMS REMARK 525 HOH B 93 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH C 43 DISTANCE = 5.63 ANGSTROMS REMARK 525 HOH C 64 DISTANCE = 7.46 ANGSTROMS REMARK 525 HOH C 65 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH C 66 DISTANCE = 6.99 ANGSTROMS REMARK 525 HOH C 71 DISTANCE = 7.26 ANGSTROMS REMARK 525 HOH C 72 DISTANCE = 7.73 ANGSTROMS REMARK 525 HOH C 73 DISTANCE = 7.52 ANGSTROMS REMARK 525 HOH C 83 DISTANCE = 8.16 ANGSTROMS REMARK 525 HOH C 88 DISTANCE = 7.17 ANGSTROMS REMARK 525 HOH C 89 DISTANCE = 7.06 ANGSTROMS 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 NA C 34 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH C 69 O REMARK 620 2 HOH C 80 O 99.5 REMARK 620 3 LYS C 11 O 104.8 112.5 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA B 34 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS B 18 O REMARK 620 2 HOH A 75 O 102.9 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 34 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 34 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B 35 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA C 34 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA C 35 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO C 36 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 37 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA C 38 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3R46 RELATED DB: PDB REMARK 900 RELATED ID: 3R47 RELATED DB: PDB REMARK 900 RELATED ID: 3R48 RELATED DB: PDB DBREF 3R3K A 0 32 PDB 3R3K 3R3K 0 32 DBREF 3R3K B 0 32 PDB 3R3K 3R3K 0 32 DBREF 3R3K C 0 32 PDB 3R3K 3R3K 0 32 SEQRES 1 A 34 ACE GLY GLU LEU LYS ALA ILE ALA GLN GLU LEU LYS ALA SEQRES 2 A 34 ILE ALA LYS GLU LEU LYS ALA ILE ALA PHI GLU LEU LYS SEQRES 3 A 34 ALA ILE ALA GLN GLY ALA GLY ACE SEQRES 1 B 34 ACE GLY GLU LEU LYS ALA ILE ALA GLN GLU LEU LYS ALA SEQRES 2 B 34 ILE ALA LYS GLU LEU LYS ALA ILE ALA PHI GLU LEU LYS SEQRES 3 B 34 ALA ILE ALA GLN GLY ALA GLY ACE SEQRES 1 C 34 ACE GLY GLU LEU LYS ALA ILE ALA GLN GLU LEU LYS ALA SEQRES 2 C 34 ILE ALA LYS GLU LEU LYS ALA ILE ALA PHI GLU LEU LYS SEQRES 3 C 34 ALA ILE ALA GLN GLY ALA GLY ACE MODRES 3R3K PHI A 22 PHE IODO-PHENYLALANINE MODRES 3R3K PHI B 22 PHE IODO-PHENYLALANINE MODRES 3R3K PHI C 22 PHE IODO-PHENYLALANINE HET ACE A 0 3 HET PHI A 22 12 HET ACE B 0 3 HET PHI B 22 12 HET ACE C 0 3 HET PHI C 22 12 HET CL A 34 1 HET NA B 34 1 HET EDO B 35 4 HET NA C 34 1 HET NA C 35 1 HET EDO C 36 4 HET CL C 37 1 HET NA C 38 1 HETNAM ACE ACETYL GROUP HETNAM PHI IODO-PHENYLALANINE HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 1 ACE 3(C2 H4 O) FORMUL 1 PHI 3(C9 H10 I N O2) FORMUL 4 CL 2(CL 1-) FORMUL 5 NA 4(NA 1+) FORMUL 6 EDO 2(C2 H6 O2) FORMUL 12 HOH *71(H2 O) HELIX 1 1 GLY A 1 GLY A 30 1 30 HELIX 2 2 GLY B 1 GLN B 29 1 29 HELIX 3 3 GLY C 1 GLY C 30 1 30 LINK C ACE A 0 N GLY A 1 1555 1555 1.34 LINK C ALA A 21 N PHI A 22 1555 1555 1.33 LINK C PHI A 22 N GLU A 23 1555 1555 1.33 LINK C ACE B 0 N GLY B 1 1555 1555 1.34 LINK C ALA B 21 N PHI B 22 1555 1555 1.33 LINK C PHI B 22 N GLU B 23 1555 1555 1.33 LINK C ACE C 0 N GLY C 1 1555 1555 1.33 LINK C ALA C 21 N PHI C 22 1555 1555 1.33 LINK C PHI C 22 N GLU C 23 1555 1555 1.33 LINK NA NA C 34 O HOH C 69 1555 1555 2.37 LINK OE2 GLU C 23 NA NA C 35 1555 1555 2.48 LINK O LYS B 18 NA NA B 34 1555 1555 2.80 LINK NA NA C 34 O HOH C 80 1555 1555 2.92 LINK O LYS C 11 NA NA C 34 1555 1555 3.05 LINK NA NA B 34 O HOH A 75 1555 1555 3.19 SITE 1 AC1 3 LYS A 25 GLN A 29 LYS B 18 SITE 1 AC2 2 LYS A 25 LYS B 18 SITE 1 AC3 6 LYS A 18 PHI B 22 LYS B 25 ALA B 26 SITE 2 AC3 6 GLN B 29 HOH B 76 SITE 1 AC4 4 HOH B 85 LYS C 11 HOH C 69 HOH C 80 SITE 1 AC5 2 LYS A 25 GLU C 23 SITE 1 AC6 4 ALA B 19 PHI B 22 GLU B 23 HOH C 78 SITE 1 AC7 1 NA C 38 SITE 1 AC8 2 PHI C 22 CL C 37 CRYST1 31.660 54.480 128.270 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 0.031586 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018355 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007796 0.00000 MASTER 390 0 14 3 0 0 9 6 0 0 0 9 END