HEADER DE NOVO PROTEIN 20-OCT-21 7Q1R TITLE A DE NOVO DESIGNED HOMO-DIMERIC ANTIPARALLEL COILED COIL APCC-DI COMPND MOL_ID: 1; COMPND 2 MOLECULE: APCC-DI; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630 KEYWDS ANTIPARALLEL, HOMO-DIMERIC, COILED-COIL, DE NOVO, PROTEIN DESIGN, KEYWDS 2 ASSOCIATING PEPTIDES, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.SHANMUGARATNAM,G.G.RHYS,W.M.DAWSON,D.N.WOOLFSON,B.HOCKER REVDAT 4 01-MAY-24 7Q1R 1 REMARK REVDAT 3 31-AUG-22 7Q1R 1 JRNL REVDAT 2 27-JUL-22 7Q1R 1 JRNL REVDAT 1 20-JUL-22 7Q1R 0 JRNL AUTH G.G.RHYS,J.A.CROSS,W.M.DAWSON,H.F.THOMPSON,S.SHANMUGARATNAM, JRNL AUTH 2 N.J.SAVERY,M.P.DODDING,B.HOCKER,D.N.WOOLFSON JRNL TITL DE NOVO DESIGNED PEPTIDES FOR CELLULAR DELIVERY AND JRNL TITL 2 SUBCELLULAR LOCALISATION. JRNL REF NAT.CHEM.BIOL. V. 18 999 2022 JRNL REFN ESSN 1552-4469 JRNL PMID 35836017 JRNL DOI 10.1038/S41589-022-01076-6 REMARK 2 REMARK 2 RESOLUTION. 1.08 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.08 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.95 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 25596 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.191 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1283 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 27.9500 - 2.2500 1.00 2929 154 0.1718 0.2112 REMARK 3 2 2.2500 - 1.7800 1.00 2751 145 0.1740 0.1908 REMARK 3 3 1.7800 - 1.5600 1.00 2731 145 0.1808 0.1929 REMARK 3 4 1.5600 - 1.4200 0.99 2665 140 0.1934 0.2201 REMARK 3 5 1.4200 - 1.3100 1.00 2682 142 0.2265 0.2641 REMARK 3 6 1.3100 - 1.2400 1.00 2659 139 0.2418 0.2511 REMARK 3 7 1.2400 - 1.1700 0.99 2637 139 0.2620 0.2606 REMARK 3 8 1.1700 - 1.1200 0.99 2621 140 0.2783 0.2850 REMARK 3 9 1.1200 - 1.0800 0.99 2638 139 0.3483 0.3482 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) : 0.133 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.319 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.52 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.18 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 : 0.011 511 REMARK 3 ANGLE : 0.943 688 REMARK 3 CHIRALITY : 0.060 74 REMARK 3 PLANARITY : 0.010 94 REMARK 3 DIHEDRAL : 20.352 204 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN 'A' AND RESID 1 THROUGH 31) REMARK 3 ORIGIN FOR THE GROUP (A): 10.9836 -3.3167 10.8477 REMARK 3 T TENSOR REMARK 3 T11: 0.0632 T22: 0.0866 REMARK 3 T33: 0.0995 T12: -0.0110 REMARK 3 T13: -0.0031 T23: 0.0066 REMARK 3 L TENSOR REMARK 3 L11: 0.9395 L22: 1.7004 REMARK 3 L33: 0.8096 L12: 0.2125 REMARK 3 L13: 0.4806 L23: -0.7061 REMARK 3 S TENSOR REMARK 3 S11: -0.0989 S12: 0.0113 S13: -0.0422 REMARK 3 S21: 0.0914 S22: -0.0087 S23: -0.0082 REMARK 3 S31: 0.1860 S32: -0.1018 S33: -0.0037 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN 'B' AND RESID 0 THROUGH 31) REMARK 3 ORIGIN FOR THE GROUP (A): 11.2659 4.2925 7.6381 REMARK 3 T TENSOR REMARK 3 T11: 0.0882 T22: 0.1257 REMARK 3 T33: 0.1328 T12: 0.0118 REMARK 3 T13: 0.0037 T23: 0.0000 REMARK 3 L TENSOR REMARK 3 L11: 0.7691 L22: 1.4554 REMARK 3 L33: 2.5040 L12: -0.3059 REMARK 3 L13: 0.1405 L23: -0.0579 REMARK 3 S TENSOR REMARK 3 S11: -0.0291 S12: -0.0361 S13: 0.0078 REMARK 3 S21: -0.0590 S22: 0.0683 S23: -0.0776 REMARK 3 S31: -0.1728 S32: -0.1397 S33: 0.0597 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : ens_1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: NULL REMARK 3 SELECTION : (chain "A" and (resid 1 through 4 or REMARK 3 resid 7 through 10 or resid 12 or resid REMARK 3 14 through 31)) REMARK 3 ATOM PAIRS NUMBER : NULL REMARK 3 RMSD : NULL REMARK 3 NCS OPERATOR : 2 REMARK 3 REFERENCE SELECTION: NULL REMARK 3 SELECTION : (chain "B" and (resid 1 through 4 or REMARK 3 resid 7 through 10 or resid 12 or resid REMARK 3 14 through 31)) REMARK 3 ATOM PAIRS NUMBER : NULL REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7Q1R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 27-OCT-21. REMARK 100 THE DEPOSITION ID IS D_1292118747. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-DEC-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 : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9184 REMARK 200 MONOCHROMATOR : DCM SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS 2.0.2 REMARK 200 DATA SCALING SOFTWARE : DIALS 2.0.2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25670 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.080 REMARK 200 RESOLUTION RANGE LOW (A) : 27.950 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 10.60 REMARK 200 R MERGE (I) : 0.10600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 64.9300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.08 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.12 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 9.90 REMARK 200 R MERGE FOR SHELL (I) : 1.61200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.970 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.8.3 REMARK 200 STARTING MODEL: POLY-ALANINE COILED-COIL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% ETHANOL, 1.5 M SODIUM CHLORIDE, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 46.21650 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 17.54800 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 17.54800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 23.10825 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 17.54800 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 17.54800 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 69.32475 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 17.54800 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 17.54800 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 23.10825 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 17.54800 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 17.54800 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 69.32475 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 46.21650 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: 2110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 4850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 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 C2 EOH A 101 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 201 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 231 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 ACE A 0 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 228 O HOH A 241 2.02 REMARK 500 O HOH A 205 O HOH A 247 2.12 REMARK 500 O HOH B 216 O HOH B 227 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 244 O HOH B 207 5545 2.13 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 GLY A 30 O - C - N ANGL. DEV. = -29.7 DEGREES 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 253 DISTANCE = 6.75 ANGSTROMS REMARK 525 HOH B 238 DISTANCE = 6.06 ANGSTROMS REMARK 525 HOH B 239 DISTANCE = 6.39 ANGSTROMS REMARK 525 HOH B 240 DISTANCE = 6.61 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 A 102 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 214 O REMARK 620 2 HOH A 238 O 93.8 REMARK 620 3 HOH B 203 O 141.4 71.4 REMARK 620 N 1 2 DBREF 7Q1R A 0 31 PDB 7Q1R 7Q1R 0 31 DBREF 7Q1R B 101 132 PDB 7Q1R 7Q1R 101 132 SEQRES 1 A 32 ACE GLY GLN LEU GLU GLN GLU LEU ALA ALA LEU ASP GLN SEQRES 2 A 32 GLN ILE ALA ALA LEU LYS GLN ARG ARG ALA ALA LEU LYS SEQRES 3 A 32 TRP GLN ILE GLN GLY NH2 SEQRES 1 B 32 ACE GLY GLN LEU GLU GLN GLU LEU ALA ALA LEU ASP GLN SEQRES 2 B 32 GLN ILE ALA ALA LEU LYS GLN ARG ARG ALA ALA LEU LYS SEQRES 3 B 32 TRP GLN ILE GLN GLY NH2 HET NH2 A 31 3 HET ACE B 101 6 HET NH2 B 132 3 HET EOH A 101 9 HET NA A 102 1 HETNAM NH2 AMINO GROUP HETNAM ACE ACETYL GROUP HETNAM EOH ETHANOL HETNAM NA SODIUM ION FORMUL 1 NH2 2(H2 N) FORMUL 2 ACE C2 H4 O FORMUL 3 EOH C2 H6 O FORMUL 4 NA NA 1+ FORMUL 5 HOH *93(H2 O) HELIX 1 AA1 GLY A 1 GLY A 30 1 30 HELIX 2 AA2 GLY B 102 GLY B 131 1 30 LINK C GLY A 30 N NH2 A 31 1555 1555 1.43 LINK C ACE B 101 N GLY B 102 1555 1555 1.33 LINK C GLY B 131 N NH2 B 132 1555 1555 1.43 LINK NA NA A 102 O HOH A 214 1555 5555 3.09 LINK NA NA A 102 O HOH A 238 1555 5555 2.95 LINK NA NA A 102 O HOH B 203 1555 7555 2.87 CRYST1 35.096 35.096 92.433 90.00 90.00 90.00 P 41 21 2 16 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 0.028493 0.000000 0.000000 0.00000 SCALE2 0.000000 0.028493 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010819 0.00000 MTRIX1 1 0.987688 -0.153601 0.029660 -0.28687 1 MTRIX2 1 -0.153558 -0.988133 -0.003743 2.78973 1 MTRIX3 1 0.029883 -0.000858 -0.999553 18.74249 1