HEADER TRANSPORT PROTEIN 09-SEP-19 6U9Y TITLE WILD-TYPE MTHK PORE IN 11 MM K+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALCIUM-GATED POTASSIUM CHANNEL MTHK; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 18-99; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOTHERMOBACTER THERMAUTOTROPHICUS; SOURCE 3 ORGANISM_TAXID: 145262; SOURCE 4 GENE: MTHK, MTH_1520; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS POTASSIUM ION CHANNEL MTHK, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR D.J.POSSON,C.M.NIMIGEAN REVDAT 4 11-OCT-23 6U9Y 1 REMARK REVDAT 3 09-DEC-20 6U9Y 1 JRNL REVDAT 2 18-NOV-20 6U9Y 1 JRNL REVDAT 1 04-NOV-20 6U9Y 0 JRNL AUTH C.BOITEUX,D.J.POSSON,T.W.ALLEN,C.M.NIMIGEAN JRNL TITL SELECTIVITY FILTER ION BINDING AFFINITY DETERMINES JRNL TITL 2 INACTIVATION IN A POTASSIUM CHANNEL. JRNL REF PROC.NATL.ACAD.SCI.USA V. 117 29968 2020 JRNL REFN ESSN 1091-6490 JRNL PMID 33154158 JRNL DOI 10.1073/PNAS.2009624117 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16_3549 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.90 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 8820 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.090 REMARK 3 FREE R VALUE TEST SET COUNT : 881 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 31.9000 - 4.1300 1.00 1223 128 0.2031 0.2160 REMARK 3 2 4.1300 - 3.2800 1.00 1207 135 0.1858 0.2015 REMARK 3 3 3.2800 - 2.8600 1.00 1210 110 0.1697 0.1685 REMARK 3 4 2.8600 - 2.6000 1.00 1219 121 0.1593 0.1987 REMARK 3 5 2.6000 - 2.4100 1.00 1198 130 0.1625 0.1851 REMARK 3 6 2.4100 - 2.2700 1.00 1198 157 0.1841 0.2264 REMARK 3 7 2.2700 - 2.1600 1.00 1198 129 0.1849 0.2313 REMARK 3 8 2.1600 - 2.0600 1.00 1177 171 0.2098 0.2761 REMARK 3 9 2.0600 - 1.9800 1.00 1199 126 0.2206 0.2185 REMARK 3 10 1.9800 - 1.9200 1.00 1191 147 0.2475 0.2910 REMARK 3 11 1.9200 - 1.8600 1.00 1203 130 0.2725 0.2693 REMARK 3 12 1.8680 - 1.8000 0.99 836 89 0.3052 0.3132 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.181 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.681 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.77 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.39 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 : 0.009 679 REMARK 3 ANGLE : 0.801 933 REMARK 3 CHIRALITY : 0.057 117 REMARK 3 PLANARITY : 0.005 109 REMARK 3 DIHEDRAL : 2.331 497 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESID 18:34) REMARK 3 ORIGIN FOR THE GROUP (A): 7.5712 14.6365 4.4553 REMARK 3 T TENSOR REMARK 3 T11: 0.2230 T22: 0.2676 REMARK 3 T33: 0.2230 T12: 0.0715 REMARK 3 T13: 0.0184 T23: 0.0119 REMARK 3 L TENSOR REMARK 3 L11: 5.7828 L22: 3.9279 REMARK 3 L33: 9.1042 L12: 0.5911 REMARK 3 L13: 5.1106 L23: -0.5074 REMARK 3 S TENSOR REMARK 3 S11: -0.0113 S12: -0.5216 S13: -0.1425 REMARK 3 S21: 0.3438 S22: 0.1916 S23: 0.0425 REMARK 3 S31: 0.0642 S32: -0.0508 S33: -0.1353 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN A AND RESID 35:72) REMARK 3 ORIGIN FOR THE GROUP (A): 3.7747 18.8683 -12.6439 REMARK 3 T TENSOR REMARK 3 T11: 0.2550 T22: 0.1935 REMARK 3 T33: 0.1874 T12: 0.0212 REMARK 3 T13: -0.0311 T23: -0.0187 REMARK 3 L TENSOR REMARK 3 L11: 2.1524 L22: 2.6434 REMARK 3 L33: 2.7676 L12: -0.8344 REMARK 3 L13: 0.0996 L23: -0.4104 REMARK 3 S TENSOR REMARK 3 S11: 0.1424 S12: 0.2650 S13: -0.2168 REMARK 3 S21: -0.2572 S22: -0.0364 S23: -0.0556 REMARK 3 S31: 0.4632 S32: 0.1539 S33: -0.1001 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN A AND RESID 73:88) REMARK 3 ORIGIN FOR THE GROUP (A): -2.2761 19.0478 -3.1457 REMARK 3 T TENSOR REMARK 3 T11: 0.2380 T22: 0.1951 REMARK 3 T33: 0.2361 T12: -0.0053 REMARK 3 T13: 0.0015 T23: 0.0296 REMARK 3 L TENSOR REMARK 3 L11: 3.9023 L22: 1.8288 REMARK 3 L33: 7.4886 L12: -0.7166 REMARK 3 L13: 2.8005 L23: -0.6131 REMARK 3 S TENSOR REMARK 3 S11: -0.0136 S12: -0.3016 S13: -0.3923 REMARK 3 S21: 0.0789 S22: 0.1768 S23: 0.1281 REMARK 3 S31: 0.2329 S32: -0.3658 S33: -0.1615 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN A AND RESID 89:99) REMARK 3 ORIGIN FOR THE GROUP (A): 12.0988 26.4339 9.7293 REMARK 3 T TENSOR REMARK 3 T11: 0.7236 T22: 0.5726 REMARK 3 T33: 0.5787 T12: 0.0023 REMARK 3 T13: -0.1917 T23: -0.1226 REMARK 3 L TENSOR REMARK 3 L11: 2.6978 L22: 6.9593 REMARK 3 L33: 5.7512 L12: 4.1259 REMARK 3 L13: 1.9476 L23: 3.1708 REMARK 3 S TENSOR REMARK 3 S11: -0.1238 S12: -1.2571 S13: 0.6691 REMARK 3 S21: 2.0378 S22: 0.3207 S23: -0.6405 REMARK 3 S31: -0.7811 S32: 0.7689 S33: -0.0501 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 6U9Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-SEP-19. REMARK 100 THE DEPOSITION ID IS D_1000244250. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUN-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.92 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 : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8824 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 31.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 24.90 REMARK 200 R MERGE (I) : 0.14460 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.5900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.87 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 25.00 REMARK 200 R MERGE FOR SHELL (I) : 3.32600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.260 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 3LDC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.74 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1:1 PROTEIN (IN 100 MM SODIUM REMARK 280 CHLORIDE, 1 MM POTASSIUM CHLORIDE, 10 MM MOPS, PH 8.0) + 3.5-4.0 REMARK 280 M 1,6-HEXANEDIOL, 100 MM MES-NAOH, 10 MM POTASSIUM CHLORIDE, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 21 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 -Y+1/2,X+1/2,Z REMARK 290 4555 Y+1/2,-X+1/2,Z REMARK 290 5555 -X+1/2,Y+1/2,-Z REMARK 290 6555 X+1/2,-Y+1/2,-Z REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 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 0.000000 -1.000000 0.000000 31.90550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 31.90550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 31.90550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 31.90550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 31.90550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 31.90550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 31.90550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 31.90550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 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 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 63.81100 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 31.90550 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 31.90550 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -31.90550 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 31.90550 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 K K A 101 LIES ON A SPECIAL POSITION. REMARK 375 K K A 102 LIES ON A SPECIAL POSITION. REMARK 375 K K A 103 LIES ON A SPECIAL POSITION. REMARK 375 K K A 104 LIES ON A SPECIAL POSITION. REMARK 375 K K A 105 LIES ON A SPECIAL POSITION. 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 227 O HOH A 228 2.13 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 225 O HOH A 226 7555 2.10 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 230 DISTANCE = 6.40 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 K A 103 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 59 O REMARK 620 2 THR A 59 O 0.0 REMARK 620 3 VAL A 60 O 72.2 72.2 REMARK 620 4 VAL A 60 O 72.2 72.2 0.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 104 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 59 O REMARK 620 2 THR A 59 OG1 64.7 REMARK 620 3 THR A 59 O 0.0 64.7 REMARK 620 4 THR A 59 OG1 64.7 0.0 64.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 102 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 60 O REMARK 620 2 VAL A 60 O 0.0 REMARK 620 3 GLY A 61 O 71.5 71.5 REMARK 620 4 GLY A 61 O 71.5 71.5 0.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 101 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 61 O REMARK 620 2 GLY A 61 O 0.0 REMARK 620 3 TYR A 62 O 71.1 71.1 REMARK 620 4 TYR A 62 O 71.1 71.1 0.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 105 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 230 O REMARK 620 2 HOH A 230 O 99.1 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 K A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEZ A 106 DBREF 6U9Y A 18 99 UNP O27564 MTHK_METTH 18 99 SEQRES 1 A 82 VAL PRO ALA THR ARG ILE LEU LEU LEU VAL LEU ALA VAL SEQRES 2 A 82 ILE ILE TYR GLY THR ALA GLY PHE HIS PHE ILE GLU GLY SEQRES 3 A 82 GLU SER TRP THR VAL SER LEU TYR TRP THR PHE VAL THR SEQRES 4 A 82 ILE ALA THR VAL GLY TYR GLY ASP TYR SER PRO SER THR SEQRES 5 A 82 PRO LEU GLY MET TYR PHE THR VAL THR LEU ILE VAL LEU SEQRES 6 A 82 GLY ILE GLY THR PHE ALA VAL ALA VAL GLU ARG LEU LEU SEQRES 7 A 82 GLU PHE LEU ILE HET K A 101 1 HET K A 102 1 HET K A 103 1 HET K A 104 1 HET K A 105 1 HET HEZ A 106 22 HETNAM K POTASSIUM ION HETNAM HEZ HEXANE-1,6-DIOL FORMUL 2 K 5(K 1+) FORMUL 7 HEZ C6 H14 O2 FORMUL 8 HOH *30(H2 O) HELIX 1 AA1 PRO A 19 GLY A 43 1 25 HELIX 2 AA2 SER A 45 ALA A 58 1 14 HELIX 3 AA3 THR A 69 ILE A 99 1 31 LINK O THR A 59 K K A 103 1555 1555 2.87 LINK O THR A 59 K K A 103 1555 3555 2.87 LINK O THR A 59 K K A 104 1555 1555 2.79 LINK OG1 THR A 59 K K A 104 1555 1555 2.87 LINK O THR A 59 K K A 104 1555 2565 2.79 LINK OG1 THR A 59 K K A 104 1555 2565 2.87 LINK O VAL A 60 K K A 102 1555 1555 2.93 LINK O VAL A 60 K K A 102 1555 3555 2.93 LINK O VAL A 60 K K A 103 1555 1555 2.82 LINK O VAL A 60 K K A 103 1555 3555 2.82 LINK O GLY A 61 K K A 101 1555 1555 2.87 LINK O GLY A 61 K K A 101 1555 4455 2.87 LINK O GLY A 61 K K A 102 1555 1555 2.80 LINK O GLY A 61 K K A 102 1555 3555 2.80 LINK O TYR A 62 K K A 101 1555 1555 2.84 LINK O TYR A 62 K K A 101 1555 4455 2.84 LINK K K A 105 O HOH A 230 1555 1555 2.92 LINK K K A 105 O HOH A 230 1555 2565 2.92 SITE 1 AC1 3 GLY A 61 TYR A 62 K A 102 SITE 1 AC2 4 VAL A 60 GLY A 61 K A 101 K A 103 SITE 1 AC3 4 THR A 59 VAL A 60 K A 102 K A 104 SITE 1 AC4 2 THR A 59 K A 103 SITE 1 AC5 1 HOH A 230 SITE 1 AC6 1 ALA A 29 CRYST1 63.811 63.811 44.050 90.00 90.00 90.00 P 4 21 2 8 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 0.015671 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015671 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022701 0.00000