HEADER TRANSPORT PROTEIN 09-SEP-19 6U9T TITLE WILD-TYPE MTHK PORE IN 50 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 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 6U9T 1 REMARK REVDAT 3 09-DEC-20 6U9T 1 JRNL REVDAT 2 18-NOV-20 6U9T 1 JRNL REVDAT 1 04-NOV-20 6U9T 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. 1.55 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.90 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 13666 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.170 REMARK 3 FREE R VALUE TEST SET COUNT : 1378 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 - 4.0600 1.00 1277 129 0.2126 0.2512 REMARK 3 2 4.0600 - 3.2300 1.00 1260 144 0.1874 0.1901 REMARK 3 3 3.2300 - 2.8200 1.00 1294 117 0.1777 0.1632 REMARK 3 4 2.8200 - 2.5600 1.00 1271 131 0.1601 0.1948 REMARK 3 5 2.5600 - 2.3800 1.00 1262 134 0.1671 0.1885 REMARK 3 6 2.3800 - 2.2400 1.00 1235 168 0.1757 0.2124 REMARK 3 7 2.2400 - 2.1200 1.00 1236 149 0.1857 0.2217 REMARK 3 8 2.1200 - 2.0300 1.00 1261 158 0.1852 0.1817 REMARK 3 9 2.0300 - 1.9500 1.00 1259 132 0.1823 0.1986 REMARK 3 10 1.9500 - 1.8900 1.00 1233 155 0.1749 0.2034 REMARK 3 11 1.8900 - 1.8300 1.00 1274 133 0.1967 0.2202 REMARK 3 12 1.8300 - 1.7800 1.00 1263 146 0.1998 0.2205 REMARK 3 13 1.7800 - 1.7300 1.00 1265 127 0.2107 0.2548 REMARK 3 14 1.7300 - 1.6900 1.00 1264 130 0.2273 0.2229 REMARK 3 15 1.6900 - 1.6500 1.00 1242 158 0.2366 0.2468 REMARK 3 16 1.6500 - 1.6100 1.00 1256 147 0.2505 0.2616 REMARK 3 17 1.6100 - 1.5800 1.00 1253 141 0.2748 0.2560 REMARK 3 18 1.6070 - 1.5500 0.98 1297 156 0.3074 0.2906 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) : 0.163 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.357 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.11 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.81 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 : 0.004 687 REMARK 3 ANGLE : 0.588 946 REMARK 3 CHIRALITY : 0.041 119 REMARK 3 PLANARITY : 0.004 111 REMARK 3 DIHEDRAL : 2.089 501 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 18:31) REMARK 3 ORIGIN FOR THE GROUP (A): 8.4405 15.2711 6.6336 REMARK 3 T TENSOR REMARK 3 T11: 0.2333 T22: 0.2872 REMARK 3 T33: 0.2061 T12: 0.0925 REMARK 3 T13: 0.0233 T23: 0.0183 REMARK 3 L TENSOR REMARK 3 L11: 5.6212 L22: 5.4874 REMARK 3 L33: 4.5135 L12: 2.3797 REMARK 3 L13: 3.9279 L23: -1.0764 REMARK 3 S TENSOR REMARK 3 S11: -0.0218 S12: -0.5457 S13: -0.1297 REMARK 3 S21: 0.4547 S22: 0.2406 S23: 0.2533 REMARK 3 S31: -0.0015 S32: -0.1528 S33: -0.2161 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN A AND RESID 32:68) REMARK 3 ORIGIN FOR THE GROUP (A): 4.7487 18.7704 -11.7541 REMARK 3 T TENSOR REMARK 3 T11: 0.2259 T22: 0.2057 REMARK 3 T33: 0.1717 T12: 0.0223 REMARK 3 T13: -0.0276 T23: -0.0204 REMARK 3 L TENSOR REMARK 3 L11: 2.4430 L22: 5.4826 REMARK 3 L33: 2.5231 L12: -1.0637 REMARK 3 L13: -0.0420 L23: -1.2115 REMARK 3 S TENSOR REMARK 3 S11: 0.1158 S12: 0.2166 S13: -0.1603 REMARK 3 S21: -0.3257 S22: -0.0530 S23: -0.0248 REMARK 3 S31: 0.3758 S32: 0.1211 S33: -0.0698 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN A AND RESID 69:91) REMARK 3 ORIGIN FOR THE GROUP (A): -1.6204 19.0292 -3.5906 REMARK 3 T TENSOR REMARK 3 T11: 0.1698 T22: 0.1237 REMARK 3 T33: 0.1616 T12: 0.0061 REMARK 3 T13: 0.0075 T23: 0.0247 REMARK 3 L TENSOR REMARK 3 L11: 4.4893 L22: 3.0294 REMARK 3 L33: 8.6644 L12: 0.3474 REMARK 3 L13: 3.3164 L23: 0.6336 REMARK 3 S TENSOR REMARK 3 S11: 0.0248 S12: -0.1475 S13: -0.3095 REMARK 3 S21: 0.0969 S22: 0.1309 S23: 0.0354 REMARK 3 S31: 0.2255 S32: -0.1443 S33: -0.1422 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN A AND RESID 92:99) REMARK 3 ORIGIN FOR THE GROUP (A): 13.6169 27.1131 10.7916 REMARK 3 T TENSOR REMARK 3 T11: 0.8418 T22: 0.7436 REMARK 3 T33: 0.6287 T12: 0.0230 REMARK 3 T13: -0.2032 T23: -0.0664 REMARK 3 L TENSOR REMARK 3 L11: 6.9567 L22: 9.6617 REMARK 3 L33: 9.3917 L12: 2.3039 REMARK 3 L13: -1.2379 L23: 5.9101 REMARK 3 S TENSOR REMARK 3 S11: -0.2679 S12: -1.6503 S13: 0.8898 REMARK 3 S21: 1.9352 S22: -0.0021 S23: -0.6395 REMARK 3 S31: -0.5485 S32: 1.5143 S33: 0.3298 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 6U9T 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_1000244248. 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) : 0.979 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 : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13679 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 31.910 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 23.30 REMARK 200 R MERGE (I) : 0.06349 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 32.2800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.61 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 13.60 REMARK 200 R MERGE FOR SHELL (I) : 1.50200 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: 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, PH 6.75, VAPOR DIFFUSION, REMARK 280 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: 6570 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15630 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 225 O HOH A 226 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 231 DISTANCE = 6.54 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 73.3 73.3 REMARK 620 4 VAL A 60 O 73.3 73.3 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 64.1 REMARK 620 3 THR A 59 O 0.0 64.1 REMARK 620 4 THR A 59 OG1 64.1 0.0 64.1 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 73.5 73.5 REMARK 620 4 GLY A 61 O 73.5 73.5 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 70.9 70.9 REMARK 620 4 TYR A 62 O 70.9 70.9 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 231 O REMARK 620 2 HOH A 231 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 6U9T 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 *31(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 2.85 LINK O THR A 59 K K A 103 1555 4455 2.85 LINK O THR A 59 K K A 104 1555 1555 2.75 LINK OG1 THR A 59 K K A 104 1555 1555 2.78 LINK O THR A 59 K K A 104 1555 4455 2.76 LINK OG1 THR A 59 K K A 104 1555 4455 2.78 LINK O VAL A 60 K K A 102 1555 1555 2.86 LINK O VAL A 60 K K A 102 1555 2565 2.86 LINK O VAL A 60 K K A 103 1555 1555 2.72 LINK O VAL A 60 K K A 103 1555 4455 2.73 LINK O GLY A 61 K K A 101 1555 1555 2.82 LINK O GLY A 61 K K A 101 1555 2565 2.82 LINK O GLY A 61 K K A 102 1555 1555 2.79 LINK O GLY A 61 K K A 102 1555 2565 2.79 LINK O TYR A 62 K K A 101 1555 1555 2.86 LINK O TYR A 62 K K A 101 1555 2565 2.86 LINK K K A 105 O HOH A 231 1555 1555 2.96 LINK K K A 105 O HOH A 231 1555 2565 2.96 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 231 SITE 1 AC6 2 ALA A 29 TYR A 33 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