HEADER TRANSPORT PROTEIN 09-SEP-19 6U9P TITLE WILD-TYPE MTHK PORE IN ~150 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 6U9P 1 REMARK REVDAT 3 09-DEC-20 6U9P 1 JRNL REVDAT 2 18-NOV-20 6U9P 1 JRNL REVDAT 1 04-NOV-20 6U9P 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. 1.65 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) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.05 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 11408 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.208 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.050 REMARK 3 FREE R VALUE TEST SET COUNT : 1141 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 44.0500 - 4.0700 1.00 1274 129 0.2032 0.2319 REMARK 3 2 4.0700 - 3.2300 1.00 1245 142 0.1818 0.2018 REMARK 3 3 3.2300 - 2.8200 1.00 1288 117 0.1612 0.1695 REMARK 3 4 2.8200 - 2.5600 1.00 1260 129 0.1526 0.2005 REMARK 3 5 2.5600 - 2.3800 1.00 1268 136 0.1520 0.1853 REMARK 3 6 2.3800 - 2.2400 1.00 1229 168 0.1667 0.1725 REMARK 3 7 2.2400 - 2.1300 1.00 1229 149 0.1621 0.2312 REMARK 3 8 2.1300 - 2.0400 1.00 1249 150 0.1719 0.1600 REMARK 3 9 2.0400 - 1.9600 1.00 1267 140 0.1846 0.2243 REMARK 3 10 1.9600 - 1.8900 1.00 1230 145 0.1778 0.2044 REMARK 3 11 1.8900 - 1.8300 1.00 1256 132 0.1978 0.1972 REMARK 3 12 1.8300 - 1.7800 1.00 1245 150 0.2241 0.2432 REMARK 3 13 1.7800 - 1.7300 1.00 1255 122 0.2279 0.2582 REMARK 3 14 1.7300 - 1.6900 1.00 1264 142 0.2770 0.2904 REMARK 3 15 1.7100 - 1.6500 0.99 1096 146 0.2907 0.3272 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.837 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.13 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.89 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 : 0.019 687 REMARK 3 ANGLE : 1.272 946 REMARK 3 CHIRALITY : 0.104 119 REMARK 3 PLANARITY : 0.011 111 REMARK 3 DIHEDRAL : 2.688 501 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 18:34) REMARK 3 ORIGIN FOR THE GROUP (A): 7.6877 14.7702 4.4258 REMARK 3 T TENSOR REMARK 3 T11: 0.2210 T22: 0.2676 REMARK 3 T33: 0.2043 T12: 0.0839 REMARK 3 T13: 0.0064 T23: 0.0093 REMARK 3 L TENSOR REMARK 3 L11: 4.3481 L22: 4.5429 REMARK 3 L33: 5.0075 L12: 1.5209 REMARK 3 L13: 3.7248 L23: 0.8705 REMARK 3 S TENSOR REMARK 3 S11: 0.0105 S12: -0.5793 S13: -0.0665 REMARK 3 S21: 0.3627 S22: 0.1119 S23: 0.0872 REMARK 3 S31: 0.0077 S32: -0.4300 S33: -0.0931 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN A AND RESID 35:73) REMARK 3 ORIGIN FOR THE GROUP (A): 3.5416 18.9358 -12.7219 REMARK 3 T TENSOR REMARK 3 T11: 0.2405 T22: 0.1927 REMARK 3 T33: 0.1827 T12: 0.0219 REMARK 3 T13: -0.0248 T23: -0.0156 REMARK 3 L TENSOR REMARK 3 L11: 2.0001 L22: 3.3307 REMARK 3 L33: 3.0529 L12: -0.6034 REMARK 3 L13: 0.4087 L23: -0.0125 REMARK 3 S TENSOR REMARK 3 S11: 0.1465 S12: 0.2248 S13: -0.1584 REMARK 3 S21: -0.1965 S22: -0.0488 S23: -0.0611 REMARK 3 S31: 0.4608 S32: 0.1088 S33: -0.1065 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: (CHAIN A AND RESID 74:90) REMARK 3 ORIGIN FOR THE GROUP (A): -1.1793 19.2568 -1.6118 REMARK 3 T TENSOR REMARK 3 T11: 0.2364 T22: 0.1656 REMARK 3 T33: 0.1799 T12: -0.0065 REMARK 3 T13: -0.0011 T23: 0.0484 REMARK 3 L TENSOR REMARK 3 L11: 8.8698 L22: 2.1580 REMARK 3 L33: 7.7240 L12: 1.0167 REMARK 3 L13: 6.1817 L23: 1.7658 REMARK 3 S TENSOR REMARK 3 S11: -0.0468 S12: -0.3082 S13: -0.3015 REMARK 3 S21: 0.0858 S22: 0.1144 S23: 0.0979 REMARK 3 S31: 0.0939 S32: -0.2233 S33: -0.0545 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: (CHAIN A AND RESID 91:99) REMARK 3 ORIGIN FOR THE GROUP (A): 12.8528 26.9161 10.0080 REMARK 3 T TENSOR REMARK 3 T11: 0.8979 T22: 0.6655 REMARK 3 T33: 0.6296 T12: -0.0306 REMARK 3 T13: -0.3531 T23: -0.0563 REMARK 3 L TENSOR REMARK 3 L11: 4.8258 L22: 3.7704 REMARK 3 L33: 4.8798 L12: 2.9835 REMARK 3 L13: -2.3648 L23: 1.2149 REMARK 3 S TENSOR REMARK 3 S11: 0.1125 S12: -1.5209 S13: 0.4467 REMARK 3 S21: 1.4717 S22: -0.1749 S23: -0.7891 REMARK 3 S31: 0.2190 S32: 1.6628 S33: 0.0612 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 6U9P 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_1000243761. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAR-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) : 1.1 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 : 11414 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 44.050 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 23.20 REMARK 200 R MERGE (I) : 0.10370 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.1500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 REMARK 200 DATA REDUNDANCY IN SHELL : 13.50 REMARK 200 R MERGE FOR SHELL (I) : 1.67000 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 POTASSIUM REMARK 280 CHLORIDE, 10 MM MOPS-KOH, PH 8.0) + 3.5-4.0 M 1,6-HEXANEDIOL, REMARK 280 100 MM MES-KOH, PH 6.75, VAPOR DIFFUSION, SITTING DROP, REMARK 280 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: 6520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15670 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -63.0 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 221 O HOH A 225 1.77 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 226 O HOH A 227 7555 2.11 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 = 6.72 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 76.6 76.6 REMARK 620 4 VAL A 60 O 76.6 76.6 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 63.7 REMARK 620 3 THR A 59 O 0.0 63.7 REMARK 620 4 THR A 59 OG1 63.7 0.0 63.7 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 75.4 75.4 REMARK 620 4 GLY A 61 O 75.4 75.4 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 70.7 70.7 REMARK 620 4 TYR A 62 O 70.7 70.7 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 85.4 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 6U9P 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 2.76 LINK O THR A 59 K K A 103 1555 2565 2.76 LINK O THR A 59 K K A 104 1555 1555 2.78 LINK OG1 THR A 59 K K A 104 1555 1555 2.75 LINK O THR A 59 K K A 104 1555 2565 2.78 LINK OG1 THR A 59 K K A 104 1555 2565 2.76 LINK O VAL A 60 K K A 102 1555 1555 2.81 LINK O VAL A 60 K K A 102 1555 3555 2.81 LINK O VAL A 60 K K A 103 1555 1555 2.73 LINK O VAL A 60 K K A 103 1555 2565 2.73 LINK O GLY A 61 K K A 101 1555 1555 2.96 LINK O GLY A 61 K K A 101 1555 3555 2.96 LINK O GLY A 61 K K A 102 1555 1555 2.74 LINK O GLY A 61 K K A 102 1555 3555 2.74 LINK O TYR A 62 K K A 101 1555 1555 2.72 LINK O TYR A 62 K K A 101 1555 3555 2.72 LINK K K A 105 O HOH A 230 1555 1555 2.91 LINK K K A 105 O HOH A 230 1555 2565 2.91 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