PDB Short entry for 2Q0A HEADER TRANSPORT PROTEIN 21-MAY-07 2Q0A TITLE STRUCTURE AND REARRANGEMENTS IN THE CARBOXY-TERMINAL REGION OF SPIH TITLE 2 CHANNELS CAVEAT 2Q0A CHIRALITY ERROR AT CA CENTER OF LYS 570 CHAIN A. COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM/SODIUM HYPERPOLARIZATION-ACTIVATED CYCLIC COMPND 3 NUCLEOTIDE-GATED CHANNEL 2; COMPND 4 CHAIN: A, B; COMPND 5 FRAGMENT: C-TERMINAL DOMAIN (RESIDUES 443-640); COMPND 6 SYNONYM: BRAIN CYCLIC NUCLEOTIDE-GATED CHANNEL 2, BCNG-2, COMPND 7 HYPERPOLARIZATION-ACTIVATED CATION CHANNEL 1, HAC-1; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: HCN2, BCNG2, HAC1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL-21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PHMALC2T KEYWDS HCN2, ION CHANNEL, CYCLIC NUCLEOTIDE BINDING DOMAIN, C-LINKER, CGMP, KEYWDS 2 TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.E.FLYNN,K.D.BLACK,L.D.ISLAS,B.SANKARAN,W.N.ZAGOTTA REVDAT 6 30-AUG-23 2Q0A 1 REMARK REVDAT 5 20-OCT-21 2Q0A 1 REMARK SEQADV REVDAT 4 18-OCT-17 2Q0A 1 REMARK REVDAT 3 13-JUL-11 2Q0A 1 VERSN REVDAT 2 24-FEB-09 2Q0A 1 VERSN REVDAT 1 19-JUN-07 2Q0A 0 JRNL AUTH G.E.FLYNN,K.D.BLACK,L.D.ISLAS,B.SANKARAN,W.N.ZAGOTTA JRNL TITL STRUCTURE AND REARRANGEMENTS IN THE CARBOXY-TERMINAL REGION JRNL TITL 2 OF SPIH CHANNELS. JRNL REF STRUCTURE V. 15 671 2007 JRNL REFN ISSN 0969-2126 JRNL PMID 17562314 JRNL DOI 10.1016/J.STR.2007.04.008 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 83.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 25720 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2349 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 K_SOL : NULL REMARK 3 B_SOL : 36.52 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.23 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -7.71100 REMARK 3 B22 (A**2) : -7.71100 REMARK 3 B33 (A**2) : 15.42300 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: 0.4300 REMARK 3 OPERATOR: -K,-H,-L REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.014 NULL REMARK 3 ANGLE : 1.849 NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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: COORDINATES FROM TWINNED DATA REMARK 3 MINIMIZATION REFINEMENT, TWINNING OPERATOR= -K,-H,-L TWINNING REMARK 3 FRACTION= 0.43. THE DENSITIES OF LOOP REGION 566-570 IN BOTH REMARK 3 MONOMERS ARE NOT WELL DETERMINED. REMARK 4 REMARK 4 2Q0A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000042987. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUN-06 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27611 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04300 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 45.0000 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) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24100 REMARK 200 <I/SIGMA(I)> FOR SHELL : 7.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1Q5O.PDB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.97 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 % W/V PEG 8000, 0.5 M NACL, 15 % REMARK 280 GLYCEROL, 0.1 M MES, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K, PH 5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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,X,Z REMARK 290 4555 Y,-X,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 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 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 47.36700 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.36700 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 62.02350 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 47.36700 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.36700 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 62.02350 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 47.36700 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 47.36700 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 62.02350 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 47.36700 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 47.36700 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 62.02350 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM A REMARK 300 SINGLE MONOMER CHAIN A IN THE ASYMMETRIC UNIT BY THE OPERATIONS: X, REMARK 300 Y,Z (1_555) -Y+1,X,Z (3_655) Y,-X+1,Z (4_565) -X+1,-Y+1,Z (2_665) REMARK 300 OR FROM MONOMER CHAIN B IN THE ASYMMETRIC UNIT BY THE OPERATIONS: X, REMARK 300 Y,Z (1_555) Y,-X,Z (4_555) -Y,X,Z (3_555) -X,-Y,Z (2_555) 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 11870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 38190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -47.0 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 94.73400 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 94.73400 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 94.73400 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 94.73400 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 28350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 71350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -126.0 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 94.73400 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 94.73400 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 94.73400 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 94.73400 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 5 1.000000 0.000000 0.000000 47.36700 REMARK 350 BIOMT2 5 0.000000 1.000000 0.000000 47.36700 REMARK 350 BIOMT3 5 0.000000 0.000000 1.000000 62.02350 REMARK 350 BIOMT1 6 -1.000000 0.000000 0.000000 47.36700 REMARK 350 BIOMT2 6 0.000000 -1.000000 0.000000 47.36700 REMARK 350 BIOMT3 6 0.000000 0.000000 1.000000 62.02350 REMARK 350 BIOMT1 7 0.000000 -1.000000 0.000000 47.36700 REMARK 350 BIOMT2 7 1.000000 0.000000 0.000000 47.36700 REMARK 350 BIOMT3 7 0.000000 0.000000 1.000000 62.02350 REMARK 350 BIOMT1 8 0.000000 1.000000 0.000000 47.36700 REMARK 350 BIOMT2 8 -1.000000 0.000000 0.000000 47.36700 REMARK 350 BIOMT3 8 0.000000 0.000000 1.000000 62.02350 REMARK 350 REMARK 350 BIOMOLECULE: 4 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 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 GLY A 441 REMARK 465 SER A 442 REMARK 465 GLY A 637 REMARK 465 LYS A 638 REMARK 465 LYS A 639 REMARK 465 ASN A 640 REMARK 465 GLY B 441 REMARK 465 SER B 442 REMARK 465 GLY B 637 REMARK 465 LYS B 638 REMARK 465 LYS B 639 REMARK 465 ASN B 640 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLN A 455 NE2 REMARK 480 GLN A 471 CD OE1 NE2 REMARK 480 ASP A 636 O REMARK 480 GLN B 471 OE1 NE2 REMARK 480 GLN B 482 OE1 REMARK 480 LYS B 552 CD CE NZ REMARK 480 ARG B 596 NE CZ NH1 NH2 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 OG1 THR B 566 OD1 ASN B 569 2.08 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ASN A 569 CA ASN A 569 C -0.158 REMARK 500 ASN B 569 CB ASN B 569 CG -0.196 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 ASN A 569 CB - CA - C ANGL. DEV. = 19.7 DEGREES REMARK 500 ASN A 569 N - CA - CB ANGL. DEV. = -19.2 DEGREES REMARK 500 LYS A 570 N - CA - CB ANGL. DEV. = 22.6 DEGREES REMARK 500 LYS A 570 CA - CB - CG ANGL. DEV. = 15.0 DEGREES REMARK 500 GLU A 571 N - CA - C ANGL. DEV. = -18.0 DEGREES REMARK 500 MET A 572 N - CA - C ANGL. DEV. = -17.0 DEGREES REMARK 500 ASN B 569 N - CA - CB ANGL. DEV. = -14.8 DEGREES REMARK 500 ASN B 569 N - CA - C ANGL. DEV. = 34.5 DEGREES REMARK 500 ASN B 569 CA - C - N ANGL. DEV. = -22.8 DEGREES REMARK 500 ASN B 569 O - C - N ANGL. DEV. = 11.4 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LYS A 464 53.48 38.25 REMARK 500 GLU A 547 136.89 -38.61 REMARK 500 THR A 566 47.11 -92.58 REMARK 500 LYS A 567 2.62 119.74 REMARK 500 ASN A 569 69.87 81.95 REMARK 500 LYS A 570 -86.83 -122.09 REMARK 500 GLU A 571 87.44 65.07 REMARK 500 THR A 599 -163.88 -100.03 REMARK 500 ASN B 569 -34.03 76.82 REMARK 500 LYS B 570 156.37 -5.82 REMARK 500 GLU B 571 161.88 -35.11 REMARK 500 SER B 575 -159.15 -132.02 REMARK 500 THR B 599 -156.35 -100.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LYS A 567 GLY A 568 -147.97 REMARK 500 GLY A 568 ASN A 569 138.81 REMARK 500 ASN A 569 LYS A 570 147.65 REMARK 500 ASN B 569 LYS B 570 -95.99 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 LYS A 567 -14.09 REMARK 500 GLY A 568 17.40 REMARK 500 ASN A 569 16.75 REMARK 500 GLU A 571 10.24 REMARK 500 ASN B 569 -15.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCG A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCG B 402 DBREF 2Q0A A 443 640 UNP O88703 HCN2_MOUSE 443 640 DBREF 2Q0A B 443 640 UNP O88703 HCN2_MOUSE 443 640 SEQADV 2Q0A GLY A 441 UNP O88703 CLONING ARTIFACT SEQADV 2Q0A SER A 442 UNP O88703 CLONING ARTIFACT SEQADV 2Q0A ASP A 636 UNP O88703 ILE 636 ENGINEERED MUTATION SEQADV 2Q0A GLY B 441 UNP O88703 CLONING ARTIFACT SEQADV 2Q0A SER B 442 UNP O88703 CLONING ARTIFACT SEQADV 2Q0A ASP B 636 UNP O88703 ILE 636 ENGINEERED MUTATION SEQRES 1 A 200 GLY SER ASP SER SER ARG ARG GLN TYR GLN GLU LYS TYR SEQRES 2 A 200 LYS GLN VAL GLU GLN TYR MET SER PHE HIS LYS LEU PRO SEQRES 3 A 200 ALA ASP PHE ARG GLN LYS ILE HIS ASP TYR TYR GLU HIS SEQRES 4 A 200 ARG TYR GLN GLY LYS MET PHE ASP GLU ASP SER ILE LEU SEQRES 5 A 200 GLY GLU LEU ASN GLY PRO LEU ARG GLU GLU ILE VAL ASN SEQRES 6 A 200 PHE ASN CYS ARG LYS LEU VAL ALA SER MET PRO LEU PHE SEQRES 7 A 200 ALA ASN ALA ASP PRO ASN PHE VAL THR ALA MET LEU THR SEQRES 8 A 200 LYS LEU LYS PHE GLU VAL PHE GLN PRO GLY ASP TYR ILE SEQRES 9 A 200 ILE ARG GLU GLY THR ILE GLY LYS LYS MET TYR PHE ILE SEQRES 10 A 200 GLN HIS GLY VAL VAL SER VAL LEU THR LYS GLY ASN LYS SEQRES 11 A 200 GLU MET LYS LEU SER ASP GLY SER TYR PHE GLY GLU ILE SEQRES 12 A 200 CYS LEU LEU THR ARG GLY ARG ARG THR ALA SER VAL ARG SEQRES 13 A 200 ALA ASP THR TYR CYS ARG LEU TYR SER LEU SER VAL ASP SEQRES 14 A 200 ASN PHE ASN GLU VAL LEU GLU GLU TYR PRO MET MET ARG SEQRES 15 A 200 ARG ALA PHE GLU THR VAL ALA ILE ASP ARG LEU ASP ARG SEQRES 16 A 200 ASP GLY LYS LYS ASN SEQRES 1 B 200 GLY SER ASP SER SER ARG ARG GLN TYR GLN GLU LYS TYR SEQRES 2 B 200 LYS GLN VAL GLU GLN TYR MET SER PHE HIS LYS LEU PRO SEQRES 3 B 200 ALA ASP PHE ARG GLN LYS ILE HIS ASP TYR TYR GLU HIS SEQRES 4 B 200 ARG TYR GLN GLY LYS MET PHE ASP GLU ASP SER ILE LEU SEQRES 5 B 200 GLY GLU LEU ASN GLY PRO LEU ARG GLU GLU ILE VAL ASN SEQRES 6 B 200 PHE ASN CYS ARG LYS LEU VAL ALA SER MET PRO LEU PHE SEQRES 7 B 200 ALA ASN ALA ASP PRO ASN PHE VAL THR ALA MET LEU THR SEQRES 8 B 200 LYS LEU LYS PHE GLU VAL PHE GLN PRO GLY ASP TYR ILE SEQRES 9 B 200 ILE ARG GLU GLY THR ILE GLY LYS LYS MET TYR PHE ILE SEQRES 10 B 200 GLN HIS GLY VAL VAL SER VAL LEU THR LYS GLY ASN LYS SEQRES 11 B 200 GLU MET LYS LEU SER ASP GLY SER TYR PHE GLY GLU ILE SEQRES 12 B 200 CYS LEU LEU THR ARG GLY ARG ARG THR ALA SER VAL ARG SEQRES 13 B 200 ALA ASP THR TYR CYS ARG LEU TYR SER LEU SER VAL ASP SEQRES 14 B 200 ASN PHE ASN GLU VAL LEU GLU GLU TYR PRO MET MET ARG SEQRES 15 B 200 ARG ALA PHE GLU THR VAL ALA ILE ASP ARG LEU ASP ARG SEQRES 16 B 200 ASP GLY LYS LYS ASN HET PCG A 401 23 HET PCG B 402 23 HETNAM PCG CYCLIC GUANOSINE MONOPHOSPHATE FORMUL 3 PCG 2(C10 H12 N5 O7 P) FORMUL 5 HOH *215(H2 O) HELIX 1 1 ASP A 443 HIS A 463 1 21 HELIX 2 2 PRO A 466 GLN A 482 1 17 HELIX 3 3 ASP A 487 LEU A 495 1 9 HELIX 4 4 ASN A 496 CYS A 508 1 13 HELIX 5 5 CYS A 508 MET A 515 1 8 HELIX 6 6 MET A 515 ASN A 520 1 6 HELIX 7 7 ASP A 522 LYS A 532 1 11 HELIX 8 8 GLY A 581 ARG A 588 1 8 HELIX 9 9 VAL A 608 GLU A 616 1 9 HELIX 10 10 TYR A 618 MET A 620 5 3 HELIX 11 11 MET A 621 ASP A 636 1 16 HELIX 12 12 SER B 445 HIS B 463 1 19 HELIX 13 13 PRO B 466 GLN B 482 1 17 HELIX 14 14 ASP B 487 LEU B 495 1 9 HELIX 15 15 ASN B 496 CYS B 508 1 13 HELIX 16 16 CYS B 508 MET B 515 1 8 HELIX 17 17 MET B 515 ALA B 521 1 7 HELIX 18 18 ASP B 522 LYS B 532 1 11 HELIX 19 19 GLY B 581 ARG B 588 1 8 HELIX 20 20 VAL B 608 GLU B 616 1 9 HELIX 21 21 TYR B 618 MET B 620 5 3 HELIX 22 22 MET B 621 ASP B 634 1 14 SHEET 1 A 4 LYS A 534 PHE A 538 0 SHEET 2 A 4 CYS A 601 SER A 607 -1 O SER A 605 N LYS A 534 SHEET 3 A 4 LYS A 553 HIS A 559 -1 N HIS A 559 O ARG A 602 SHEET 4 A 4 TYR A 579 PHE A 580 -1 O PHE A 580 N TYR A 555 SHEET 1 B 4 TYR A 543 ILE A 545 0 SHEET 2 B 4 SER A 594 ALA A 597 -1 O VAL A 595 N ILE A 545 SHEET 3 B 4 VAL A 561 LEU A 565 -1 N SER A 563 O ARG A 596 SHEET 4 B 4 LYS A 573 SER A 575 -1 O LEU A 574 N VAL A 562 SHEET 1 C 4 LYS B 534 PHE B 538 0 SHEET 2 C 4 CYS B 601 SER B 607 -1 O SER B 605 N LYS B 534 SHEET 3 C 4 LYS B 553 HIS B 559 -1 N HIS B 559 O ARG B 602 SHEET 4 C 4 TYR B 579 PHE B 580 -1 O PHE B 580 N TYR B 555 SHEET 1 D 4 TYR B 543 ILE B 545 0 SHEET 2 D 4 SER B 594 ALA B 597 -1 O VAL B 595 N ILE B 545 SHEET 3 D 4 VAL B 562 LEU B 565 -1 N SER B 563 O ARG B 596 SHEET 4 D 4 LYS B 573 LEU B 574 -1 O LEU B 574 N VAL B 562 SITE 1 AC1 12 HOH A 163 MET A 572 PHE A 580 GLY A 581 SITE 2 AC1 12 GLU A 582 ILE A 583 CYS A 584 ARG A 591 SITE 3 AC1 12 THR A 592 ALA A 593 ARG A 632 ASP A 636 SITE 1 AC2 11 MET B 572 PHE B 580 GLY B 581 GLU B 582 SITE 2 AC2 11 ILE B 583 CYS B 584 ARG B 591 THR B 592 SITE 3 AC2 11 ALA B 593 ARG B 632 ASP B 636 CRYST1 94.734 94.734 124.047 90.00 90.00 90.00 I 4 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 0.010556 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010556 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008061 0.00000